Who owns Cable One, Inc.?
Institutional ownership of CABO from SEC Form 13F filings across 108 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
108
13F holders
$193.3M
value, 2026 filers
65.4%
of shares outstanding (3.7M sh)
15
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of CABO's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | D. E. Shaw & Co., Inc. | 477,500 | $25.4M | 0.0% | 8.4% | +21.7% |
| 2 | BlackRock, Inc. | 444,925 | $23.6M | 0.0% | 7.8% | -38.0% |
| 3 | BANK OF MONTREAL /CAN/ | 436,747 | $23.2M | 0.0% | 7.7% | -1.1% |
| 4 | AMERICAN CENTURY COMPANIES INC | 204,684 | $10.9M | 0.0% | 3.6% | +15.5% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 199,099 | $10.6M | 0.0% | 3.5% | -50.0% |
| 6 | GOLDMAN SACHS GROUP INC | 139,576 | $7.4M | 0.0% | 2.5% | -37.5% |
| 7 | Sixth Street Partners Management Company, L.P.NEW | 139,077 | $7.4M | 1.3% | 2.5% | new |
| 8 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 139,077 | $7.4M | 0.0% | 2.5% | -14.8% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 127,654 | $6.8M | 0.0% | 2.3% | +9.0% |
| 10 | VANGUARD PORTFOLIO MANAGEMENT LLC | 122,391 | $6.5M | 0.0% | 2.2% | +16.0% |
| 11 | Man Group plc | 93,614 | $5.0M | 0.0% | 1.7% | +5.5% |
| 12 | MARSHALL WACE, LLP | 91,695 | $4.9M | 0.0% | 1.6% | -43.0% |
| 13 | Public Sector Pension Investment Board | 87,158 | $4.6M | 0.0% | 1.5% | +18.1% |
| 14 | MORGAN STANLEY | 80,040 | $4.3M | 0.0% | 1.4% | -29.9% |
| 15 | Balyasny Asset Management L.P. | 75,126 | $4.0M | 0.0% | 1.3% | +288.8% |
| 16 | STATE OF WISCONSIN INVESTMENT BOARDNEW | 49,504 | $2.6M | 0.0% | 0.9% | new |
| 17 | TUDOR INVESTMENT CORP ET AL | 48,176 | $2.6M | 0.0% | 0.8% | +129.9% |
| 18 | NORTHERN TRUST CORP | 43,053 | $2.3M | 0.0% | 0.8% | -11.9% |
| 19 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 40,336 | $2.1M | 0.0% | 0.7% | +626.5% |
| 20 | Vanguard Global Advisers, LLC | 38,189 | $2.0M | 0.0% | 0.7% | +2029.9% |
| 21 | HRT FINANCIAL LPNEW | 34,374 | $1,825 | 0.0% | 0.6% | new |
| 22 | UBS Group AG | 33,676 | $1.8M | 0.0% | 0.6% | +128.6% |
| 23 | VANGUARD FIDUCIARY TRUST CO | 31,026 | $1.6M | 0.0% | 0.5% | +1.2% |
| 24 | MILLENNIUM MANAGEMENT LLC | 30,741 | $1.6M | 0.0% | 0.5% | +1115.5% |
| 25 | NORGES BANKNEW | 29,204 | $1.6M | 0.0% | 0.5% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.