{"transactions":[{"id":713138,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-12","kind":"purchase","planned":false,"acquired":true,"shares":14031,"price":0.91,"value":12768.21,"ownership":{"direct":true},"balance_after":1385672,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713137,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-12","kind":"purchase","planned":false,"acquired":true,"shares":200,"price":0.9085,"value":181.7,"ownership":{"direct":true},"balance_after":1371641,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713136,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-12","kind":"purchase","planned":false,"acquired":true,"shares":1210,"price":0.9047,"value":1094.687,"ownership":{"direct":true},"balance_after":1371441,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713135,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-12","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":0.9306,"value":33501.6,"ownership":{"direct":true},"balance_after":1370231,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713134,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-11","kind":"purchase","planned":false,"acquired":true,"shares":136000,"price":0.8599,"value":116946.4,"ownership":{"direct":true},"balance_after":1334231,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713133,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-10","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":0.8243,"value":29674.8,"ownership":{"direct":true},"balance_after":1198231,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713132,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-09","kind":"purchase","planned":false,"acquired":true,"shares":23637,"price":0.7938,"value":18763.0506,"ownership":{"direct":true},"balance_after":1162231,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713131,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-08","kind":"purchase","planned":false,"acquired":true,"shares":34733,"price":0.7984,"value":27730.8272,"ownership":{"direct":true},"balance_after":1138594,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713130,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-05","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":0.8498,"value":30592.8,"ownership":{"direct":true},"balance_after":1103861,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713129,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-04","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":0.8894,"value":32018.4,"ownership":{"direct":true},"balance_after":1067861,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713128,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-02","kind":"purchase","planned":false,"acquired":true,"shares":1047,"price":0.9155,"value":958.5285,"ownership":{"direct":true},"balance_after":1031861,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713127,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-01","kind":"purchase","planned":false,"acquired":true,"shares":10154,"price":0.9094,"value":9234.0476,"ownership":{"direct":true},"balance_after":1030814,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713126,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-01","kind":"purchase","planned":false,"acquired":true,"shares":2731,"price":0.8987,"value":2454.3497,"ownership":{"direct":true},"balance_after":1020660,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713125,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-01","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":0.8992,"value":32371.2,"ownership":{"direct":true},"balance_after":1017929,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":713124,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-07-08T19:21:19.000Z","date":"2026-06-01","kind":"purchase","planned":false,"acquired":true,"shares":16000,"price":0.8984,"value":14374.4,"ownership":{"direct":true},"balance_after":981929,"source":{"system":"sec-edgar","filing":"0001104659-26-081771","document":"tm2620067-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926081771/tm2620067-1_4seq1.xml","form_type":"4"}},{"id":747633,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40844,"kind":"person","name":"Ridder Wolfram","position":1,"cik":"0001337324","reported_name":"Ridder Wolfram","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Senior VP, Innovation & Gov."}}],"security":"Restricted Stock Units","published_at":"2026-06-05T19:09:08.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":18665,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":18665,"derivative":{"underlying":"Common Stock","underlying_shares":18665},"source":{"system":"sec-edgar","filing":"0001337324-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000133732426000001/primary_doc.xml","form_type":"4"}},{"id":747634,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40845,"kind":"person","name":"BECK WOLFGANG","position":1,"cik":"0001967255","reported_name":"BECK WOLFGANG","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Senior VP Global Wood Sourcing"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T19:02:20.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":12967,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":12967,"derivative":{"underlying":"Common Stock","underlying_shares":12967},"source":{"system":"sec-edgar","filing":"0001967255-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000196725526000001/primary_doc.xml","form_type":"4"}},{"id":747632,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40843,"kind":"person","name":"Short Richard George","position":1,"cik":"0001507295","reported_name":"Short Richard George","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO & Secretary"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T18:54:19.