Institutional 13F holdings sum to 100.6% 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 10,077,450 shares (settlement 2026-05-15) accounts for the excess.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | Avoro Capital Advisors LLC | 5,888,8885.9M | $237M | 8.20% | — |
| 2 | BlackRock, Inc. | 5,088,1025.1M | $205M | 7.09% | ADD 5% |
| 3 | PRICE T ROWE ASSOCIATES INC /MD/ | 4,574,0304.6M | $184M | 6.37% | TRIM -16% |
| 4 | Deep Track Capital, LP | 4,106,0674.1M | $165M | 5.72% | ADD 46% |
| 5 | DEERFIELD MANAGEMENT COMPANY, L.P. | 3,722,1003.7M | $150M | 5.19% | TRIM -8% |
| 6 | Kynam Capital Management, LP | 3,398,2243.4M | $137M | 4.73% | — |
| 7 | STATE STREET CORP | 3,363,6383.4M | $135M | 4.69% | ADD 26% |
| 8 | Sofinnova Investments, Inc. | 2,793,9872.8M | $112M | 3.89% | — |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2,683,6072.7M | $108M | 3.74% | NEW† |
| 10 | FMR LLC | 2,676,4222.7M | $108M | 3.73% | TRIM -7% |
| 11 | Eversept Partners, LP | 2,173,2862.2M | $87M | 3.03% | TRIM -29% |
| 12 | Bellevue Group AG | 1,710,7711.7M | $69M | 2.38% | — |
| 13 | ALLIANCEBERNSTEIN L.P. | 1,314,2421.3M | $67M | 1.83% | ADD 8% |
| 14 | Integral Health Asset Management, LLC | 1,600,0001.6M | $64M | 2.23% | TRIM -11% |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 1,570,0771.6M | $63M | 2.19% | ADD 9% |
| 16 | Vestal Point Capital, LP | 1,368,1591.4M | $55M | 1.91% | ADD 149% |
| 17 | Point72 Asset Management, L.P. | 1,210,7251.2M | $49M | 1.69% | TRIM -30% |
| 18 | GOLDMAN SACHS GROUP INC | 1,133,9691.1M | $46M | 1.58% | — |
| 19 | Pictet Asset Management Holding SA | 1,051,5831.1M | $42M | 1.46% | TRIM -24% |
| 20 | Woodline Partners LP | 1,001,0371.0M | $40M | 1.39% | — |
| 21 | AMERICAN CENTURY COMPANIES INC | 728,330728,330 | $29M | 1.01% | — |
| 22 | BANK OF AMERICA CORP /DE/ | 589,684589,684 | $24M | 0.82% | TRIM -15% |
| 23 | VANGUARD PORTFOLIO MANAGEMENT LLC | 552,971552,971 | $22M | 0.77% | NEW |
| 24 | FRONTIER CAPITAL MANAGEMENT CO LLC | 551,493551,493 | $22M | 0.77% | ADD 49% |
| 25 | Qube Research & Technologies Ltd | 541,799541,799 | $22M | 0.75% | ADD 43% |
| 26 | DEUTSCHE BANK AG\ | 532,466532,466 | $21M | 0.74% | ADD 53% |
| 27 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 524,562524,562 | $21M | 0.73% | — |
| 28 | BRAIDWELL LP | 523,824523,824 | $21M | 0.73% | TRIM -33% |
| 29 | NORTHERN TRUST CORP | 519,445519,445 | $21M | 0.72% | ADD 10% |
| 30 | Rock Springs Capital Management LP | 503,585503,585 | $20M | 0.70% | TRIM -11% |
| 31 | Elmind Capital, LP | 482,500482,500 | $19M | 0.67% | — |
| 32 | Candriam S.C.A. | 475,335475,335 | $19M | 0.66% | ADD 6% |
| 33 | SCHRODER INVESTMENT MANAGEMENT GROUP | 484,381484,381 | $18M | 0.67% | ADD 1424% |
