Latest Period
Q1 2026
Security Snapshot
Cable One, Inc. - Common Stock, par value $0.01 per share (CABO) Institutional Ownership
CUSIP: 12685J105
13F Institutional Holders and Ownership History from Q2 2015 to Q1 2026
Institutions Reporting
191
Shares (Excl. Options)
5,753,642
Price
$91.21
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- Type / Class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- CABO on NYSE
- Shares outstanding
- 5,686,246
- Price per share
- $99.79
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 5,753,642
- Total reported value
- $524,919,446
- % of total 13F portfolios
- 0%
- Share change
- -308,499
- Value change
- -$34,592,658
- Number of holders
- 191
- Price from insider filings
- $99.79
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- CABO - Cable One, Inc. - Common Stock, par value $0.01 per share is tracked under CUSIP 12685J105.
- 191 institutions reported positions in Q1 2026.
- 9 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 215 to 191 between Q4 2025 and Q1 2026.
- Reported value moved from $694,504,336 to $524,919,446.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 191 institutions filings for Q1 2026.
Security key
12685J105
Latest holder period
Q1 2026
13F holders
191
13D/G owners
9
CIK / CUSIP context first
Open Q1 2026 holders
CABO full holder history
Cable One, Inc. SEC filings
Cable One, Inc. company facts
Cable One, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 12685J105:
Significant Owners of Cable One, Inc. - Common Stock, par value $0.01 per share (CABO) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13% | -7.1% | $126,113,423 | -$10,498,888 | 712,304 | -7.7% | BlackRock, Inc. | 30 Sep 2025 |
| BANK OF MONTREAL /CAN/ | 8.4% | $43,825,248 | 471,442 | Bank of Montreal | 31 Dec 2025 | |||
| Burgundy Asset Management Ltd. | 8% | $42,014,202 | 451,960 | Burgundy Asset Management Ltd. | 31 Dec 2025 | |||
| D. E. SHAW & CO, L.P. | 6.9% | +23% | $36,029,592 | +$7,685,987 | 392,351 | +27% | D. E. Shaw & Co., L.P. | 31 Mar 2026 |
| PRIVATE MANAGEMENT GROUP INC | 5.5% | $42,254,973 | 311,133 | PRIVATE MANAGEMENT GROUP INC | 30 Jun 2025 | |||
| Rothschild & Co Wealth Management UK Ltd | 4.9% | -4.6% | $25,542,027 | -$939,018 | 280,032 | -3.5% | Rothschild and Co Wealth Management UK Limited | 31 Mar 2026 |
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC | 4.2% | -35% | $31,466,470 | -$15,735,823 | 237,107 | -33% | American Century Investment Management, Inc. | 30 Jun 2025 |
| CANADA PENSION PLAN INVESTMENT BOARD | 0% | -95% | $265,420 | -$42,639,723 | 2,000 | -99% | Canada Pension Plan Investment Board | 30 Jun 2025 |
| Clarkston Capital Partners, LLC | 0% | -106% | $33,952 | -$48,476,115 | 250 | -100% | Clarkston Capital Partners, LLC | 30 Jun 2025 |
As of 31 Mar 2026, 191 institutional investors reported holding 5,753,642 shares of Cable One, Inc. - Common Stock, par value $0.01 per share (CABO). This represents 101% of the company’s total 5,686,246 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Cable One, Inc. - Common Stock, par value $0.01 per share (CABO) together control 85% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 13% | 717,897 | -4.7% | 0% | $65,479,387 |
| BANK OF MONTREAL /CAN/ | 7.8% | 441,547 | -3.6% | 0.02% | $40,273,502 |
| D. E. Shaw & Co., Inc. | 6.9% | 392,351 | +32% | 0.03% | $35,786,335 |
| PRIVATE MANAGEMENT GROUP INC | 5.4% | 304,400 | -5.1% | 0.8% | $27,764,324 |
| Rothschild & Co Wealth Management UK Ltd | 4.9% | 280,084 | -2.4% | 0.39% | $25,546,462 |
| DAVENPORT & Co LLC | 4.3% | 244,722 | -3.7% | 0.12% | $22,321,093 |
| GOLDMAN SACHS GROUP INC | 3.9% | 223,498 | -21% | 0% | $20,385,258 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.5% | 198,911 | 0% | 0% | $18,142,672 |
| DIMENSIONAL FUND ADVISORS LP | 3.3% | 190,437 | -13% | 0% | $17,371,442 |
| STATE STREET CORP | 3.3% | 185,938 | -4.5% | 0% | $16,959,405 |
| Graham Holdings Co | 3.2% | 182,439 | 0% | 1.7% | $16,640,000 |
| AMERICAN CENTURY COMPANIES INC | 3.1% | 177,177 | +12% | 0.01% | $16,160,314 |
| BROWN ADVISORY INC | 3% | 170,181 | -1.8% | 0.03% | $15,522,129 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.9% | 163,254 | +11% | 0% | $14,890,397 |