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":31504,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":31504,"derivative":{"underlying":"Common Stock","underlying_shares":31504},"source":{"system":"sec-edgar","filing":"0001507295-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000150729526000001/primary_doc.xml","form_type":"4"}},{"id":747631,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40842,"kind":"person","name":"ARGUIN GUY","position":1,"cik":"0001918412","reported_name":"ARGUIN GUY","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Human Resources Officer"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T18:47:41.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":13612,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":13612,"derivative":{"underlying":"Common Stock","underlying_shares":13612},"source":{"system":"sec-edgar","filing":"0001918412-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000191841226000001/primary_doc.xml","form_type":"4"}},{"id":747859,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40906,"kind":"person","name":"STANNUS GENEVIEVE","position":1,"cik":"0001486247","reported_name":"STANNUS GENEVIEVE","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Treasurer"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T18:32:03.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":8583,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":8583,"derivative":{"underlying":"Common Stock","underlying_shares":8583},"source":{"system":"sec-edgar","filing":"0001486247-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1486247/000148624726000001/primary_doc.xml","form_type":"4"}},{"id":747635,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40846,"kind":"person","name":"Heine Eric Xavier","position":1,"cik":"0001331804","reported_name":"Heine Eric Xavier","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP Sales, Marketing& Logistics"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T18:23:47.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":10750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":10750,"derivative":{"underlying":"Common Stock","underlying_shares":10750},"source":{"system":"sec-edgar","filing":"0001331804-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1331804/000133180426000001/primary_doc.xml","form_type":"4"}},{"id":747630,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40841,"kind":"person","name":"ALEKSON CYNTHIA MARGARET","position":1,"cik":"0001973975","reported_name":"ALEKSON CYNTHIA MARGARET","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Controller"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T18:15:36.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":7188,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":7188,"derivative":{"underlying":"Common Stock","underlying_shares":7188},"source":{"system":"sec-edgar","filing":"0001973975-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000197397526000001/primary_doc.xml","form_type":"4"}},{"id":748265,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":41001,"kind":"person","name":"Merforth Carsten","position":1,"cik":"0001943969","reported_name":"Merforth Carsten","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO, Wood Products"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T18:01:40.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":26764,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":26764,"derivative":{"underlying":"Common Stock","underlying_shares":26764},"source":{"system":"sec-edgar","filing":"0001943969-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1943969/000194396926000001/primary_doc.xml","form_type":"4"}},{"id":747629,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40840,"kind":"person","name":"Koppensteiner Adolf","position":1,"cik":"0001732127","reported_name":"Koppensteiner Adolf","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO, Pulp Products"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T17:53:46.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":30505,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":30505,"derivative":{"underlying":"Common Stock","underlying_shares":30505},"source":{"system":"sec-edgar","filing":"0001732127-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000173212726000001/primary_doc.xml","form_type":"4"}},{"id":747628,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40839,"kind":"person","name":"BUENO ESTRADA JUAN CARLOS","position":1,"cik":"0001927186","reported_name":"BUENO ESTRADA JUAN CARLOS","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & President"}}],"security":"Restricted Stock Units","published_at":"2026-06-05T17:44:27.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":126808,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Mercer International Inc. (\"Mercer\") common stock, or, at the company's election, the cash value thereof. The restricted stock units vest on January 1, 2029 subject to the Reporting Person's continued service to Mercer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Not applicable."}],"balance_after":126808,"derivative":{"underlying":"Common Stock","underlying_shares":126808},"source":{"system":"sec-edgar","filing":"0001927186-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000192718626000001/primary_doc.xml","form_type":"4"}},{"id":754727,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42386,"kind":"person","name":"CORRICK THOMAS KEVIN","position":1,"cik":"0001607859","reported_name":"CORRICK THOMAS KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Deferred Stock Units","published_at":"2026-06-03T00:38:53.