| 34 | RENAISSANCE TECHNOLOGIES LLC | 457,300457,300 | $18M | 0.64% | ADD 136% |
| 35 | VANGUARD FIDUCIARY TRUST CO | 441,511441,511 | $18M | 0.62% | NEW |
| 36 | CITADEL ADVISORS LLC | 429,761429,761 | $17M | 0.60% | TRIM -45% |
| 37 | First Turn Management, LLC | 422,023422,023 | $17M | 0.59% | TRIM -30% |
| 38 | Balyasny Asset Management L.P. | 419,570419,570 | $17M | 0.58% | ADD 672% |
| 39 | Nuveen, LLC | 398,602398,602 | $16M | 0.56% | ADD 76% |
| 40 | ORBIMED ADVISORS LLC | 369,596369,596 | $15M | 0.51% | ADD 5% |
| 41 | MORGAN STANLEY | 368,760368,760 | $15M | 0.51% | TRIM -26% |
| 42 | ExodusPoint Capital Management, LP | 317,351317,351 | $13M | 0.44% | ADD 336% |
| 43 | First Light Asset Management, LLC | 313,906313,906 | $13M | 0.44% | TRIM -64% |
| 44 | ARMISTICE CAPITAL, LLC | 298,164298,164 | $12M | 0.42% | TRIM -54% |
| 45 | BNP PARIBAS FINANCIAL MARKETS | 298,149298,149 | $12M | 0.42% | TRIM -37% |
| 46 | MILLENNIUM MANAGEMENT LLC | 293,497293,497 | $12M | 0.41% | ADD 47% |
| 47 | VOYA INVESTMENT MANAGEMENT LLC | 290,476290,476 | $12M | 0.40% | TRIM -31% |
| 48 | DIMENSIONAL FUND ADVISORS LP | 278,765278,765 | $11M | 0.39% | TRIM -21% |
| 49 | Affinity Asset Advisors, LLC | 250,000250,000 | $10M | 0.35% | — |
| 50 | CITIGROUP INC | 249,969249,969 | $10M | 0.35% | ADD 43% |
| 51 | Alphabet Inc. | 241,264241,264 | $10M | 0.34% | — |
| 52 | BARCLAYS PLC | 232,516232,516 | $9M | 0.32% | TRIM -8% |
| 53 | TimesSquare Capital Management, LLC | 232,463232,463 | $9M | 0.32% | TRIM -8% |
| 54 | TWO SIGMA INVESTMENTS, LP | 210,151210,151 | $8M | 0.29% | — |
| 55 | Ikarian Capital, LLC | 200,000200,000 | $8M | 0.28% | NEW |
| 56 | GREAT POINT PARTNERS LLC | 199,348199,348 | $8M | 0.28% | NEW |
| 57 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 197,769197,769 | $8M | 0.28% | TRIM -3% |
| 58 | TD Asset Management Inc | 193,994193,994 | $8M | 0.27% | TRIM -40% |
| 59 | Hudson Bay Capital Management LP | 192,439192,439 | $8M | 0.27% | NEW |
| 60 | UBS Group AG | 187,887187,887 | $8M | 0.26% | TRIM -9% |
| 61 | Bank of New York Mellon Corp | 179,354179,354 | $7M | 0.25% | ADD 6% |
| 62 | PFM Health Sciences, LP | 174,867174,867 | $7M | 0.24% | ADD 62% |
| 63 | BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 153,235153,235 | $6M | 0.21% | — |
| 64 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 146,189146,189 | $6M | 0.20% | TRIM -30% |
| 65 | Freestone Grove Partners LP | 146,097146,097 | $6M | 0.20% | NEW |
| 66 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 121,020121,020 | $5M | 0.17% | TRIM -32% |
| 67 | CANADA PENSION PLAN INVESTMENT BOARD | 120,900120,900 | $5M | 0.17% | — |
| 68 | Ensign Peak Advisors, Inc | 118,675118,675 | $5M | 0.17% | ADD 4464% |
