{"transactions":[{"id":1808808,"issuer":{"id":1298,"kind":"organization","name":"COGENT COMMUNICATIONS HOLDINGS, INC.","symbol":"CCOI"},"owners":[{"id":110581,"kind":"person","name":"Kapp David Allen","position":1,"cik":"0001940074","reported_name":"Kapp David Allen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP & CHIEF TECHNICAL OFFICER"}}],"security":"Common Stock","published_at":"2023-08-14T20:15:09.000Z","date":"2023-08-11","kind":"sale","planned":false,"acquired":false,"shares":4000,"price":69.0738,"value":276295.2,"ownership":{"direct":true},"balance_after":6600,"source":{"system":"sec-edgar","filing":"0001415889-23-012204","document":"form4-08142023_040801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1158324/000141588923012204/form4-08142023_040801.xml","form_type":"4"}},{"id":1808807,"issuer":{"id":1298,"kind":"organization","name":"COGENT COMMUNICATIONS HOLDINGS, INC.","symbol":"CCOI"},"owners":[{"id":110581,"kind":"person","name":"Kapp David Allen","position":1,"cik":"0001940074","reported_name":"Kapp David Allen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP & CHIEF TECHNICAL OFFICER"}}],"security":"Common Stock","published_at":"2023-08-14T20:15:09.000Z","date":"2023-08-10","kind":"sale","planned":false,"acquired":false,"shares":5000,"price":65.3206,"value":326603.0,"ownership":{"direct":true},"balance_after":10600,"source":{"system":"sec-edgar","filing":"0001415889-23-012204","document":"form4-08142023_040801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1158324/000141588923012204/form4-08142023_040801.xml","form_type":"4"}},{"id":2063263,"issuer":{"id":1298,"kind":"organization","name":"COGENT COMMUNICATIONS HOLDINGS, INC.","symbol":"CCOI"},"owners":[{"id":110581,"kind":"person","name":"Kapp David Allen","position":1,"cik":"0001940074","reported_name":"Kapp David Allen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP Optical Transport Engr &CTO"}}],"security":"common stock","published_at":"2023-01-05T19:21:41.000Z","date":"2023-01-03","kind":"grant","acquired":true,"shares":9600,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares of restricted stock will vest in four equal quarterly installments starting on March 1, 2026."}],"balance_after":15600,"source":{"system":"sec-edgar","filing":"0001567619-23-000426","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1158324/000156761923000426/doc1.xml","form_type":"4"}},{"id":2103549,"issuer":{"id":1298,"kind":"organization","name":"COGENT COMMUNICATIONS HOLDINGS, INC.","symbol":"CCOI"},"owners":[{"id":110581,"kind":"person","name":"Kapp David Allen","position":1,"cik":"0001940074","reported_name":"Kapp David Allen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP & Chief Technical Officer"}}],"security":"common stock","published_at":"2022-11-28T16:30:17.000Z","date":"2022-11-22","kind":"sale","acquired":false,"shares":600,"price":58.5,"value":35100.0,"ownership":{"direct":true},"balance_after":6000,"source":{"system":"sec-edgar","filing":"0001567619-22-020901","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1158324/000156761922020901/doc1.xml","form_type":"4"}}]}