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":75008,"derivative":{"underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001607859-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1607859/000160785926000001/primary_doc.xml","form_type":"4"}},{"id":754971,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42425,"kind":"person","name":"Rettig Rainer","position":1,"cik":"0001804365","reported_name":"Rettig Rainer","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Cash Settled Deferred Stock Units","published_at":"2026-06-03T00:30:59.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."}],"balance_after":25000,"derivative":{"underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001804365-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1804365/000180436526000001/primary_doc.xml","form_type":"4"}},{"id":754502,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":15338,"kind":"person","name":"von Pentz Markwart","position":1,"cik":"0001411741","reported_name":"von Pentz Markwart","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Deferred Stock Units","published_at":"2026-06-03T00:19:30.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":25000,"derivative":{"underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001411741-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1411741/000141174126000001/primary_doc.xml","form_type":"4"}},{"id":754259,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42329,"kind":"person","name":"North Janine","position":1,"cik":"0001848169","reported_name":"North Janine","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Cash Settled Deferred Stock Units","published_at":"2026-06-03T00:09:11.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."}],"balance_after":80289.3,"derivative":{"underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001848169-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000184816926000001/primary_doc.xml","form_type":"4"}},{"id":754258,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42328,"kind":"person","name":"Shepherd James","position":1,"cik":"0001522288","reported_name":"Shepherd James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-03T00:01:12.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a restricted stock award by Mercer International Inc. (\"Mercer\") to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\").  These shares vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."}],"balance_after":133471,"source":{"system":"sec-edgar","filing":"0001522288-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000152228826000001/primary_doc.xml","form_type":"4"}},{"id":754421,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42354,"kind":"person","name":"MCCARTNEY WILLIAM","position":1,"cik":"0001260893","reported_name":"MCCARTNEY WILLIAM","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Deferred Stock Units","published_at":"2026-06-02T23:53:45.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":41250,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":106156,"derivative":{"underlying":"Common Stock","underlying_shares":41250},"source":{"system":"sec-edgar","filing":"0001260893-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260893/000126089326000001/primary_doc.xml","form_type":"4"}},{"id":754257,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42327,"kind":"person","name":"Laberge Alice","position":1,"cik":"0001848174","reported_name":"Laberge Alice","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Cash Settled Deferred Stock Units","published_at":"2026-06-02T23:44:34.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2027 AGM."}],"balance_after":96085,"derivative":{"underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001848174-26-000002","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000184817426000002/primary_doc.xml","form_type":"4"}},{"id":754307,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42343,"kind":"person","name":"WELTY LINDA J","position":1,"cik":"0001205450","reported_name":"WELTY LINDA J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Deferred Stock Units","published_at":"2026-06-02T23:23:10.000Z","date":"2026-06-02","kind":"grant","planned":false,"acquired":true,"shares":25000,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing June 1, 2026 and ending at its next regularly scheduled annual general meeting in 2027 (the \"2027 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2027 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":85181,"derivative":{"underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001205450-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1205450/000120545026000001/primary_doc.xml","form_type":"4"}},{"id":770669,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-05-20T16:41:59.000Z","date":"2026-05-19","kind":"purchase","planned":false,"acquired":true,"shares":105000,"price":0.9747,"value":102343.5,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1957000,"source":{"system":"sec-edgar","filing":"0001104659-26-064322","document":"tm2615130-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926064322/tm2615130-1_4seq1.xml","form_type":"4"}},{"id":770668,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-05-20T16:41:59.000Z","date":"2026-05-18","kind":"purchase","planned":false,"acquired":true,"shares":380000,"price":0.9645,"value":366510.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1852000,"source":{"system":"sec-edgar","filing":"0001104659-26-064322","document":"tm2615130-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926064322/tm2615130-1_4seq1.xml","form_type":"4"}},{"id":770667,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-05-20T16:41:59.000Z","date":"2026-05-15","kind":"purchase","planned":false,"acquired":true,"shares":215000,"price":0.9469,"value":203583.5,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1472000,"source":{"system":"sec-edgar","filing":"0001104659-26-064322","document":"tm2615130-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926064322/tm2615130-1_4seq1.xml","form_type":"4"}},{"id":777879,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-05-15T23:10:08.000Z","date":"2026-05-14","kind":"purchase","planned":false,"acquired":true,"shares":200000,"price":0.8811,"value":176220.