Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:5214c635-81b3-ec9e-cad1-af78ccf8c326 2026-09-19T16:10:01-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services CCOI: KILMER HENRY W (VP) Sold (S) 2,400 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $9.21 on 9/15 urn:uuid:16b5086d-1b01-5969-df85-5bee2ab9f201 2026-09-15T17:50:16-04:00 CCOI: WEED THADDEUS GERARD (VP,CFO) Sold (S) 4,850 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $9.37 on 9/2 urn:uuid:54e4144d-c8be-22d9-ca0e-b9f4d6364724 2026-09-03T09:45:23-04:00 CCOI: HOWELL DENEEN C (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:79223219-cc2a-eba1-43aa-8ef8180ff1b1 2026-07-01T17:17:28-04:00 CCOI: BROOKS STEVEN D (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:544c1ae5-6acc-d9b2-ff65-cf0f39b8f03e 2026-07-01T16:52:15-04:00 CCOI: DE SA PAUL (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:73267358-55fc-6a43-db1b-3c6e55c851ff 2026-07-01T11:21:51-04:00 CCOI: HOWARD EVE N (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:42767239-b793-4408-1ded-5572e3372ddb 2026-07-01T11:21:07-04:00 CCOI: FERGUSON LEWIS H (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:35f04b41-58fc-bb4b-befe-562bb9c429ff 2026-06-30T17:04:45-04:00 CCOI: KENNEDY SHERYL LYNN (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:08c27ae1-675a-7e79-6f27-036774fe9049 2026-06-30T17:03:46-04:00 CCOI: MONTAGNER MARC (DIR) Acquired (JB) 3,445 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $0.00 on 6/30 urn:uuid:e5d70d04-cf4a-6d66-d717-73e11bf1c5ad 2026-06-30T17:03:13-04:00 CCOI: WEED THADDEUS GERARD (VP,CFO) Sold (S) 4,850 Shares of COGENT COMMUNICATIONS HOLDINGS INC for $16.79 on 6/16 urn:uuid:0e87da6d-98ee-8415-bc14-81f13c874559 2026-06-16T16:25:54-04:00