OTLK — 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 |
|---|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | $6,959,226 | 4,376,872 | 19.61% | Shares |
| PERCEPTIVE ADVISORS LLC | $4,991,353 | 3,139,216 | 14.06% | Shares |
| MARSHALL WACE, LLP | $3,160,248 | 1,987,578 | 8.90% | Shares |
| BlackRock, Inc. | $2,653,040 | 1,668,579 | 7.48% | Shares |
| VANGUARD GROUP INC | $2,314,964 | 1,465,167 | 6.52% | Shares |
| JANE STREET GROUP, LLC | $2,266,179 | 1,425,270 | 6.39% | Shares |
| GEODE CAPITAL MANAGEMENT, LLC | $1,981,050 | 1,245,868 | 5.58% | Shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1,539,422 | 968,190 | 4.34% | Shares |
| VANGUARD FIDUCIARY TRUST CO | $1,052,046 | 661,664 | 2.96% | Shares |
| GILPIN WEALTH MANAGEMENT, LLC | $882,450 | 555,000 | 2.49% | Shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $862,098 | 542,200 | 2.43% | Call option |
| STATE STREET CORP | $858,285 | 539,802 | 2.42% | Shares |
| Sanctuary Advisors, LLC | $547,801 | 344,529 | 1.54% | Shares |
| RAYMOND JAMES FINANCIAL INC | $527,961 | 332,051 | 1.49% | Shares |
| GROUP ONE TRADING LLC | $391,821 | 246,428 | 1.10% | Shares |
| NORTHERN TRUST CORP | $377,722 | 237,561 | 1.06% | Shares |
| CITADEL ADVISORS LLC | $360,294 | 226,600 | 1.02% | Put option |
| CANTOR FITZGERALD, L. P. | $357,750 | 225,000 | 1.01% | Shares |
| SIMPLEX TRADING, LLC | $325,970 | 205,013 | 0.92% | Shares |
| LPL Financial LLC | $294,058 | 184,942 | 0.83% | Shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $284,928 | 179,200 | 0.80% | Put option |
| JANE STREET GROUP, LLC | $277,137 | 174,300 | 0.78% | Call option |
| CITADEL ADVISORS LLC | $265,689 | 167,100 | 0.75% | Call option |
| UBS Group AG | $242,022 | 152,215 | 0.68% | Shares |
| DEUTSCHE BANK AG\ | $207,813 | 130,700 | 0.59% | Shares |
| Wealth Management Partners, LLC | $187,890 | 118,170 | 0.53% | Shares |
| GILPIN WEALTH MANAGEMENT, LLC | $159,000 | 100,000 | 0.45% | Call option |
| Jefferies Financial Group Inc. | $99,375 | 62,500 | 0.28% | Shares |
| MILLENNIUM MANAGEMENT LLC | $91,964 | 57,839 | 0.26% | Shares |
| JANE STREET GROUP, LLC | $91,902 | 57,800 | 0.26% | Put option |
| Tower Research Capital LLC (TRC) | $91,252 | 57,391 | 0.26% | Shares |
| Royal Fund Management, LLC | $75,048 | 47,200 | 0.21% | Shares |
| SCOTIA CAPITAL INC. | $73,617 | 46,300 | 0.21% | Shares |
| Vanguard Global Advisers, LLC | $65,408 | 41,137 | 0.18% | Shares |
| Belvedere Trading LLC | $65,029 | 40,899 | 0.18% | Shares |
| Steward Partners Investment Advisory, LLC | $46,905 | 29,500 | 0.13% | Shares |
| Christensen, King & Associates Investment Services, Inc. | $45,040 | 28,327 | 0.13% | Shares |
| PNC Financial Services Group, Inc. | $39,750 | 25,000 | 0.11% | Shares |
| Vanguard Personalized Indexing Management, LLC | $38,349 | 24,119 | 0.11% | Shares |
| Flower City Capital | $31,800 | 20,000 | 0.09% | Shares |
| Bank of New York Mellon Corp | $29,676 | 18,664 | 0.08% | Shares |
| Signet Private Wealth LLC | $27,912 | 17,555 | 0.08% | Shares |
| MORGAN STANLEY | $26,960 | 16,956 | 0.08% | Shares |
| NewEdge Advisors, LLC | $26,588 | 16,722 | 0.07% | Shares |
| TWO SIGMA SECURITIES, LLC | $23,619 | 14,855 | 0.07% | Shares |
| OPPENHEIMER & CO INC | $22,260 | 14,000 | 0.06% | Shares |
| HARBOUR INVESTMENTS, INC. | $19,563 | 12,304 | 0.06% | Shares |
| OSAIC HOLDINGS, INC. | $18,228 | 11,466 | 0.05% | Shares |
| Simplicity Wealth,LLC | $17,983 | 11,310 | 0.05% | Shares |
| Fifth Third Wealth Advisors LLC | $15,900 | 10,000 | 0.04% | Shares |
| JPMORGAN CHASE & CO | $13,469 | 7,970 | 0.04% | Shares |
| Caitong International Asset Management Co., Ltd | $11,645 | 7,324 | 0.03% | Shares |
| Rockefeller Capital Management L.P. | $9,938 | 6,250 | 0.03% | Shares |
| Belvedere Trading LLC | $7,950 | 5,000 | 0.02% | Call option |
| Point72 Asia (Singapore) Pte. Ltd. | $6,164 | 5,815 | 0.02% | Shares |
| Cubist Systematic Strategies, LLC | $5,613 | 5,295 | 0.02% | Shares |
| JONES FINANCIAL COMPANIES LLLP | $4,275 | 2,500 | 0.01% | Shares |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $3,379 | 2,125 | 0.01% | Shares |
| Global Retirement Partners, LLC | $2,385 | 1,500 | 0.01% | Shares |
| Fortitude Family Office, LLC | $2,272 | 1,429 | 0.01% | Shares |
| WELLS FARGO & COMPANY/MN | $2,242 | 1,410 | 0.01% | Shares |
| GoalVest Advisory LLC | $1,721 | 3,000 | 0.00% | Shares |
| HRT FINANCIAL LP | $1,247 | 784,904 | 0.00% | Shares |
| CITIGROUP INC | $1,216 | 765 | 0.00% | Shares |
| EverSource Wealth Advisors, LLC | $1,107 | 696 | 0.00% | Shares |
| BNP PARIBAS FINANCIAL MARKETS | $485 | 305 | 0.00% | Shares |
| SBI Securities Co., Ltd. | $353 | 222 | 0.00% | Shares |
| ARMSTRONG ADVISORY GROUP, INC | $285 | 179 | 0.00% | Shares |
| Quarry LP | $280 | 176 | 0.00% | Shares |
| Larson Financial Group LLC | $159 | 100 | 0.00% | Shares |
| Prestige Wealth Management Group LLC | $99 | 62 | 0.00% | Shares |
| CWM, LLC | $58 | 283 | 0.00% | Shares |
| Federation des caisses Desjardins du Quebec | $40 | 25 | 0.00% | Shares |
| SG Americas Securities, LLC | $27 | 17,271 | 0.00% | Shares |
| Bogart Wealth, LLC | $8 | 5 | 0.00% | Shares |
| FMR LLC | $2 | 1 | 0.00% | Shares |
| ROYAL BANK OF CANADA | $0 | 156 | 0.00% | Shares |