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1257000,"source":{"system":"sec-edgar","filing":"0001104659-26-062855","document":"tm2614827-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926062855/tm2614827-1_4seq1.xml","form_type":"4"}},{"id":777878,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-05-15T23:10:08.000Z","date":"2026-05-12","kind":"purchase","planned":false,"acquired":true,"shares":57000,"price":0.8773,"value":50006.1,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1057000,"source":{"system":"sec-edgar","filing":"0001104659-26-062855","document":"tm2614827-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926062855/tm2614827-1_4seq1.xml","form_type":"4"}},{"id":777877,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-05-15T23:10:08.000Z","date":"2026-05-12","kind":"purchase","planned":false,"acquired":true,"shares":43000,"price":0.8412,"value":36171.6,"ownership":{"direct":false,"nature":"Via E.G. Anderson Inc."},"balance_after":253000,"source":{"system":"sec-edgar","filing":"0001104659-26-062855","document":"tm2614827-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926062855/tm2614827-1_4seq1.xml","form_type":"4"}},{"id":852213,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-03-10T17:18:16.000Z","date":"2025-07-22","kind":"purchase","planned":false,"acquired":true,"shares":70000,"price":3.38,"value":236600.0,"ownership":{"direct":false,"nature":"Via Peter and Cynthia Kellogg Foundation"},"balance_after":1000000,"source":{"system":"sec-edgar","filing":"0001104659-26-025706","document":"tm268454-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465926025706/tm268454-1_4seq1.xml","form_type":"4"}},{"id":876886,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42327,"kind":"person","name":"Laberge Alice","position":1,"cik":"0001848174","reported_name":"Laberge Alice","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-27T19:42:29.000Z","date":"2026-02-25","kind":"purchase","planned":false,"acquired":true,"shares":1000,"price":1.9,"value":1900.0,"ownership":{"direct":false,"nature":"Registered Retirement Savings Plan"},"balance_after":2000,"source":{"system":"sec-edgar","filing":"0001848174-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000184817426000001/primary_doc.xml","form_type":"4"}},{"id":976819,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-12","kind":"purchase","planned":false,"acquired":true,"shares":200000,"price":1.68,"value":336000.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1520000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":29,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976818,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-13","kind":"purchase","planned":false,"acquired":true,"shares":125000,"price":1.74,"value":217500.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1320000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":28,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976817,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-13","kind":"purchase","planned":false,"acquired":true,"shares":100000,"price":1.72,"value":172000.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1195000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":27,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976816,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-12","kind":"purchase","planned":false,"acquired":true,"shares":25000,"price":1.69,"value":42250.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1095000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":26,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976815,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-12","kind":"purchase","planned":false,"acquired":true,"shares":70000,"price":1.72,"value":120400.0,"ownership":{"direct":false,"nature":"Via Harco"},"balance_after":1070000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":25,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976814,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-30","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":2.07,"value":74520.0,"ownership":{"direct":true},"balance_after":646000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":24,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976813,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-07","kind":"purchase","planned":false,"acquired":true,"shares":18000,"price":1.79,"value":32220.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1318540,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":23,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976812,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-07","kind":"purchase","planned":false,"acquired":true,"shares":28701,"price":1.67,"value":47930.67,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1300540,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":22,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976811,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-07","kind":"purchase","planned":false,"acquired":true,"shares":1200,"price":1.61,"value":1932.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1271839,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":21,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976810,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-07","kind":"purchase","planned":false,"acquired":true,"shares":6099,"price":1.56,"value":9514.44,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1270639,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976809,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-06","kind":"purchase","planned":false,"acquired":true,"shares":58000,"price":1.86,"value":107880.