Cogent carries over one-fifth of the world's internet traffic on its network, providing high-capacity services to businesses. Cogent's netcentric customers, which contribute nearly half of total revenue, include internet service providers and content providers, to which Cogent provides internet transit service. They hand traffic to Cogent in data centers and rely on Cogent to deliver it. About half of netcentric revenue is from outside the US. Cogent's corporate customers are in high-rise office buildings, where the firm provides two types of connections: dedicated internet access, which connects them to the internet, and virtual private networking. Cogent's corporate customers are exclusively in North America and account for about 40% of the firm's revenue.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 2 | 7,250 | $122K |
| Grant or award | 7 | 24,115 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
108 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Deneen C. Howell | Grant or award | common stock | 3,445 | $0.00 | - | |
| Steven D. Brooks | Grant or award | common stock | 3,445 | $0.00 | - | |
| Sa Paul de | Grant or award | common stock | 3,445 | $0.00 | - | |
| Eve N. Howard | Grant or award | common stock | 3,445 | $0.00 | - | |
| Grant or award | common stock | 3,445 | $0.00 | - | ||
| Sheryl Lynn Kennedy | Grant or award | common stock | 3,445 | $0.00 | - | |
| Marc Montagner | Grant or award | common stock | 3,445 | $0.00 | - | |
| Open-market sale | common stock | 4,850 | $16.79 | $81K | ||
| Open-market sale | common stock | 2,400 | $17.01 | $41K | ||
| Open-market sale | common stock | 2,800 | $20.36 | $57K | ||
| Sheryl Lynn Kennedy | Open-market sale | common stock | 3,300 | $16.22 | $54K | |
| Gift | common stock | 1,000,000 | $0.00 | - | ||
| Grant or award | common stock | 1,000,000 | $0.00 | - | ||
| Gift | common stock | 1,000,000 | $0.00 | - | ||
| Derivative | common stock | 58,667 | $0.00 | - | ||
| Gift | common stock | 29,333 | $0.00 | - | ||
| Gift | common stock | 29,333 | $0.00 | - | ||
| Marc Montagner | Grant or award | common stock | 3,445 | $0.00 | - | |
| Sheryl Lynn Kennedy | Grant or award | common stock | 3,445 | $0.00 | - | |
| Deneen C. Howell | Grant or award | common stock | 3,445 | $0.00 | - | |
| Eve N. Howard | Grant or award | common stock | 3,445 | $0.00 | - | |
| Grant or award | common stock | 3,445 | $0.00 | - | ||
| Sa Paul de | Grant or award | common stock | 3,445 | $0.00 | - | |
| Steven D. Brooks | Grant or award | common stock | 3,445 | $0.00 | - | |
| Open-market sale | common stock | 2,400 | $23.35 | $56K | ||
| Open-market sale | common stock | 2,206 | $23.03 | $51K | ||
| Sheryl Lynn Kennedy | Open-market sale | common stock | 3,300 | $22.99 | $76K | |
| Open-market sale | common stock | 4,850 | $22.63 | $110K | ||
| Grant or award | common stock | 2,400 | $0.00 | - | ||
| Open-market sale | common stock | 2,400 | $0.00 | - | ||
| Open-market sale | common stock | 4,000 | $20.34 | $81K | ||
| John B. Chang - Officer | Grant or award | common stock | 2,400 | $0.00 | - | |
| Sheryl Lynn Kennedy | Open-market sale | common stock | 2,400 | $21.34 | $51K | |
| Sheryl Lynn Kennedy | Grant or award | common stock | 2,395 | $0.00 | - |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR | |
| - | - | - | - | View on EDGAR | |
| - | - | - | - | View on EDGAR |
COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI) had 9 insider filings in the last 90 days, with the most recent on 2026-07-01. The full record for CCOI runs to 108 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of CCOI were filed in the last 90 days.
2 insider sales of CCOI were filed in the last 90 days, totaling $122K.
This page tracks CCOI Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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