[Form 4] COGENT COMMUNICATIONS HOLDINGS, INC. Insider Trading Activity

Rhea-AI Filing Summary

Steven D. Brooks, a director of Cogent Communications Holdings, Inc. (CCOI), received 2,395 shares of common stock as his quarterly director payment for Q3 2025. The transaction is reported as an acquisition on 09/30/2025 with a reported price of $0, indicating an equity payment rather than a cash purchase. After the award, Mr. Brooks directly owns 48,415 shares. The Form 4 is signed by Mr. Brooks on 10/01/2025 and identifies him as a company director filing individually.

Positive

• Director compensation paid in equity aligns management and shareholder interests by giving the director stock rather than cash.
• Clear disclosure of the transaction date (09/30/2025) and post-transaction holdings (48,415 shares) satisfies Section 16 reporting requirements.

Negative

• None.

Insights

Financial Analyst

TL;DR: Routine director equity compensation recorded; small increase in insider holdings, unlikely to materially affect valuation.

The filing documents a standard quarterly equity grant to a non-executive director, adding 2,395 shares and bringing direct holdings to 48,415 shares. The grant price is reported as $0, consistent with director compensation converted to stock rather than a market purchase. For investors, this is a routine governance/compensation disclosure with no indicated change to executive control or major dilution events.

Corporate Governance Expert

TL;DR: Governance signal: director paid in stock aligns incentives but appears routine and non-material.

This Form 4 shows standard equity-based director compensation for Q3 2025. The direct ownership and the nature of the grant (reported at $0) suggest a compensation issuance rather than a market trade. The disclosure meets Section 16 reporting requirements and provides clarity on the director's beneficial ownership; it does not indicate departures, control changes, or related-party transactions beyond typical director pay.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

BROOKS STEVEN D

(Last) (First) (Middle)

2450 N ST NW

4TH FLOOR

(Street)

WASHINGTON DC 20037

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COGENT COMMUNICATIONS HOLDINGS, INC. [ CCOI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/30/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
common stock	09/30/2025		A		2,395(1)	A	$0	48,415	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares of common stock reported reflects a quarterly payment to directors for Q3 2025 service. All shares are owned directly by Mr. Brooks, a director of Cogent Communications Holdings, Inc.

	/s/ Steven Brooks	10/01/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did Steven D. Brooks report for CCOI?

Mr. Brooks reported an acquisition of 2,395 shares of Cogent Communications common stock on 09/30/2025, reported at a price of $0.

How many CCOI shares does Steven Brooks own after this Form 4?

After the reported transaction, Mr. Brooks directly owns 48,415 shares of Cogent Communications common stock.

Was the Form 4 filed jointly or individually for CCOI?

The Form 4 was filed by one reporting person—Steven D. Brooks—indicating an individual filing.

What is the nature of the 2,395 shares reported on the CCOI Form 4?

The filing notes the shares reflect a quarterly payment to directors for Q3 2025 and are owned directly by Mr. Brooks.

When was the Form 4 signed and submitted for CCOI?

The Form 4 is signed by Steven Brooks on 10/01/2025 reporting the 09/30/2025 transaction.