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1264540,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976808,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-06","kind":"purchase","planned":false,"acquired":true,"shares":35715,"price":1.89,"value":67501.35,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1206540,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976807,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-06","kind":"purchase","planned":false,"acquired":true,"shares":285,"price":1.84,"value":524.4,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1170825,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976806,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-06","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":1.87,"value":67320.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1170540,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976805,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-05","kind":"purchase","planned":false,"acquired":true,"shares":25938,"price":1.92,"value":49800.96,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1134540,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976804,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-05","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":1.91,"value":68760.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1108602,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976803,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-05","kind":"purchase","planned":false,"acquired":true,"shares":36000,"price":1.88,"value":67680.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1072602,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976802,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-11-04","kind":"purchase","planned":false,"acquired":true,"shares":36602,"price":1.93,"value":70641.86,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1036602,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976801,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-30","kind":"purchase","planned":false,"acquired":true,"shares":6160,"price":2.11,"value":12997.6,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":1000000,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976800,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-30","kind":"purchase","planned":false,"acquired":true,"shares":350,"price":2.11,"value":738.5,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":993840,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976799,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-30","kind":"purchase","planned":false,"acquired":true,"shares":18650,"price":2.11,"value":39351.5,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":993490,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976798,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-29","kind":"purchase","planned":false,"acquired":true,"shares":5540,"price":2.27,"value":12575.8,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":974840,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976797,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-29","kind":"purchase","planned":false,"acquired":true,"shares":19000,"price":2.27,"value":43130.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":969300,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976796,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-29","kind":"purchase","planned":false,"acquired":true,"shares":17000,"price":2.26,"value":38420.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":950300,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976795,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-29","kind":"purchase","planned":false,"acquired":true,"shares":17000,"price":2.27,"value":38590.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":933300,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976794,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-28","kind":"purchase","planned":false,"acquired":true,"shares":41778,"price":2.44,"value":101938.32,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":916300,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976793,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-28","kind":"purchase","planned":false,"acquired":true,"shares":7700,"price":2.44,"value":18788.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":874522,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976792,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-03","kind":"purchase","planned":false,"acquired":true,"shares":3122,"price":2.79,"value":8710.38,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":866822,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":976791,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T01:09:58.000Z","date":"2025-10-03","kind":"purchase","planned":false,"acquired":true,"shares":3700,"price":2.79,"value":10323.