Institutional 13F holdings sum to 109.4% of shares outstanding. Readings above 100% reflect securities-lending double counting: shares on loan to short sellers are reported long by both the lending institution and the one that bought them. FINRA short interest of 7,130,776 shares (settlement 2026-05-15) accounts for the excess.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | WELLINGTON MANAGEMENT GROUP LLP | 8,560,4768.6M | $272M | 12.86% | ADD 6% |
| 2 | Kynam Capital Management, LP | 5,840,5675.8M | $185M | 8.77% | — |
| 3 | BlackRock, Inc. | 5,369,8855.4M | $170M | 8.07% | — |
| 4 | FMR LLC | 3,749,0483.7M | $119M | 5.63% | TRIM -24% |
| 5 | Point72 Asset Management, L.P. | 3,229,9393.2M | $102M | 4.85% | ADD 84% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2,960,8953.0M | $94M | 4.45% | NEW† |
| 7 | STATE STREET CORP | 2,804,1682.8M | $89M | 4.21% | TRIM -17% |
| 8 | Commodore Capital LP | 2,696,6162.7M | $86M | 4.05% | ADD 5% |
| 9 | PRICE T ROWE ASSOCIATES INC /MD/ | 2,086,3322.1M | $66M | 3.13% | ADD 2% |
| 10 | Eversept Partners, LP | 1,788,0161.8M | $57M | 2.69% | ADD 25% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1,688,0741.7M | $54M | 2.54% | ADD 4% |
| 12 | BRAIDWELL LP | 1,356,0821.4M | $43M | 2.04% | TRIM -27% |
| 13 | Deep Track Capital, LP | 1,283,9791.3M | $41M | 1.93% | TRIM -32% |
| 14 | MILLENNIUM MANAGEMENT LLC | 1,253,5321.3M | $40M | 1.88% | ADD 3% |
| 15 | Vestal Point Capital, LP | 1,224,1651.2M | $39M | 1.84% | ADD 5% |
| 16 | NOVO HOLDINGS A/S | 1,200,0001.2M | $38M | 1.80% | — |
| 17 | Bellevue Group AG | 1,200,0001.2M | $38M | 1.80% | TRIM -67% |
| 18 | DIMENSIONAL FUND ADVISORS LP | 1,059,5341.1M | $34M | 1.59% | ADD 63% |
| 19 | EVENTIDE ASSET MANAGEMENT, LLC | 1,037,0001.0M | $33M | 1.56% | TRIM -37% |
| 20 | Fisher Asset Management, LLC | 1,013,6481.0M | $32M | 1.52% | ADD 8% |
| 21 | GOLDMAN SACHS GROUP INC | 988,416988,416 | $31M | 1.48% | TRIM -7% |
| 22 | Pictet Asset Management Holding SA | 923,696923,696 | $29M | 1.39% | TRIM -5% |
| 23 | Elmind Capital, LP | 865,000865,000 | $27M | 1.30% | — |
| 24 | AMERICAN CENTURY COMPANIES INC | 856,310856,310 | $27M | 1.29% | — |
| 25 | BANK OF AMERICA CORP /DE/ | 708,647708,647 | $22M | 1.06% | ADD 71% |
| 26 | BAKER BROS. ADVISORS LP | 665,370665,370 | $21M | 1.00% | — |
| 27 | Rock Springs Capital Management LP | 650,270650,270 | $21M | 0.98% | TRIM -6% |
| 28 | VANGUARD PORTFOLIO MANAGEMENT LLC | 629,252629,252 | $20M | 0.95% | NEW |
| 29 | NORTHERN TRUST CORP | 577,267577,267 | $18M | 0.87% | ADD 5% |
| 30 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 545,486545,486 | $17M | 0.82% | — |
| 31 | STEMPOINT CAPITAL LP | 508,534508,534 | $16M | 0.76% | NEW |
| 32 | Woodline Partners LP | 500,127500,127 | $16M | 0.75% | — |
| 33 | Affinity Asset Advisors, LLC | 500,000500,000 | $16M | 0.75% | ADD 43% |
| 34 | 5AM Venture Management, LLC | 497,270497,270 | $16M | 0.75% | — |
| 35 | Ikarian Capital, LLC | 461,247461,247 | $15M | 0.69% | NEW |
| 36 | Logos Global Management LP | 450,000450,000 | $14M | 0.68% | ADD 29% |
| 37 | VANGUARD FIDUCIARY TRUST CO | 429,597429,597 | $14M | 0.65% | NEW |
| 38 | ADAR1 Capital Management, LLC | 427,816427,816 | $14M | 0.64% | TRIM -34% |
