COGENT COMMUNICATIONS HOLDIN CCOI
$12.99
-9.0% 52w: $12.99 – $51.31
Latest 13F among current holders filed 32 days ago (Jun 3, 2026)
Price — last 12 months
research preview data12.9932.1551.31
Jun 20, 2025 Jul 2, 2026
Institutional holders
233
-14 QoQ
13F value
$919.1M
-12.7% QoQ
Smart-money holders
16
signal tier ≥ 2
New smart buyers
1
Q1 2026
Options barometer
4.5×
$91.1M calls / $20.2M puts
Institutional value by quarter
Number of holders
Who owns CCOI?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 7.1M | $133.3M | 0.0% | -1.6% |
| TURTLE CREEK ASSET MANAGEMENT INC. ★3 | Fundamental concentrated | 4.3M | $81.9M | 3.1% | +7.7% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 2.7M | $51.8M | 0.0% | — |
| EdgePoint Investment Group Inc. ★3 | Fundamental concentrated | 2.3M | $43.0M | 0.3% | Held |
| STATE STREET CORP | Index provider | 2.3M | $42.8M | 0.0% | +9.8% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 2.1M | $40.0M | 0.0% | — |
| Park West Asset Management LLC ★2 | Fundamental diversified | 1.9M | $36.5M | 3.2% | +37.3% |
| MORGAN STANLEY | Bank broker | 1.9M | $35.5M | 0.0% | +50.4% |
| Newtyn Management, LLC ★3 | Fundamental concentrated | 1.6M | $30.1M | 3.2% | +14.3% |
| MAGNOLIA GROUP, LLC ★3 | Fundamental concentrated | 1.3M | $24.3M | 4.5% | +3.5% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 1.2M | $22.7M | 0.0% | +2.2% |
| DigitalBridge Group, Inc. ★3 | Fundamental concentrated | 1.1M | $21.5M | 1.4% | +79.7% |
| Harspring Capital Management, LLC ★3 | Fundamental concentrated | 1.1M | $20.5M | 10.8% | -22.5% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 760.1K | $14.3M | 0.0% | +14.0% |
| D. E. Shaw & Co., Inc. | Quant stat arb | 738.8K | $13.9M | 0.0% | +163.7% |
| GOLDMAN SACHS GROUP INC | Bank broker | 712.9K | $13.4M | 0.0% | +16.0% |
| Oakum Bay Capital LLC ★2 | Fundamental diversified | 690.4K | $13.0M | 7.0% | +27.0% |
| Broad Run Investment Management, LLC ★3 | Fundamental concentrated | 663.2K | $12.5M | 2.2% | -0.1% |
| FMR LLC | Long only active | 588.8K | $11.1M | 0.0% | -27.8% |
| HRT FINANCIAL LP | Diversified mechanical | 509.1K | $9.6M | 0.0% | +935.4% |
| BlackBarn Capital Partners LP ★3 | Fundamental concentrated | 500.0K | $9.4M | 2.8% | -23.1% |
| GILDER GAGNON HOWE & CO LLC | Other | 499.3K | $9.4M | 0.1% | +1.0% |
| NORTHERN TRUST CORP | Index provider | 497.2K | $9.4M | 0.0% | -0.4% |
| CenterBook Partners LP | Other | 494.3K | $9.3M | 0.5% | -17.9% |
| JPMORGAN CHASE & CO | Bank broker | 492.5K | $8.6M | 0.0% | +192.1% |
| 683 Capital Management, LLC ★2 | Fundamental diversified | 450.3K | $8.5M | 0.8% | -25.0% |
| CITADEL ADVISORS LLC | Multistrat pod | 426.3K | $8.0M | 0.0% | +155.1% |
| UBS Group AG | Bank broker | 426.0K | $8.0M | 0.0% | +71.4% |
| FRONTIER CAPITAL MANAGEMENT CO LLC | Other | 399.2K | $7.5M | 0.1% | +15.4% |
| BOOTHBAY FUND MANAGEMENT, LLC | Diversified mechanical | 378.9K | $7.1M | 0.2% | +72.2% |
| Palliser Capital (UK) Ltd ★2 | Fundamental diversified | 334.4K | $6.3M | 4.9% | -21.5% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 334.4K | $6.3M | 0.0% | — |
| Granahan Investment Management, LLC | Other | 317.4K | $6.0M | 0.3% | +46.3% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 302.4K | $5.7M | 0.0% | -74.8% |
| PDT Partners, LLC | Quant stat arb | 283.6K | $5.3M | 0.3% | New |
| JANE STREET GROUP, LLC | Market maker | 277.5K | $5.2M | 0.0% | +17.2% |
| FourWorld Capital Management LLC ★2 | Fundamental concentrated | 265.5K | $5.0M | 2.7% | New |
| Bank of New York Mellon Corp | Diversified mechanical | 264.6K | $5.0M | 0.0% | -4.5% |
| HERALD INVESTMENT MANAGEMENT Ltd ★2 | Fundamental diversified | 242.6K | $4.6M | 0.6% | Held |
| Invesco Ltd. | Index provider | 242.4K | $4.6M | 0.0% | -7.5% |
| Walleye Capital LLC | Multistrat pod | 239.6K | $4.5M | 0.0% | +136.2% |
| PRINCIPAL FINANCIAL GROUP INC | Diversified mechanical | 232.2K | $4.4M | 0.0% | +2.3% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 228.4K | $4.3M | 0.0% | +488.9% |
| AQR CAPITAL MANAGEMENT LLC | Quant stat arb | 209.9K | $4.0M | 0.0% | +606.0% |
| Public Sector Pension Investment Board | Pension sovereign | 169.8K | $3.2M | 0.0% | +3.1% |
| Nuveen, LLC | Diversified mechanical | 168.5K | $3.2M | 0.0% | -0.7% |
| BLAIR WILLIAM & CO/IL | Diversified mechanical | 166.5K | $3.1M | 0.0% | -6.3% |
| Advisors Asset Management, Inc. | Diversified mechanical | 149.7K | $2.8M | 0.0% | -17.6% |
| TUDOR INVESTMENT CORP ET AL | Quant stat arb | 139.7K | $2.6M | 0.0% | New |
| RHUMBLINE ADVISERS | Diversified mechanical | 137.9K | $2.6M | 0.0% | +0.3% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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