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":863700,"source":{"system":"sec-edgar","filing":"0001104659-25-119790","document":"tm2530391-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925119790/tm2530391-1_4seq1.xml","form_type":"4"}},{"id":1061528,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42343,"kind":"person","name":"WELTY LINDA J","position":1,"cik":"0001205450","reported_name":"WELTY LINDA J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-08-19T16:23:28.000Z","date":"2025-08-18","kind":"purchase","planned":false,"acquired":true,"shares":10000,"price":3.0866,"value":30866.0,"ownership":{"direct":true},"balance_after":36290,"source":{"system":"sec-edgar","filing":"0001205450-25-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1205450/000120545025000001/primary_doc.xml","form_type":"4"}},{"id":1071223,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42327,"kind":"person","name":"Laberge Alice","position":1,"cik":"0001848174","reported_name":"Laberge Alice","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-08-08T21:50:55.000Z","date":"2025-08-08","kind":"purchase","planned":false,"acquired":true,"shares":2000,"price":2.9786,"value":5957.2,"ownership":{"direct":true},"balance_after":12065,"source":{"system":"sec-edgar","filing":"0001848174-25-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000184817425000002/primary_doc.xml","form_type":"4"}},{"id":1071222,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42327,"kind":"person","name":"Laberge Alice","position":1,"cik":"0001848174","reported_name":"Laberge Alice","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-08-08T17:10:16.000Z","date":"2025-08-07","kind":"purchase","planned":false,"acquired":true,"shares":2000,"price":2.99,"value":5980.0,"ownership":{"direct":true},"balance_after":10065,"source":{"system":"sec-edgar","filing":"0001848174-25-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000184817425000001/primary_doc.xml","form_type":"4"}},{"id":1083070,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-24T00:57:16.000Z","date":"2025-07-22","kind":"purchase","planned":false,"acquired":true,"shares":760000,"price":3.25,"value":2470000.0,"ownership":{"direct":false,"nature":"Via Spouse"},"balance_after":2300000,"source":{"system":"sec-edgar","filing":"0001104659-25-070127","document":"tm2521601-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925070127/tm2521601-1_4seq1.xml","form_type":"4"}},{"id":1090299,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-09","kind":"purchase","planned":false,"acquired":true,"shares":30629,"price":3.7499,"value":114855.6871,"ownership":{"direct":false,"nature":"Via Bermuda Partners"},"balance_after":2000000,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090298,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-09","kind":"purchase","planned":false,"acquired":true,"shares":1171,"price":3.67,"value":4297.57,"ownership":{"direct":false,"nature":"Via Bermuda Partners"},"balance_after":1969371,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090297,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-06","kind":"purchase","planned":false,"acquired":true,"shares":36600,"price":3.6235,"value":132620.1,"ownership":{"direct":false,"nature":"Via Bermuda Partners"},"balance_after":1968200,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090296,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-06","kind":"purchase","planned":false,"acquired":true,"shares":13600,"price":3.6199,"value":49230.64,"ownership":{"direct":false,"nature":"Via Bermuda Partners"},"balance_after":1931600,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090295,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-10","kind":"purchase","planned":false,"acquired":true,"shares":8900,"price":3.72,"value":33108.0,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":860000,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090294,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-10","kind":"purchase","planned":false,"acquired":true,"shares":12220,"price":3.7184,"value":45438.848,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":851100,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090293,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-10","kind":"purchase","planned":false,"acquired":true,"shares":12300,"price":3.7178,"value":45728.94,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":838900,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090292,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-09","kind":"purchase","planned":false,"acquired":true,"shares":19597,"price":3.7492,"value":73473.0724,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":826600,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1090291,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":31530,"kind":"person","name":"KELLOGG PETER R","position":1,"cik":"0000897485","reported_name":"KELLOGG PETER R","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-07-09T19:25:45.000Z","date":"2025-06-09","kind":"purchase","planned":false,"acquired":true,"shares":7003,"price":3.725,"value":26086.175,"ownership":{"direct":false,"nature":"Via Non Marital PRK Trust"},"balance_after":807003,"source":{"system":"sec-edgar","filing":"0001104659-25-066671","document":"tm2520235-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897485/000110465925066671/tm2520235-1_4seq1.xml","form_type":"4"}},{"id":1111211,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40839,"kind":"person","name":"BUENO ESTRADA JUAN CARLOS","position":1,"cik":"0001927186","reported_name":"BUENO ESTRADA JUAN CARLOS","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2025-06-13T21:42:31.000Z","date":"2025-06-11","kind":"purchase","planned":false,"acquired":true,"shares":8000,"price":3.77,"value":30160.0,"ownership":{"direct":true},"balance_after":75615,"source":{"system":"sec-edgar","filing":"0001927186-25-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000192718625000002/primary_doc.xml","form_type":"4"}},{"id":1124668,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":15338,"kind":"person","name":"von Pentz Markwart","position":1,"cik":"0001411741","reported_name":"von Pentz Markwart","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-03T21:45:01.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a restricted stock award by Mercer International Inc. (\"Mercer\") to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\").  These shares vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."