Security record · archived quarter
CCOI
Cogent Communications Holdings, Inc. · Communication Services · Telecommunications Services
78Tracked holders
-1Δ holders
27.66MShares held
$596.35MReported value
+1New positions
−2Exits
Momentum inputs (comparable managers):
holder breadth -1.3% ·
share flow -2.7% ·
net new positions -1.3%
· formula
Broad distribution: falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 25.17K | $240,606 | n/a | n/a |
| Q2 2026 | 74 | +1 | 24.15M | $335.24M | +6 | −5 |
| Q1 2026 | 76 | -2 | 24.18M | $454.93M | +6 | −8 |
| Q4 2025 | 78 | -1 | 27.66M | $596.35M | +1 | −2 |
| Q3 2025 | 16 | +2 | 20.31M | $778.74M | +2 | n/a |
| Q2 2025 | 11 | -1 | 17.04M | $821.72M | n/a | −1 |
| Q1 2025 | 9 | 0 | 4.54M | $278.65M | +2 | −2 |
| Q4 2024 | 9 | -1 | 5.00M | $385.13M | n/a | −1 |
| Q3 2024 | 9 | +2 | 3.34M | $253.67M | +2 | n/a |
| Q2 2024 | 7 | n/a | 3.37M | $190.05M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 5.58M | +4.0% | $120.31M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 2 | State Street Global Advisors ✦ (passive) | 2.07M | +6.8% | $44.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | Morgan Stanley ✦ | 1.25M | -30.4% | $27.00M | 0.0% | ▼ Trim | 2 | SEC ↗ ×10 |
| 4 | Bank Of America Corp /De/ | 1.20M | n/a | $25.90M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 5 | First Trust Advisors Lp | 1.18M | n/a | $25.38M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Fidelity (FMR) ✦ | 815.94K | +265.3% | $17.59M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 7 | Charles Schwab Investment… | 666.93K | n/a | $14.38M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Goldman Sachs Group ✦ | 614.55K | +48.4% | $13.25M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 9 | Royal Bank Of Canada | 498.97K | n/a | $10.76M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 10 | Northern Trust Corp | 498.97K | n/a | $10.76M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 11 | D. E. Shaw & Co. ✦ | 280.14K | -28.7% | $6.04M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 12 | Invesco Ltd. | 262.07K | n/a | $5.65M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 13 | Principal Financial Group Inc | 227.04K | n/a | $4.90M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 14 | Legal & General Group Plc | 198.99K | n/a | $4.29M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 15 | Blair William & Co/Il | 177.66K | n/a | $3.83M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | JPMorgan Chase ✦ | 168.60K | -84.4% | $3.64M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 17 | Citigroup Inc | 159.99K | n/a | $3.45M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 18 | UBS AM, a distinct business unit of… | 149.75K | n/a | $3.23M | 0.0% | n/c | 1 | SEC ↗ ×10 |
| 19 | Rhumbline Advisers | 137.46K | n/a | $2.96M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | Renaissance Technologies ✦ | 89.03K | -52.6% | $1.92M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 21 | Barclays Plc | 88.31K | n/a | $1.90M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 22 | Ameriprise Financial Inc | 84.20K | n/a | $1.82M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 23 | Wells Fargo & Company/Mn | 78.66K | n/a | $1.70M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 24 | State Of Wisconsin Investment Board | 75.15K | n/a | $1.62M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Bnp Paribas Financial Markets | 70.34K | n/a | $1.52M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Deutsche Bank Ag\ | 65.74K | n/a | $1.42M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 27 | Alliancebernstein L.P. | 57.46K | n/a | $1.24M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | T. Rowe Price ✦ | 51.30K | +28.4% | $1.11M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 29 | Victory Capital Management Inc | 46.41K | n/a | $1.00M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | California State Teachers… | 46.08K | n/a | $993,420 | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Prudential Financial Inc | 44.95K | n/a | $969,014 | 0.0% | n/c | 1 | SEC ↗ |
| 32 | American Century Companies Inc | 43.81K | n/a | $944,621 | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Pnc Financial Services Group, Inc. | 22.41K | n/a | $483,151 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 34 | Manufacturers Life Insurance… | 20.83K | n/a | $449,073 | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Federated Hermes, Inc. | 19.81K | n/a | $427,168 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 36 | Group One Trading Llc | 19.71K | n/a | $424,883 | 0.0% | n/c | 1 | SEC ↗ |
| 37 | Mercer Global Advisors Inc /Adv | 18.86K | n/a | $406,546 | 0.0% | n/c | 1 | SEC ↗ |
| 38 | New York State Common Retirement… | 15.77K | n/a | $339,980 | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Sei Investments Co | 9.68K | n/a | $208,534 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 40 | Us Bancorp \De\ | 2.74K | n/a | $59,164 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 41 | Jones Financial Companies Lllp | 2.06K | n/a | $44,474 | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Northwestern Mutual Wealth… | 1.01K | n/a | $21,753 | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Danske Bank A/S | 500 | n/a | $10,780 | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Fifth Third Bancorp | 491 | n/a | $10,586 | 0.0% | n/c | 1 | SEC ↗ |
| 45 | National Bank Of Canada /Fi/ | 64 | n/a | $1,379 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 232 holders, 52.23M shares, $967.26M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Sep 15
KILMER HENRY W
Officer · 2.40K sh · $22,104
Sep 02
WEED THADDEUS GERARD
Officer · 4.85K sh · $45,445
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Oct 05
SC 13G/A: BlackRock, Inc.
Aug 07
SC 13G: STATE STREET CORP
Jul 31
SC 13G/A: VANGUARD PORTFOLIO MANAGEMENT LLC
Jun 17
SC 13G/A: Park West Asset Management LLC
May 22
SC 13G: Park West Asset Management LLC
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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