Cogent Communications Holdings, Inc. (CCOI) insider trading.
In Q3 2026, insiders at Cogent Communications Holdings, Inc. reported 13 non-derivative transactions on 13 Forms 3, 4 and 5: 0 open-market purchases and 2 sales worth $68K.
- Transactions
- 13
- Purchases (P)
- 0
- Sales (S)
- 2
- Net shares, P minus S
- -7,250
- Insiders
- 9
- Last filed
- 2026-09-30
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Brooks Steven D | Director | 2 | 0 | 0 |
| de Sa Paul | Director | 2 | 0 | 0 |
| Howell Deneen C | Director | 2 | 0 | 0 |
| Howard Eve N | Director | 2 | 0 | 0 |
| FERGUSON Lewis H | Director | 1 | 0 | 0 |
| Montagner Marc | Director | 1 | 0 | 0 |
| Kennedy Sheryl Lynn | Director | 1 | 0 | 0 |
| Kilmer Henry W | Officer · VP OF NETWORK STRATEGY | 1 | 0 | 1 |
| Weed Thaddeus Gerard | Officer · VICE PRESIDENT, CFO | 1 | 0 | 1 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-30 | Brooks Steven D | A (A) | 3,445 | $0 | 62,138 | Form 4 |
| 2026-09-30 | FERGUSON Lewis H | A (A) | 3,445 | $0 | 27,984 | Form 4 |
| 2026-09-30 | Montagner Marc | A (A) | 3,445 | $0 | 103,287 | Form 4 |
| 2026-09-30 | Kennedy Sheryl Lynn | A (A) | 3,445 | $0 | 17,135 | Form 4 |
| 2026-09-30 | de Sa Paul | A (A) | 3,445 | $0 | 37,237 | Form 4 |
| 2026-09-30 | Howell Deneen C | A (A) | 3,445 | $0 | 35,775 | Form 4 |
| 2026-09-30 | Howard Eve N | A (A) | 3,445 | $0 | 30,751 | Form 4 |
| 2026-09-15 | Kilmer Henry W | S (D) | 2,400 | $9.21 | 36,200 | Form 4 |
| 2026-09-02 | Weed Thaddeus Gerard | S (D) | 4,850 | $9.37 | 193,050 | Form 4 |
| 2026-06-30 | Brooks Steven D | A (A) | 3,445 | $0 | 58,693 | Form 4 |
| 2026-06-30 | de Sa Paul | A (A) | 3,445 | $0 | 33,792 | Form 4 |
| 2026-06-30 | Howell Deneen C | A (A) | 3,445 | $0 | 32,330 | Form 4 |
| 2026-06-30 | Howard Eve N | A (A) | 3,445 | $0 | 27,306 | Form 4 |
Transaction codes in this quarter
Get CCOI insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1158324&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · CCOI company page · Cogent Communications Holdings, Inc. on SEC.gov
Questions
Are insiders buying or selling Cogent Communications Holdings, Inc. (CCOI)?
In Q3 2026, insiders at Cogent Communications Holdings, Inc. reported 13 non-derivative transactions on 13 Forms 3, 4 and 5: 0 open-market purchases and 2 sales worth $68K. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Cogent Communications Holdings, Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/ccoi.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.