}],"balance_after":27933,"source":{"system":"sec-edgar","filing":"0001333274-25-000011","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1411741/000133327425000011/primary_doc.xml","form_type":"4"}},{"id":1124934,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42386,"kind":"person","name":"CORRICK THOMAS KEVIN","position":1,"cik":"0001607859","reported_name":"CORRICK THOMAS KEVIN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Deferred Stock Units","published_at":"2025-06-03T21:30:58.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":50008,"derivative":{"underlying":"Common Stock","underlying_shares":27933},"source":{"system":"sec-edgar","filing":"0001333274-25-000009","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1607859/000133327425000009/primary_doc.xml","form_type":"4"}},{"id":1124508,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42343,"kind":"person","name":"WELTY LINDA J","position":1,"cik":"0001205450","reported_name":"WELTY LINDA J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Deferred Stock Units","published_at":"2025-06-03T21:12:34.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer) as a grant to the Reporting Person under Mercer's non-employee director compensation program and Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2026 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":60181,"derivative":{"underlying":"Common Stock","underlying_shares":27933},"source":{"system":"sec-edgar","filing":"0001333274-25-000008","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1205450/000133327425000008/primary_doc.xml","form_type":"4"}},{"id":1124428,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":78716,"kind":"person","name":"Wallace Alan C.","position":1,"cik":"0001742623","reported_name":"Wallace Alan C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-03T20:51:13.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a restricted stock award by Mercer International Inc. (\"Mercer\") to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\").  These shares vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."}],"balance_after":59901,"source":{"system":"sec-edgar","filing":"0001333274-25-000007","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000133327425000007/primary_doc.xml","form_type":"4"}},{"id":1125177,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42425,"kind":"person","name":"Rettig Rainer","position":1,"cik":"0001804365","reported_name":"Rettig Rainer","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-03T20:43:22.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a restricted stock award by Mercer International Inc. (\"Mercer\") to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\").  These shares vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM"}],"balance_after":74396,"source":{"system":"sec-edgar","filing":"0001333274-25-000006","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1804365/000133327425000006/primary_doc.xml","form_type":"4"}},{"id":1124427,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42329,"kind":"person","name":"North Janine","position":1,"cik":"0001848169","reported_name":"North Janine","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Cash Settled Deferred Stock Units","published_at":"2025-06-03T20:34:23.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."}],"balance_after":55289.3,"derivative":{"underlying":"Common Stock","underlying_shares":27933},"source":{"system":"sec-edgar","filing":"0001333274-25-000005","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000133327425000005/primary_doc.xml","form_type":"4"}},{"id":1124426,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42327,"kind":"person","name":"Laberge Alice","position":1,"cik":"0001848174","reported_name":"Laberge Alice","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Cash Settled Deferred Stock Units","published_at":"2025-06-03T18:51:14.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents cash settled deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\"), as a grant to the Reporting Person, at the election of the Reporting Person as an equity grant under Mercer's non-employee director compensation program in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU represents the right to receive a cash payment equal to the fair market value of one share of Mercer's common stock on the redemption date(s) and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms. These DSUs vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."}],"balance_after":71085,"derivative":{"underlying":"Common Stock","underlying_shares":27933},"source":{"system":"sec-edgar","filing":"0001260893-25-000003","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000126089325000003/primary_doc.xml","form_type":"4"}},{"id":1124425,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42328,"kind":"person","name":"Shepherd James","position":1,"cik":"0001522288","reported_name":"Shepherd James","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-03T18:34:02.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":27933,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a restricted stock award by Mercer International Inc. (\"Mercer\") to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). These shares vest on the earlier of the one-year anniversary of the grant date or the date of the 2026 AGM."