CIK 0001158324 · Large accelerated filer
COGENT COMMUNICATIONS HOLDINGS, INC.
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- CCOI
- Exchange
- Nasdaq
- Industry
- Communications Services, NEC
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 522337274
- Phone
- 2022954200
- Business address
- 2450 N STREET, NW, WASHINGTON, DC, 20037
- Former names
- COGENT COMMUNICATIONS GROUP INC
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $67,549
- in 2 filings
Net −$67,549. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-06-30 | de Sa Paul Director | Grant or award | +1,968 | 21,119 | ||
| 2025-06-16 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −45,000 | $47.14 | $2.1M | 3,381,721 |
| 2025-06-16 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −25,000 | $47.05 | $1.2M | 3,356,721 |
| 2025-06-13 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −45,000 | $47.42 | $2.1M | 3,436,721 |
| 2025-06-13 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −10,000 | $47.34 | $473K | 3,426,721 |
| 2025-06-12 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −45,000 | $47.87 | $2.2M | 3,491,721 |
| 2025-06-12 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −10,000 | $47.83 | $478K | 3,481,721 |
| 2025-06-11 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −45,000 | $48.55 | $2.2M | 3,546,721 |
| 2025-06-11 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −10,000 | $48.35 | $484K | 3,536,721 |
| 2025-06-10 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −40,000 | $48.70 | $1.9M | 3,606,721 |
| 2025-06-10 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −15,000 | $48.63 | $729K | 3,591,721 |
| 2025-06-09 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −40,000 | $48.51 | $1.9M | 3,661,721 |
| 2025-06-09 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −15,000 | $48.99 | $735K | 3,646,721 |
| 2025-06-09 | WEED THADDEUS GERARD VICE PRESIDENT, CFO | Sale | −4,900 | $48.04 | $235K | 98,000 |
| 2025-06-06 | KILMER HENRY W VP OF NETWORK STRATEGY | Sale | −2,400 | $47.95 | $115K | 38,600 |
| 2025-06-06 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −50,000 | $47.78 | $2.4M | 3,731,721 |
| 2025-06-06 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −30,000 | $47.78 | $1.4M | 3,701,721 |
| 2025-06-05 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −40,000 | $47.29 | $1.9M | 3,816,721 |
| 2025-06-05 | SCHAEFFER DAVE CHAIRMAN, CEO, AND PRESIDENT | Sale | −35,000 | $47.31 | $1.7M | 3,781,721 |
| 2025-06-04 | BUBECK JAMES CHIEF REVENUE OFFICER | Sale | −2,000 | $47.50 | $95K | 55,142 |
Page 5 of 6 · 120 trades