| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Kennedy Sheryl Lynn | Director | 2450 N ST NW, 4TH FLOOR, WASHINGTON | /s/ Sheryl Kennedy | 01 Oct 2025 | 0001790695 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CCOI | common stock | Award | $0 | +2,395 | +24% | $0.000000 | 12,412 | 30 Sep 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The shares of common stock reported reflects a quarterly payment to directors for Q3 2025 service. All shares are owned directly by Ms. Kennedy, a director of Cogent Communications Holdings, Inc. |