}],"balance_after":108471,"source":{"system":"sec-edgar","filing":"0001260893-25-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000126089325000002/primary_doc.xml","form_type":"4"}},{"id":1124557,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42354,"kind":"person","name":"MCCARTNEY WILLIAM","position":1,"cik":"0001260893","reported_name":"MCCARTNEY WILLIAM","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairperson"}}],"security":"Deferred Stock Units","published_at":"2025-06-03T18:15:52.000Z","date":"2025-06-02","kind":"grant","planned":false,"acquired":true,"shares":46090,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Represents deferred stock units (\"DSUs\") issued by Mercer International Inc. (\"Mercer\") as a grant to the Reporting Person under Mercer's non-employee director compensation program and the Amended and Restated 2022 Stock Incentive Plan in connection with his role as a director and Chairperson of Mercer's board of directors and in respect of the board term commencing May 31, 2025 and ending at its next regularly scheduled annual general meeting in 2026 (the \"2026 AGM\"). Each DSU vests on the earlier of the one year anniversary of the grant date or the date of the 2025 AGM and represents the right to receive one share of Mercer's common stock and dividend equivalents after the Reporting Person ceases to be a director of Mercer, unless deferred in accordance with its terms."}],"balance_after":64906,"derivative":{"underlying":"Common Stock","underlying_shares":46090},"source":{"system":"sec-edgar","filing":"0001260893-25-000001","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260893/000126089325000001/primary_doc.xml","form_type":"4"}},{"id":1152404,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":41001,"kind":"person","name":"Merforth Carsten","position":1,"cik":"0001943969","reported_name":"Merforth Carsten","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO, Wood Products"}}],"security":"Common Stock","published_at":"2025-05-12T16:54:52.000Z","date":"2025-05-08","kind":"purchase","planned":false,"acquired":true,"shares":7000,"price":3.616,"value":25312.0,"ownership":{"direct":true},"balance_after":22651,"source":{"system":"sec-edgar","filing":"0001943969-25-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1943969/000194396925000001/primary_doc.xml","form_type":"4"}},{"id":1153429,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40845,"kind":"person","name":"BECK WOLFGANG","position":1,"cik":"0001967255","reported_name":"BECK WOLFGANG","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. VP, Global Wood Sourcing"}}],"security":"Common Stock","published_at":"2025-05-09T18:06:00.000Z","date":"2025-05-07","kind":"purchase","planned":false,"acquired":true,"shares":591,"price":3.39,"value":2003.49,"ownership":{"direct":true},"balance_after":35054,"source":{"system":"sec-edgar","filing":"0001967255-25-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000196725525000001/primary_doc.xml","form_type":"4"}},{"id":1153428,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40845,"kind":"person","name":"BECK WOLFGANG","position":1,"cik":"0001967255","reported_name":"BECK WOLFGANG","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. VP, Global Wood Sourcing"}}],"security":"Common Stock","published_at":"2025-05-09T18:06:00.000Z","date":"2025-05-07","kind":"purchase","planned":false,"acquired":true,"shares":8200,"price":3.62,"value":29684.0,"ownership":{"direct":true},"balance_after":34463,"source":{"system":"sec-edgar","filing":"0001967255-25-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000196725525000001/primary_doc.xml","form_type":"4"}},{"id":1157166,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":42327,"kind":"person","name":"Laberge Alice","position":1,"cik":"0001848174","reported_name":"Laberge Alice","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-06T22:07:01.000Z","date":"2025-05-05","kind":"purchase","planned":false,"acquired":true,"shares":1000,"price":3.64,"value":3640.0,"ownership":{"direct":true},"balance_after":8065,"source":{"system":"sec-edgar","filing":"0001333274-25-000004","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000133327425000004/primary_doc.xml","form_type":"4"}},{"id":1353953,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40846,"kind":"person","name":"Heine Eric Xavier","position":1,"cik":"0001331804","reported_name":"Heine Eric Xavier","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Vice President"}}],"security":"Common Stock","published_at":"2024-11-22T23:31:50.000Z","date":"2024-11-20","kind":"sale","planned":false,"acquired":false,"shares":3155,"price":6.2605,"value":19751.8775,"ownership":{"direct":true},"balance_after":20330,"source":{"system":"sec-edgar","filing":"0001331804-24-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1331804/000133180424000001/primary_doc.xml","form_type":"4"}},{"id":1353952,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40846,"kind":"person","name":"Heine Eric Xavier","position":1,"cik":"0001331804","reported_name":"Heine Eric Xavier","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Vice President"}}],"security":"Common Stock","published_at":"2024-11-22T23:31:50.000Z","date":"2024-11-20","kind":"sale","planned":false,"acquired":false,"shares":23755,"price":6.2244,"value":147860.622,"ownership":{"direct":true},"balance_after":23485,"source":{"system":"sec-edgar","filing":"0001331804-24-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1331804/000133180424000001/primary_doc.xml","form_type":"4"}},{"id":1404806,"issuer":{"id":7530,"kind":"organization","name":"MERCER INTERNATIONAL INC."},"owners":[{"id":40839,"kind":"person","name":"BUENO ESTRADA JUAN CARLOS","position":1,"cik":"0001927186","reported_name":"BUENO ESTRADA JUAN CARLOS","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO & President"}}],"security":"Common Stock","published_at":"2024-09-17T18:21:01.000Z","date":"2024-09-16","kind":"purchase","planned":false,"acquired":true,"shares":7800,"price":6.7,"value":52260.0,"ownership":{"direct":true},"balance_after":67615,"source":{"system":"sec-edgar","filing":"0001927186-24-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333274/000192718624000002/primary_doc.xml","form_type":"4/A","original_submission_date":"2024-09-16"}}],"next_cursor":"2024-09-17T18:21:01.000000Z,1404806"}