Schaeffer David's Insider Trades & SAST Disclosures

Schaeffer David's most recent trade in Cogent Communications Holdings Inc was a trade of 15,000 common stock done at an average price of $51.0 . Disclosure was reported to the exchange on May 16, 2025.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 51.00 per share. 16 May 2025 15,000 4,256,721 (9%) 0% 51.0 764,925 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 50.38 per share. 15 May 2025 40,000 4,271,721 (9%) 0% 50.4 2,015,036 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 50.64 per share. 14 May 2025 30,000 4,311,721 (9%) 0% 50.6 1,519,140 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 50.45 per share. 12 May 2025 42,628 4,341,721 (9%) 0% 50.4 2,150,442 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 50.10 per share. 12 May 2025 11,372 4,384,349 (9%) 0% 50.1 569,790 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale or transfer of securities back to the company at price $ 0.00 per share. 04 Apr 2025 48,317 4,395,721 (9%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 71.77 per share. 04 Mar 2025 60,000 4,444,038 (9%) 0% 71.8 4,305,978 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Grant, award, or other acquisition of securities at price $ 0.00 per share. 14 Jan 2025 96,000 4,504,038 (9%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Grant, award, or other acquisition of securities at price $ 0.00 per share. 14 Jan 2025 84,000 4,408,038 (9%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale or transfer of securities back to the company at price $ 75.88 per share. 16 Dec 2024 20,000 4,228,038 (9%) 0% 75.9 1,517,548 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 83.76 per share. 25 Nov 2024 35,636 4,272,402 (9%) 0% 83.8 2,984,943 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT Sale of securities on an exchange or to another person at price $ 82.68 per share. 25 Nov 2024 24,364 4,248,038 (9%) 0% 82.7 2,014,537 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 71.75 per share. 10 Sep 2024 65,000 4,308,038 (9%) 0% 71.7 4,663,555 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 72.82 per share. 27 Aug 2024 60,000 4,373,038 (9%) 0% 72.8 4,368,960 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 51.78 per share. 14 Jun 2024 60,000 4,433,038 (9%) 0% 51.8 3,106,830 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 54.60 per share. 12 Jun 2024 60,000 4,493,038 (9%) 0% 54.6 3,276,000 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 59.44 per share. 13 May 2024 50,000 4,553,038 (9%) 0% 59.4 2,972,000 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale or transfer of securities back to the company at price $ 0.00 per share. 01 Apr 2024 50,165 4,603,038 (9%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 64.21 per share. 15 Mar 2024 26,174 4,653,203 (9%) 0% 64.2 1,680,633 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 67.52 per share. 14 Mar 2024 30,000 4,679,377 (9%) 0% 67.5 2,025,600 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale or transfer of securities back to the company at price $ 68.12 per share. 12 Mar 2024 50,000 4,709,377 (10%) 0% 68.1 3,406,000 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 68.12 per share. 12 Mar 2024 50,000 4,709,377 (10%) 0% 68.1 3,406,000 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale or transfer of securities back to the company at price $ 67.93 per share. 11 Mar 2024 35,000 4,759,377 (10%) 0% 67.9 2,377,550 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 67.93 per share. 11 Mar 2024 35,000 4,759,377 (10%) 0% 67.9 2,377,550 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale or transfer of securities back to the company at price $ 0.00 per share. 06 Mar 2024 21,387 4,794,377 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 72.55 per share. 06 Mar 2024 8,826 4,815,764 (10%) 0% 72.5 640,326 common stock
Cogent Communications Hold...
Schaeffer David Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2024 96,000 4,920,590 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2024 84,000 4,824,590 (10%) 0% 0 common stock
Cogent Communications Hold...
Schaeffer David Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 69.99 per share. 13 Dec 2023 20,000 4,740,590 (10%) 0% 70.0 1,399,800 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 62.44 per share. 08 Jun 2023 7,061 4,948,781 (10%) 0% 62.4 440,878 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 62.30 per share. 06 Jun 2023 42,334 4,955,842 (10%) 0% 62.3 2,637,459 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 62.25 per share. 06 Jun 2023 25,605 4,998,176 (10%) 0% 62.3 1,593,914 common stock
Cogent Communications Hold...
David Schaeffer Director, CHAIRMAN, CEO, AND PRESIDENT, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 65.38 per share. 10 May 2023 35,000 5,023,781 (10%) 0% 65.4 2,288,370 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2023 88,000 5,058,781 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2023 72,000 4,970,781 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2022 88,000 4,898,781 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2022 72,000 4,810,781 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 24 Feb 2021 105,000 4,738,781 (10%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 24 Feb 2021 84,000 4,633,781 (9%) 0% 0 common stock
Cogent Communications Hold...
David Schaeffer Director, Chairman, President & CEO Sale or transfer of securities back to the company at price $ 0.00 per share. 18 Jan 2021 15,951 4,549,781 (9%) 0% 0 common stock
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
View All The Insider Trades