CCOI · Cogent Communications Holdings, Inc.
$12.95
+0.73 (+5.97%)
At close · Jul 28
Market Cap
$611.95M
Shares
50.08M
Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-06-16 | THADDEUS WEED | Officer | 4,850 | 2026-06-16 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-06-09 | KILMER HENRY W | Officer | 2,400 | 2026-06-09 | Charles Schwab Corp. |
| 2026-05-28 | Lewis H FERGUSON | Director | 2,800 | 2026-05-28 | Benjamin F. Edwards & Co |
| 2026-05-18 | Sheryl Lynn Kennedy | Director | 3,300 | 2026-05-14 | RBC DOMINION SECURITIES INC. |
| 2026-03-05 | Lewis H FERGUSON | Director | 2,206 | 2026-03-05 | RBC WEALTH MANAGEMENT |
| 2026-03-05 | Sheryl Lynn Kennedy | Director | 3,300 | 2026-03-05 | RBC DOMINION SECURITIES INC. |
| 2026-03-05 | KILMER HENRY W | Officer | 2,400 | 2026-03-05 | Charles Schwab Corp. |
| 2026-03-05 | THADDEUS WEED | Officer | 4,850 | 2026-03-05 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-12-11 | THADDEUS WEED | Officer | 7,300 | 2025-12-11 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-12-03 | KILMER HENRY W | Officer | 4,800 | 2025-12-03 | Charles Schwab & Co |
| 2025-12-01 | Lewis H FERGUSON | Director | 4,000 | 2025-12-01 | RBC WEALTH MANAGEMENT |
| 2025-11-12 | Sheryl Lynn Kennedy | Director | 2,400 | 2025-11-11 | RBC DOMINION SECURITIES INC. |
| 2025-09-04 | KILMER HENRY W | Officer | 2,400 | 2025-09-04 | Charles Schwab Corp. |
| 2025-09-02 | THADDEUS WEED | Officer | 4,900 | 2025-09-02 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-08-21 | Sheryl Lynn Kennedy | Director | 2,000 | 2025-08-21 | RBC DOMINION SECURITIES INC. |
| 2025-06-16 | SCHAEFFER DAVE | FOUNDER & CEO | 45,000 | 2025-06-16 | RBC CAPITAL MARKETS LLC |
| 2025-06-16 | David Schaeffer | Founder, CEO | 25,000 | 2025-06-16 | J.P. Morgan Securities LLC |
| 2025-06-13 | David Schaeffer | Founder, CEO | 10,000 | 2025-06-13 | J.P. Morgan Securities LLC |
| 2025-06-13 | SCHAEFFER DAVE | FOUNDER & CEO | 45,000 | 2025-06-13 | RBC CAPITAL MARKETS LLC |
| 2025-06-12 | David Schaeffer | Founder, CEO | 10,000 | 2025-06-12 | J.P. Morgan Securities LLC |
| 2025-06-12 | SCHAEFFER DAVE | FOUNDER & CEO | 45,000 | 2025-06-12 | RBC CAPITAL MARKETS LLC |
| 2025-06-11 | SCHAEFFER DAVE | FOUNDER & CEO | 45,000 | 2025-06-11 | RBC CAPITAL MARKETS LLC |
| 2025-06-11 | David Schaeffer | Founder, CEO | 10,000 | 2025-06-11 | J.P. Morgan Securities LLC |
| 2025-06-10 | SCHAEFFER DAVE | FOUNDER & CEO | 40,000 | 2025-06-10 | RBC CAPITAL MARKETS LLC |
| 2025-06-10 | David Schaeffer | Founder, CEO | 15,000 | 2025-06-10 | J.P. Morgan Securities LLC |
| 2025-06-09 | THADDEUS WEED | Officer | 4,900 | 2025-06-09 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-06-09 | SCHAEFFER DAVE | FOUNDER & CEO | 40,000 | 2025-06-09 | RBC CAPITAL MARKETS LLC |
| 2025-06-09 | David Schaeffer | Founder, CEO | 15,000 | 2025-06-09 | J.P. Morgan Securities LLC |
| 2025-06-06 | SCHAEFFER DAVE | FOUNDER & CEO | 50,000 | 2025-06-06 | RBC CAPITAL MARKETS LLC |
| 2025-06-06 | David Schaeffer | Founder, CEO | 30,000 | 2025-06-06 | J.P. Morgan Securities LLC |
| 2025-06-05 | David Schaeffer | Founder, CEO | 35,000 | 2025-06-05 | J.P. Morgan Securities LLC |
| 2025-06-05 | SCHAEFFER DAVE | FOUNDER & CEO | 40,000 | 2025-06-05 | RBC CAPITAL MARKETS LLC |
| 2025-06-04 | SCHAEFFER DAVE | FOUNDER & CEO | 50,000 | 2025-06-04 | RBC CAPITAL MARKETS LLC |
| 2025-06-04 | BUBECK JAMES | Officer | 2,000 | 2025-06-04 | Charles Schwab & Co |
| 2025-06-04 | David Schaeffer | Founder, CEO | 25,000 | 2025-06-04 | J.P. Morgan Securities LLC |
| 2025-06-03 | KILMER HENRY W | Officer | 2,400 | 2025-06-03 | Charles Schwab & Co. |
| 2025-06-03 | David Schaeffer | Founder, CEO | 50,000 | 2025-06-03 | J.P. Morgan Securities LLC |
| 2025-06-03 | SCHAEFFER DAVE | FOUNDER & CEO | 15,000 | 2025-06-03 | RBC CAPITAL MARKETS LLC |
| 2025-06-02 | SCHAEFFER DAVE | FOUNDER & CEO | 15,000 | 2025-06-02 | RBC CAPITAL MARKETS LLC |
| 2025-06-02 | David Schaeffer | Founder, CEO | 50,000 | 2025-06-02 | J.P. Morgan Securities LLC |
| 2025-05-30 | David Schaeffer | Founder, CEO | 25,000 | 2025-05-30 | J.P. Morgan Securities LLC |
| 2025-05-29 | David Schaeffer | Founder, CEO | 25,000 | 2025-05-29 | J.P. Morgan Securities LLC |
| 2025-05-28 | SCHAEFFER DAVE | FOUNDER & CEO | 20,000 | 2025-05-28 | RBC CAPITAL MARKETS LLC |
| 2025-05-28 | Lewis H FERGUSON | Director | 1,100 | 2025-05-27 | RBC WEALTH MANAGEMENT |
| 2025-05-27 | David Schaeffer | Founder, CEO | 20,000 | 2025-05-27 | J.P. Morgan Securities LLC |
| 2025-05-23 | David Schaeffer | Founder, CEO | 25,000 | 2025-05-22 | J.P. Morgan Securities LLC |
| 2025-05-22 | David Schaeffer | Founder, CEO | 25,000 | 2025-05-22 | J.P. Morgan Securities LLC |
| 2025-05-21 | SCHAEFFER DAVE | FOUNDER & CEO | 40,000 | 2025-05-21 | RBC CAPITAL MARKETS LLC |
| 2025-05-20 | David Schaeffer | Founder, CEO | 15,000 | 2025-05-20 | J.P. Morgan Securities LLC |
| 2025-05-16 | THADDEUS GERARD WEED | Officer | 100 | 2025-05-16 | UBS Financial Services Inc |
Showing 1–50 of 130 filings
Key facts
CIK
1158324
CUSIP
19239V302
13F (30d)
38 filings
38 filers
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