{"transactions":[{"id":6196,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"exercise","planned":false,"acquired":false,"shares":2686,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options vest and become exercisable in three equal installments on 4/29/2026, 4/29/2027, and 4/29/2028."}],"balance_after":5374,"derivative":{"exercise_price":84.71,"exercise_date":"2026-04-29","expiration_date":"2035-04-28","underlying":"Common Stock","underlying_shares":2686},"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6195,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"exercise","planned":false,"acquired":false,"shares":9709,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option vested and become exercisable in three equal installments on 5/3/2023, 5/3/2024, and 5/3/2025."}],"balance_after":0,"derivative":{"exercise_price":87.1,"exercise_date":"2023-05-03","expiration_date":"2032-05-02","underlying":"Common Stock","underlying_shares":9709},"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6194,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"exercise","planned":false,"acquired":false,"shares":6311,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vested and became exercisable in three equal installments on 5/4/2022, 5/4/2023, and 5/4/2024."}],"balance_after":3154,"derivative":{"exercise_price":73.73,"exercise_date":"2022-05-04","expiration_date":"2031-05-03","underlying":"Common Stock","underlying_shares":6311},"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6193,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"sale","planned":false,"acquired":false,"shares":2686,"price":128.7179,"value":345736.2794,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $128.6400 to $128.8500, inclusive.  The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in the footnote."}],"balance_after":18212.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6192,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"exercise","planned":false,"acquired":true,"shares":2686,"price":84.71,"value":227531.06,"ownership":{"direct":true},"balance_after":20898.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6191,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"sale","planned":false,"acquired":false,"shares":9709,"price":128.7179,"value":1249722.0911,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $128.6400 to $128.8500, inclusive.  The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in the footnote."}],"balance_after":18212.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6190,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"exercise","planned":false,"acquired":true,"shares":9709,"price":87.1,"value":845653.9,"ownership":{"direct":true},"balance_after":27921.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6189,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"sale","planned":false,"acquired":false,"shares":6311,"price":128.7179,"value":812338.6669,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $128.6400 to $128.8500, inclusive.  The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in the footnote."}],"balance_after":18212.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":6188,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-08-07T20:21:19.000Z","date":"2026-08-05","kind":"exercise","planned":false,"acquired":true,"shares":6311,"price":73.73,"value":465310.03,"ownership":{"direct":true},"balance_after":24523.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000215","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000215/form4.xml","form_type":"4"}},{"id":10093,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-05-07T15:45:54.000Z","date":"2026-05-05","kind":"grant","planned":false,"acquired":true,"shares":21731,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option vests and becomes exercisable in equal installments on 5/5/2027, 5/5/2028, and, 5/5/2029."}],"balance_after":21731,"derivative":{"exercise_price":113.15,"exercise_date":"2027-05-05","expiration_date":"2036-05-04","underlying":"Common Stock","underlying_shares":21731},"source":{"system":"sec-edgar","filing":"0000310158-26-000123","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000123/form4.xml","form_type":"4"}},{"id":10092,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Restricted Stock Unit","published_at":"2026-05-07T15:45:54.000Z","date":"2026-05-05","kind":"grant","planned":false,"acquired":true,"shares":7424,"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 Merck & Co., Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/5/2027, 5/5/2028, and, 5/5/2029."}],"balance_after":7424,"derivative":{"exercise_date":"2027-05-05","expiration_date":"2029-05-05","underlying":"Common Stock","underlying_shares":7424},"source":{"system":"sec-edgar","filing":"0000310158-26-000123","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000123/form4.xml","form_type":"4"}},{"id":10304,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Restricted Stock Unit","published_at":"2026-05-05T17:47:30.000Z","date":"2026-05-02","kind":"exercise","planned":false,"acquired":false,"shares":552,"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 Merck & Co., Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/2/2024, 5/2/2025, and 5/2/2026."}],"balance_after":0,"derivative":{"exercise_date":"2024-05-02","expiration_date":"2026-05-02","underlying":"Common Stock","underlying_shares":552},"source":{"system":"sec-edgar","filing":"0000310158-26-000113","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000113/form4.xml","form_type":"4"}},{"id":10303,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-05-05T17:47:30.000Z","date":"2026-05-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":159,"price":112.16,"value":17833.44,"ownership":{"direct":true},"balance_after":18212.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000113","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000113/form4.xml","form_type":"4"}},{"id":10302,"issuer":{"id":2807,"kind":"organization","name":"Merck & Co., Inc."},"owners":[{"id":10495,"kind":"person","name":"Maraldo David R.","position":1,"cik":"0002126478","reported_name":"Maraldo David R.","relationship":{"officer":true,"officer_title":"EVP & Pres. MMD"}}],"security":"Common Stock","published_at":"2026-05-05T17:47:30.000Z","date":"2026-05-02","kind":"exercise","planned":false,"acquired":true,"shares":552,"price":112.16,"value":61912.32,"ownership":{"direct":true},"balance_after":18371.434,"source":{"system":"sec-edgar","filing":"0000310158-26-000113","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/310158/000031015826000113/form4.xml","form_type":"4"}}]}