Cable One, Inc.
Cable One, Inc. (CABO) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · CABO · as of Sep 30, 2025
Ownership Breakdown
242
Institutional Holders
▲ 15 vs Q2
$1.08B
Total Inst. Value
▲ $261.22M vs Q2
5.67M
Shares Outstanding
freeFloat 81.61%
6.12M
13F Shares Held
▲ 124,432 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
CABO largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. cable & other pay television services | 753.0K | 13.36% | 13.36% | $133.31B | Nov 12, 2025 | ▲ 11.9K |
VANGUARD GROUP INC cable & other pay television services | 480.5K | 8.52% | 8.52% | $85.07B | Nov 7, 2025 | ▼ 40.7K |
BURGUNDY ASSET MANAGEMENT LTD. cable & other pay television services | 472.1K | 8.37% | 8.37% | $76.23B | Nov 12, 2025 | ▼ 2.7K |
PRIVATE MANAGEMENT GROUP INC cable & other pay television services | 316.2K | 5.61% | 5.61% | $55.99B | Nov 13, 2025 | ▲ 5.1K |
ROTHSCHILD & CO WEALTH MANAGEMENT UK LTD cable & other pay television services | 288.4K | 5.12% | 5.12% | $51.06B | Nov 7, 2025 | ▼ 1.5K |
DAVENPORT & CO LLC cable & other pay television services | 271.7K | 4.82% | 4.82% | $48.11B | Oct 15, 2025 | ▲ 28.8K |
D. E. SHAW & CO., INC. cable & other pay television services | 254.9K | 4.52% | 4.52% | $45.13B | Nov 14, 2025 | ▲ 129.3K |
MORGAN STANLEY cable & other pay television services | 243.1K | 4.31% | 4.31% | $43.03B | May 27, 2026 | ▲ 122.3K |
DIMENSIONAL FUND ADVISORS LP cable & other pay television services | 235.2K | 4.17% | 4.17% | $41.64B | Nov 12, 2025 | ▼ 16.9K |
GOLDMAN SACHS GROUP INC cable & other pay television services | 209.4K | 3.71% | 3.71% | $37.07B | Nov 14, 2025 | ▲ 65.6K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
24
Increased
+618.5K shares4
New Positions
first time holders19
Decreased
−380.3K shares0
Sold Out
fully exitedNet shares change (top 50)
+238.2K
+618.5K / −380.3K
Net new holders
+9
4 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
CABO insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
15
Buy transactions
6
Sell transactions
2.50
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Brian Brad D. director | May 14, 2026 | Award | 3,911 | $51.13 | $200.0K | 8.2K | Form 4 ↗ |
Weymouth Katharine director | May 14, 2026 | Award | 3,031 | $51.13 | $155.0K | 5.2K | Form 4 ↗ |
WEITZ WALLACE R director | May 14, 2026 | Award | 4,986 | $51.13 | $254.9K | 22.1K | Form 4 ↗ |
Bartolo P Robert director | May 14, 2026 | Award | 3,031 | $51.13 | $155.0K | 4.5K | Form 4 ↗ |
Kissire Deborah J. director | May 14, 2026 | Award | 3,031 | $51.13 | $155.0K | 6.3K | Form 4 ↗ |
Smith Sherrese M director | May 14, 2026 | Award | 4,791 | $51.13 | $245.0K | 7.7K | Form 4 ↗ |
Meduski Mary E director | May 14, 2026 | Award | 5,035 | $51.13 | $257.4K | 8.6K | Form 4 ↗ |
Koetje Todd M Chief Financial Officer | Mar 3, 2026 | Purchase | 998 | $100.16 | $100.0K | 7.7K | Form 4 ↗ |
Holanda James A Chief Executive Officer | Feb 26, 2026 | Award | 44,004 | — | — | 44.0K | Form 4 ↗ |
Detz Margaret Masoner Chief People Officer | Feb 2, 2026 | Award | 1,422 | $87.70 | $124.7K | 5.5K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Cable One, Inc. (CABO) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 18.39%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Cable One, Inc. is BLACKROCK, INC., holding approximately 752,973 shares — equal to 13.36% of outstanding shares — as of September 30, 2025.
A total of 242 institutional investors currently hold CABO stock, with a combined institutional value of approximately $1.08 billion as of the most recent 13F filing period.
Frequently asked questions
CABO ownershipCable One, Inc. (CABO) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 13.36% stake. Company insiders hold 18.39%. Data sourced from SEC Form 13F as of September 30, 2025.