| 39 | KENNEDY CAPITAL MANAGEMENT LLC | 352,302352,302 | $11M | 0.53% | NEW |
| 40 | SEGALL BRYANT & HAMILL, LLC | 346,919346,919 | $11M | 0.52% | TRIM -33% |
| 41 | Rosalind Advisors, Inc. | 330,000330,000 | $10M | 0.50% | NEW |
| 42 | PFM Health Sciences, LP | 324,957324,957 | $10M | 0.49% | ADD 144% |
| 43 | Foresite Capital Management VI LLC | 315,913315,913 | $10M | 0.47% | NEW |
| 44 | Tetragon Partners GP Ltd | 312,316312,316 | $10M | 0.47% | ADD 28% |
| 45 | UBS Group AG | 296,970296,970 | $9M | 0.45% | TRIM -9% |
| 46 | Palo Alto Investors LP | 296,408296,408 | $9M | 0.45% | NEW |
| 47 | Candriam S.C.A. | 278,888278,888 | $9M | 0.42% | NEW |
| 48 | Redmile Group, LLC | 261,508261,508 | $8M | 0.39% | TRIM -8% |
| 49 | SPHERA FUNDS MANAGEMENT LTD. | 243,575243,575 | $8M | 0.37% | — |
| 50 | SummitTX Capital, L.P. | 236,637236,637 | $8M | 0.36% | ADD 446% |
| 51 | MORGAN STANLEY | 217,549217,549 | $7M | 0.33% | TRIM -24% |
| 52 | CITIGROUP INC | 217,335217,335 | $7M | 0.33% | ADD 1356% |
| 53 | ALGERT GLOBAL LLC | 215,159215,159 | $7M | 0.32% | ADD 118% |
| 54 | Nuveen, LLC | 201,949201,949 | $6M | 0.30% | — |
| 55 | CITADEL ADVISORS LLC | 200,612200,612 | $6M | 0.30% | ADD 264% |
| 56 | Bank of New York Mellon Corp | 190,399190,399 | $6M | 0.29% | TRIM -2% |
| 57 | Connor, Clark & Lunn Investment Management Ltd. | 184,104184,104 | $6M | 0.28% | ADD 56% |
| 58 | SUPERSTRING CAPITAL MANAGEMENT LP | 180,048180,048 | $6M | 0.27% | ADD 104% |
| 59 | SILVERARC CAPITAL MANAGEMENT, LLC | 178,378178,378 | $6M | 0.27% | TRIM -7% |
| 60 | Mirador Capital Partners LP | 178,053178,053 | $6M | 0.27% | ADD 4% |
| 61 | BNP PARIBAS FINANCIAL MARKETS | 175,788175,788 | $6M | 0.26% | TRIM -24% |
| 62 | GordonMD Global Investments LP | 170,307170,307 | $5M | 0.26% | — |
| 63 | JPMORGAN CHASE & CO | 164,778164,778 | $5M | 0.25% | TRIM -5% |
| 64 | Assenagon Asset Management S.A. | 146,525146,525 | $5M | 0.22% | NEW |
| 65 | DEUTSCHE BANK AG\ | 143,037143,037 | $5M | 0.21% | ADD 5% |
| 66 | PANAGORA ASSET MANAGEMENT INC | 142,327142,327 | $5M | 0.21% | ADD 551% |
| 67 | TWO SIGMA INVESTMENTS, LP | 137,015137,015 | $4M | 0.21% | ADD 3% |
| 68 | BOOTHBAY FUND MANAGEMENT, LLC | 134,945134,945 | $4M | 0.20% | NEW |
| 69 | Propel Bio Management, LLC | 131,364131,364 | $4M | 0.20% | TRIM -15% |
| 70 | BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 122,404122,404 | $4M | 0.18% | — |
| 71 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 120,807120,807 | $4M | 0.18% | ADD 3% |
| 72 | Swiss National Bank | 117,900117,900 | $4M | 0.18% | — |
| 73 | PDT Partners, LLC | 97,82297,822 | $3M | 0.15% | — |
| 74 | Invesco Ltd. | 93,68493,684 | $3M | 0.14% | ADD 4% |
| 75 | JANE STREET GROUP, LLC | 90,32190,321 | $3M | 0.14% | NEW |
| 76 | HighVista Strategies LLC | 89,39789,397 | $3M | 0.13% | ADD 73% |
| 77 | RHUMBLINE ADVISERS | 85,98385,983 | $3M | 0.13% | — |
| 78 | Balyasny Asset Management L.P. | 85,02685,026 | $3M | 0.13% | NEW |
| 79 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 79,63079,630 | $3M | 0.12% | ADD 36% |
| 80 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 77,77277,772 | $2M | 0.12% | ADD 4% |
| 81 | TD Asset Management Inc | 70,29270,292 | $2M | 0.11% | ADD 6% |