| MARSHALL WACE, LLP | 2.8% | 160,756 | +118% | 0.02% | $14,662,554 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.1% | 117,112 | +0.26% | 0% | $10,684,638 |
| MORGAN STANLEY | 2% | 114,155 | +11% | 0% | $10,412,153 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.9% | 105,470 | 0% | 0% | $9,619,919 |
| Man Group plc | 1.6% | 88,734 | +73% | 0.02% | $8,093,428 |
| AQR CAPITAL MANAGEMENT LLC | 1.5% | 87,043 | +19% | 0% | $7,939,191 |
| Public Sector Pension Investment Board | 1.3% | 73,807 | +52% | 0.02% | $6,731,936 |
| GOLDENTREE ASSET MANAGEMENT LP | 1.3% | 73,180 | 0% | 0.39% | $6,640,486 |
| RENAISSANCE TECHNOLOGIES LLC | 0.95% | 53,900 | +18% | 0.01% | $4,916,219 |
| Invesco Ltd. | 0.93% | 53,015 | +6.9% | 0% | $4,835,498 |
| NORTHERN TRUST CORP | 0.86% | 48,853 | +3.1% | 0% | $4,455,883 |
Institutional Holders of Cable One, Inc. - Common Stock, par value $0.01 per share (CABO) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 5,753,642 | $524,919,446 | -$34,592,658 | $91.21 | 191 |
| 2025 Q4 | 6,156,222 | $694,504,336 | +$48,572,948 | $112.85 | 215 |
| 2025 Q3 | 6,116,294 | $1,074,368,974 | +$35,216,208 | $177.05 | 238 |
| 2025 Q2 | 5,996,025 | $814,006,218 | -$106,184,611 | $135.81 | 225 |
| 2025 Q1 | 6,254,645 | $1,663,907,994 | +$66,686,634 | $265.77 | 260 |
| 2024 Q4 | 5,853,811 | $2,120,033,304 | -$55,924,966 | $362.12 | 283 |
| 2024 Q3 | 6,008,655 | $2,102,342,482 | -$125,229,155 | $349.79 | 284 |
| 2024 Q2 | 6,342,746 | $2,245,175,129 | +$299,806,591 | $354.00 | 286 |
| 2024 Q1 | 5,486,430 | $2,321,404,107 | +$185,617,041 | $423.13 | 297 |
| 2023 Q4 | 5,033,923 | $2,801,946,537 | -$68,260,106 | $556.59 | 292 |
| 2023 Q3 | 5,136,180 | $3,161,995,730 | +$2,125,312 | $615.64 | 299 |
| 2023 Q2 | 5,111,895 | $3,359,311,307 | -$58,583,994 | $657.08 | 316 |
| 2023 Q1 | 5,193,167 | $3,645,277,954 | +$105,289,902 | $702.00 | 328 |
| 2022 Q4 | 5,091,030 | $3,624,619,429 | -$242,742,703 | $711.86 | 351 |
| 2022 Q3 | 5,259,689 | $4,489,012,416 | -$297,645,722 | $853.05 | 354 |
| 2022 Q2 | 5,313,755 | $6,848,922,867 | -$44,292,892 | $1289.31 | 362 |
| 2022 Q1 | 5,314,433 | $7,787,325,611 | -$50,026,397 | $1464.23 | 358 |
| 2021 Q4 | 5,377,806 | $9,479,045,852 | +$194,180,052 | $1763.45 | 393 |
| 2021 Q3 | 5,260,598 | $9,537,376,858 | -$61,313,930 | $1813.13 | 401 |
| 2021 Q2 | 5,273,446 | $10,083,672,352 | +$121,326,155 | $1912.81 | 382 |
| 2021 Q1 | 5,204,775 | $9,511,527,404 | +$193,158,670 | $1828.36 | 393 |
| 2020 Q4 | 5,098,801 | $11,356,606,609 | +$160,490,605 | $2227.72 | 399 |
| 2020 Q3 | 5,033,780 | $9,484,253,318 | -$39,375,185 | $1885.43 | 390 |
| 2020 Q2 | 5,051,171 | $8,966,810,406 | +$521,216,578 | $1774.85 | 379 |
| 2020 Q1 | 4,765,953 | $7,835,978,237 | +$91,825,129 | $1644.01 | 344 |
| 2019 Q4 | 4,708,027 | $7,009,348,726 | -$31,218,016 | $1488.47 | 322 |
| 2019 Q3 | 4,735,121 | $5,941,604,615 | +$86,083,260 | $1254.70 | 292 |
| 2019 Q2 | 4,676,143 | $5,475,463,240 | +$1,478,698 | $1170.98 | 309 |
| 2019 Q1 | 4,760,015 | $4,671,728,571 | +$120,448,459 | $981.38 | 288 |
| 2018 Q4 | 4,641,657 | $3,807,019,412 | -$1,941,110 | $820.08 | 255 |
| 2018 Q3 | 4,630,223 | $4,090,493,166 | -$105,647,005 | $883.61 | 255 |
| 2018 Q2 | 4,754,368 | $3,486,596,663 | +$41,048,290 | $733.29 | 257 |
| 2018 Q1 | 4,708,150 | $3,234,992,908 | +$77,911,445 | $687.10 | 238 |
| 2017 Q4 | 4,593,042 | $3,230,837,260 | +$138,253,980 | $703.35 | 239 |
| 2017 Q3 | 4,391,452 | $3,170,793,358 | +$124,087,691 | $722.11 | 241 |
| 2017 Q2 | 4,222,187 | $3,001,765,725 | +$29,580,762 | $710.90 | 239 |
| 2017 Q1 | 4,228,079 | $2,640,604,648 | +$340,255,391 | $624.47 | 242 |
| 2016 Q4 | 4,110,749 | $2,555,293,804 | +$52,079,512 | $621.72 | 239 |
| 2016 Q3 | 4,013,766 | $2,342,886,024 | +$27,386,597 | $584.00 | 225 |
| 2016 Q2 | 3,979,179 | $2,034,937,922 | +$16,302,777 | $511.41 | 221 |
| 2016 Q1 | 3,977,833 | $1,738,939,098 | -$26,136,404 | $437.13 | 214 |
| 2015 Q4 | 4,102,373 | $1,779,089,984 | -$10,365,187 | $433.66 | 207 |
| 2015 Q3 | 3,957,880 | $1,660,037,304 | +$1,613,523,175 | $419.42 | 203 |
| 2015 Q2 | 108,851 | $46,060,000 | +$46,060,000 | $425.49 | 16 |