FERGUSON Lewis H - Insider Non-Derivative Transactions at COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 2, 2025, FERGUSON Lewis H's relationship to COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI) is Director, and currently has 19,267 shares of common stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other CCOI insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

FERGUSON Lewis H - Insider Non-Derivative Transactions of CCOI common stock

FERGUSON Lewis H - Insider Non-Derivative Transactions at CCOI

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 3, 2025	Sell -- (common stock)	4000	20.34	19267
Oct 1, 2025	Acquisition -- (common stock)	2395	0	23267
Jul 1, 2025	Acquisition -- (common stock)	1968	0	20872
May 29, 2025	Sell -- (common stock)	1100	47.57	18904
Apr 1, 2025	Acquisition -- (common stock)	1352	0	20004
Mar 13, 2025	Sell -- (common stock)	956	69.37	18652
Jan 2, 2025	Acquisition -- (common stock)	1254	0	19608
Nov 19, 2024	Sell -- (common stock)	846	81.76	18354
Oct 2, 2024	Acquisition -- (common stock)	1452	0	19200
Aug 23, 2024	Sell -- (common stock)	1550	72.62	17748
Jul 2, 2024	Acquisition -- (common stock)	1675	0	19298
May 22, 2024	Sell -- (common stock)	2000	58.9	17623
Apr 2, 2024	Acquisition -- (common stock)	1370	0	19623
Jan 2, 2024	Acquisition -- (common stock)	1403	0	18253
Dec 1, 2023	Sell -- (common stock)	950	64.6	16850
Oct 2, 2023	Acquisition -- (common stock)	1433	0	17800
Aug 30, 2023	Sell -- (common stock)	650	69.64	16367
Jul 2, 2023	Acquisition -- (common stock)	1435	0	17017
May 31, 2023	Sell -- (common stock)	640	63.24	15582
Apr 2, 2023	Acquisition -- (common stock)	1456	0	16222
Mar 14, 2023	Sell -- (common stock)	990	61.5	14766
Jan 4, 2023	Acquisition -- (common stock)	1709	0	15756