| 82 | Birchview Capital, LP | 70,09570,095 | $2M | 0.11% | NEW |
| 83 | Universal- Beteiligungs- und Servicegesellschaft mbH | 70,05370,053 | $2M | 0.11% | ADD 117% |
| 84 | Simplify Asset Management Inc. | 68,99468,994 | $2M | 0.10% | TRIM -19% |
| 85 | DAFNA Capital Management LLC | 68,51868,518 | $2M | 0.10% | — |
| 86 | FIRST TRUST ADVISORS LP | 68,47068,470 | $2M | 0.10% | ADD 79% |
| 87 | Quantinno Capital Management LP | 65,74465,744 | $2M | 0.10% | ADD 179% |
| 88 | Rafferty Asset Management, LLC | 65,05065,050 | $2M | 0.10% | TRIM -43% |
| 89 | ALLIANCEBERNSTEIN L.P. | 65,54065,540 | $2M | 0.10% | — |
| 90 | Legal & General Group Plc | 55,08055,080 | $2M | 0.08% | TRIM -12% |
| 91 | ALPS ADVISORS INC | 54,19054,190 | $2M | 0.08% | — |
| 92 | D. E. Shaw & Co., Inc. | 52,86052,860 | $2M | 0.08% | TRIM -61% |
| 93 | Hennion & Walsh Asset Management, Inc. | 47,52547,525 | $2M | 0.07% | — |
| 94 | HRT FINANCIAL LP | 46,74546,745 | $1M | 0.07% | TRIM -40% |
| 95 | Y-Intercept (Hong Kong) Ltd | 45,19245,192 | $1M | 0.07% | NEW |
| 96 | Cinctive Capital Management LP | 41,23341,233 | $1M | 0.06% | NEW |
| 97 | VANGUARD ASSET MANAGEMENT, Ltd | 41,09141,091 | $1M | 0.06% | NEW |
| 98 | SEI INVESTMENTS CO | 38,15238,152 | $1M | 0.06% | NEW |
| 99 | SG Americas Securities, LLC | 38,00838,008 | $1M | 0.06% | TRIM -20% |
| 100 | MetLife Investment Management, LLC | 36,66336,663 | $1M | 0.06% | — |
† NEW this big is usually a rename.
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | +2,960,895 | $94M | OPEN |
| Point72 Asset Management, L.P. | +1,471,582 | $47M | ADD |
| VANGUARD PORTFOLIO MANAGEMENT LLC | +629,252 | $20M | OPEN |
| STEMPOINT CAPITAL LP | +508,534 | $16M | OPEN |
| WELLINGTON MANAGEMENT GROUP LLP | +480,868 | $15M | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −4,027,407 | $128M | CLOSE |
| Bellevue Group AG | −2,417,669 | $77M | TRIM |
| FMR LLC | −1,158,421 | $37M | TRIM |
| Polar Capital Holdings Plc | −1,008,163 | $32M | CLOSE |
| Deep Track Capital, LP | −616,759 | $20M | TRIM |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | 9.0M | 8.4M | 5.2M | 5.8M | 8.1M | 8.6M | $272M |
| Kynam Capital Management, LP | 5.1M | 6.5M | 6.1M | 6.1M | 5.9M | 5.8M | $185M |
| BlackRock, Inc. | 5.5M | 5.5M | 5.6M | 5.5M | 5.5M | 5.4M | $170M |
| FMR LLC | 4.9M | 5.4M | 5.4M | 5.0M | 4.9M | 3.7M | $119M |
| Point72 Asset Management, L.P. | 2.5M | 2.6M | 2.8M | 3.9M | 1.8M | 3.2M | $102M |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 3.0M | $94M |
| STATE STREET CORP | 3.2M | 2.8M | 2.4M | 2.8M | 3.4M | 2.8M | $89M |
| Commodore Capital LP | — | 3.2M | 3.5M | 3.0M | 2.6M | 2.7M | $86M |
| PRICE T ROWE ASSOCIATES INC /MD/ | 3.6M | 3.4M | 3.8M | 2.4M | 2.0M | 2.1M | $66M |
| Eversept Partners, LP | 720K | 696K | 839K | 1.2M | 1.4M | 1.8M | $57M |
| GEODE CAPITAL MANAGEMENT, LLC | 1.5M | 1.6M | 1.7M | 1.6M | 1.6M | 1.7M | $54M |
| BRAIDWELL LP | — | — | — | 592K | 1.9M | 1.4M | $43M |
| Deep Track Capital, LP | 1.5M | 2.0M | 2.0M | 2.0M | 1.9M | 1.3M | $41M |
| MILLENNIUM MANAGEMENT LLC | 94K | 400K | 477K | 975K | 1.2M | 1.3M | $40M |
| Vestal Point Capital, LP | 305K | 199K | 1.8M | 1.2M | 1.2M | 1.2M | $39M |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
SEC Schedule 13D/G XML · group aggregate.