Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in CABO held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 718K | $65.5M | -4.7% | 12.657% | 0.00% |
| 2 | BANK OF MONTREAL /CAN/ | 442K | $40.3M | -3.6% | 7.784% | 0.02% |
| 3 | D. E. Shaw & Co., Inc. | 392K | $35.8M | +31.8% | 6.917% | 0.03% |
| 4 | PRIVATE MANAGEMENT GROUP INC | 304K | $27.8M | -5.1% | 5.366% | 0.80% |
| 5 | Rothschild & Co Wealth Management UK Ltd | 280K | $25.5M | -2.4% | 4.938% | 0.39% |
| 6 | DAVENPORT & Co LLC | 245K | $22.3M | -3.7% | 4.314% | 0.12% |
| 7 | GOLDMAN SACHS GROUP INC | 223K | $20.4M | -20.8% | 3.940% | 0.00% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 199K | $18.1M | β | 3.507% | 0.00% |
| 9 | DIMENSIONAL FUND ADVISORS LP | 190K | $17.4M | -13.0% | 3.357% | 0.00% |
| 10 | STATE STREET CORP | 186K | $17.0M | -4.5% | 3.278% | 0.00% |
| 11 | AMERICAN CENTURY COMPANIES INC | 177K | $16.2M | +11.5% | 3.124% | 0.01% |
| 12 | BROWN ADVISORY INC | 170K | $15.5M | -1.8% | 3.000% | 0.03% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 163K | $14.9M | +10.7% | 2.878% | 0.00% |
| 14 | MARSHALL WACE, LLP | 161K | $14.7M | +117.6% | 2.834% | 0.02% |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 117K | $10.7M | +0.3% | 2.065% | 0.00% |
| 16 | MORGAN STANLEY | 114K | $10.4M | +11.0% | 2.013% | 0.00% |
| 17 | VANGUARD PORTFOLIO MANAGEMENT LLC | 105K | $9.6M | β | 1.859% | 0.00% |
| 18 | Man Group plc | 89K | $8.1M | +73.0% | 1.564% | 0.01% |
| 19 | AQR CAPITAL MANAGEMENT LLC | 87K | $7.9M | +18.5% | 1.535% | 0.00% |
| 20 | PUBLIC SECTOR PENSION INVESTMENT BOARD | 74K | $6.7M | +51.9% | 1.301% | 0.02% |
| 21 | GOLDENTREE ASSET MANAGEMENT LP | 73K | $6.6M | 0.0% | 1.290% | 0.39% |
| 22 | RENAISSANCE TECHNOLOGIES LLC | 54K | $4.9M | +18.5% | 0.950% | 0.01% |
| 23 | Invesco Ltd. | 53K | $4.8M | +6.9% | 0.935% | 0.00% |
| 24 | NORTHERN TRUST CORP | 49K | $4.5M | +3.1% | 0.861% | 0.00% |
| 25 | PRINCIPAL FINANCIAL GROUP INC | 41K | $3.7M | +0.2% | 0.715% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in CABO β a direct measure of their conviction.
Filings activity in CABO during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new CABO position in Q1 2026
Institutions that fully closed their CABO position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 189 | 12% | 187.81% | 12.18 pp | $501M | 25% |
| Q4 2025 | 215 | 8.9% | 199.99% | +0.00 pp | $665M | 35% |
| Q3 2025 | 236 | +4.4% | 199.99% | +0.00 pp | $1.03B | +28% |
| Q2 2025 | 226 | 13% | 199.99% | +0.00 pp | $803M | 51% |
| Q1 2025 | 260 | 8.5% | 199.99% | +0.00 pp | $1.64B | 28% |
| Q4 2024 | 284 | +2.2% | 199.99% | +0.00 pp | $2.29B | +18% |
| Q3 2024 | 278 | 2.8% | 199.99% | +0.00 pp | $1.95B | 11% |
| Q2 2024 | 286 | β | 199.99% | β | $2.19B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying CABO stock.
Based on Q1 2026 13F filings, institutional ownership of Cable One, Inc. stands at 187.8%, held across 189 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of CABO, with approximately 717,897 shares worth $0.07B as of Q1 2026.
Yes β 1 widely-followed marquee investor appear among the top 25 institutional holders of CABO, including RENAISSANCE TECHNOLOGIES LLC.
Our composite Smart Money Score for CABO is 26 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
29 institutions opened new positions in CABO during Q1 2026, while 55 fully exited. 40 added to existing positions and 119 trimmed.
CABO institutional ownership fell by 12.18 percentage points quarter-over-quarter, with a net change of -26 holders.
The top 10 institutions account for 57.9% of all reported 13F value in CABO, and the top 25 account for 85.7%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Cable One, Inc. (CABO) Institutional Ownership