CTSO — Institutional owners (13F)
Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.
| Institution | Value | Shares | % of tracked 13F | Type |
|---|---|---|---|---|
| AVENIR CORP | $1,940,768 | 5,189,218 | 25.56% | Shares |
| VANGUARD GROUP INC | $1,408,544 | 2,204,294 | 18.55% | Shares |
| NEUBERGER BERMAN GROUP LLC | $740,516 | 1,968,691 | 9.75% | Shares |
| VANGUARD CAPITAL MANAGEMENT LLC | $715,860 | 1,914,063 | 9.43% | Shares |
| CM Management, LLC | $552,211 | 1,476,500 | 7.27% | Shares |
| Skylands Capital, LLC | $453,064 | 1,211,400 | 5.97% | Shares |
| BlackRock, Inc. | $234,577 | 627,211 | 3.09% | Shares |
| GEODE CAPITAL MANAGEMENT, LLC | $225,239 | 602,059 | 2.97% | Shares |
| Sargent Investment Group, LLC | $207,853 | 555,757 | 2.74% | Shares |
| Pathstone Holdings, LLC | $186,966 | 499,910 | 2.46% | Shares |
| CIBC Private Wealth Group LLC | $161,271 | 172,649 | 2.12% | Shares |
| VANGUARD FIDUCIARY TRUST CO | $118,246 | 316,167 | 1.56% | Shares |
| CIBC Bancorp USA Inc. | $64,571 | 172,649 | 0.85% | Shares |
| STATE STREET CORP | $59,576 | 159,293 | 0.78% | Shares |
| OSAIC HOLDINGS, INC. | $49,991 | 134,839 | 0.66% | Shares |
| UBS Group AG | $49,001 | 131,019 | 0.65% | Shares |
| NORTHERN TRUST CORP | $41,761 | 111,660 | 0.55% | Shares |
| RAYMOND JAMES FINANCIAL INC | $40,247 | 107,611 | 0.53% | Shares |
| NWF Advisory Services Inc. | $38,947 | 104,139 | 0.51% | Shares |
| RENAISSANCE TECHNOLOGIES LLC | $37,407 | 100,020 | 0.49% | Shares |
| MORGAN STANLEY | $34,160 | 91,338 | 0.45% | Shares |
| Key Client Fiduciary Advisors, LLC | $29,343 | 78,457 | 0.39% | Shares |
| XTX Topco Ltd | $20,314 | 54,316 | 0.27% | Shares |
| JANE STREET GROUP, LLC | $19,525 | 52,205 | 0.26% | Shares |
| LPL Financial LLC | $18,744 | 50,119 | 0.25% | Shares |
| STIFEL FINANCIAL CORP | $17,952 | 48,000 | 0.24% | Shares |
| BANK OF AMERICA CORP /DE/ | $14,468 | 38,686 | 0.19% | Shares |
| COUNTRY CLUB BANK /GFN | $14,089 | 15,225 | 0.19% | Shares |
| Kestra Advisory Services, LLC | $10,547 | 28,200 | 0.14% | Shares |
| EP Wealth Advisors, LLC | $10,472 | 28,000 | 0.14% | Shares |
| RITHOLTZ WEALTH MANAGEMENT | $10,264 | 27,443 | 0.14% | Shares |
| SFMG, LLC | $7,480 | 20,000 | 0.10% | Shares |
| Creative Planning | $7,090 | 18,956 | 0.09% | Shares |
| Seelaus Asset Management LLC | $6,096 | 16,300 | 0.08% | Shares |
| FIRST NATIONAL BANK OF OMAHA | $5,811 | 15,225 | 0.08% | Shares |
| GOLDMAN SACHS GROUP INC | $5,736 | 15,338 | 0.08% | Shares |
| Merit Financial Group, LLC | $5,721 | 15,297 | 0.08% | Shares |
| CITADEL ADVISORS LLC | $5,386 | 14,400 | 0.07% | Call option |
| Vanguard Global Advisers, LLC | $5,186 | 13,865 | 0.07% | Shares |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $4,180 | 11,176 | 0.06% | Shares |
| Tower Research Capital LLC (TRC) | $3,823 | 10,223 | 0.05% | Shares |
| MARATHON CAPITAL MANAGEMENT | $3,740 | 10,000 | 0.05% | Shares |
| COMERICA BANK | $2,796 | 4,376 | 0.04% | Shares |
| FIFTH THIRD BANCORP | $1,155 | 3,090 | 0.02% | Shares |
| Global Retirement Partners, LLC | $882 | 2,358 | 0.01% | Shares |
| Rockefeller Capital Management L.P. | $618 | 1,652 | 0.01% | Shares |
| JPMORGAN CHASE & CO | $142 | 372 | 0.00% | Shares |
| BARCLAYS PLC | $107 | 287 | 0.00% | Shares |
| WELLS FARGO & COMPANY/MN | $94 | 250 | 0.00% | Shares |
| Virtu Financial LLC | $27 | 71,508 | 0.00% | Shares |
| HRT FINANCIAL LP | $12 | 32,125 | 0.00% | Shares |
| PNC Financial Services Group, Inc. | $12 | 31 | 0.00% | Shares |
| Farther Finance Advisors, LLC | $2 | 6 | 0.00% | Shares |
| BNP PARIBAS FINANCIAL MARKETS | $1 | 3 | 0.00% | Shares |
| SBI Securities Co., Ltd. | $0 | 1 | 0.00% | Shares |