COGENT COMMUNICATIONS HOLDINGS, INC. 10-Q

ITEM 2. UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS Our Board of Directors has authorized a plan to permit the repurchase of our common stock in negotiated and open market transactions through December 31, 2025. As of September 30, 2025, $105.8 million remained available for such negotiated and open market transactions concerning our common stock. We may purchase shares from time to time depending on market, economic, and other factors. The following table summarizes our common stock repurchases during the third quarter of 2025 made pursuant to this authorization. During the quarter, we did not purchase shares outside of this program, and all purchases were made by or on behalf of the Company and not by any “affiliated purchaser” (as defined by Rule 10b-18 under the Exchange Act). Issuer Purchases of Equity Securities ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ Total Number Approximate ​ ​ Total ​ ​ ​ ​ of Shares ​ Dollar Value of ​ ​ Number of ​ ​ ​ ​ Purchased as Part of ​ Shares ​ ​ Shares ​ Average Price ​ Publicly Announced ​ that May Yet Be Purchased Period ​ Purchased ​ Paid per Share ​ Plans or Programs ​ Under the Plans or Programs July 1-31, 2025 ​ 63,487 ​ $ 48.13 ​ 63,487 ​ $ 107,869,864 August 1-31, 2025 ​ 48,824 ​ $ 43.29 ​ 48,824 ​ ​ 105,756,441 September 1-30, 2025 — ​ $ — — ​ $ 105,759,441 Total 112,311 ​ $ 45.02 112,311 ​ ​ ​