| 69 | Exome Asset Management LLC | 114,991114,991 | $5M | 0.16% | TRIM -8% |
| 70 | WELLS FARGO & COMPANY/MN | 114,765114,765 | $5M | 0.16% | TRIM -21% |
| 71 | PLATINUM INVESTMENT MANAGEMENT LTD | 113,687113,687 | $5M | 0.16% | TRIM -5% |
| 72 | Cinctive Capital Management LP | 106,084106,084 | $4M | 0.15% | ADD 64% |
| 73 | Rafferty Asset Management, LLC | 101,786101,786 | $4M | 0.14% | ADD 19% |
| 74 | CenterBook Partners LP | 97,00397,003 | $4M | 0.14% | ADD 520% |
| 75 | Nicholas Investment Partners, LP | 95,93295,932 | $4M | 0.13% | TRIM -34% |
| 76 | GW&K Investment Management, LLC | 89,01889,018 | $4M | 0.12% | TRIM -22% |
| 77 | Trexquant Investment LP | 86,68586,685 | $3M | 0.12% | ADD 73% |
| 78 | Ishara Investments LP | 82,00082,000 | $3M | 0.11% | NEW |
| 79 | Jump Financial, LLC | 81,55281,552 | $3M | 0.11% | ADD 1261% |
| 80 | Swiss National Bank | 75,60075,600 | $3M | 0.11% | — |
| 81 | RHUMBLINE ADVISERS | 74,53574,535 | $3M | 0.10% | ADD 12% |
| 82 | HighVista Strategies LLC | 69,24169,241 | $3M | 0.10% | NEW |
| 83 | RAYMOND JAMES FINANCIAL INC | 65,19965,199 | $3M | 0.09% | — |
| 84 | Soviero Asset Management, LP | 65,00065,000 | $3M | 0.09% | TRIM -24% |
| 85 | BOOTHBAY FUND MANAGEMENT, LLC | 64,67864,678 | $3M | 0.09% | ADD 395% |
| 86 | Capricorn Fund Managers Ltd | 64,60464,604 | $3M | 0.09% | NEW |
| 87 | WELLINGTON MANAGEMENT GROUP LLP | 59,85659,856 | $2M | 0.08% | ADD 182% |
| 88 | JPMORGAN CHASE & CO | 63,11563,115 | $2M | 0.09% | — |
| 89 | Invesco Ltd. | 58,71458,714 | $2M | 0.08% | TRIM -35% |
| 90 | ALPS ADVISORS INC | 58,08758,087 | $2M | 0.08% | ADD 11% |
| 91 | EASTERN BANK | 56,05056,050 | $2M | 0.08% | — |
| 92 | Man Group plc | 53,22953,229 | $2M | 0.07% | ADD 64% |
| 93 | Russell Investments Group, Ltd. | 51,16151,161 | $2M | 0.07% | TRIM -59% |
| 94 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 49,73749,737 | $2M | 0.07% | ADD 31% |
| 95 | Headlands Technologies LLC | 49,22349,223 | $2M | 0.07% | ADD 15% |
| 96 | XTX Topco Ltd | 48,61348,613 | $2M | 0.07% | ADD 385% |
| 97 | PROFUND ADVISORS LLC | 45,47245,472 | $2M | 0.06% | ADD 42% |
| 98 | Birchview Capital, LP | 44,00044,000 | $2M | 0.06% | — |
| 99 | E. Ohman J:or Asset Management AB | 42,99042,990 | $2M | 0.06% | ADD 9% |
| 100 | Hennion & Walsh Asset Management, Inc. | 42,87842,878 | $2M | 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 | +2,683,607 | $108M | OPEN |
| Deep Track Capital, LP | +1,284,932 | $52M | ADD |
| Vestal Point Capital, LP | +818,159 | $33M | ADD |
| STATE STREET CORP | +687,038 | $28M | ADD |
| VANGUARD PORTFOLIO MANAGEMENT LLC | +552,971 | $22M | OPEN |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −3,570,401 | $144M | CLOSE |
| Holocene Advisors, LP | −1,307,393 | $53M | CLOSE |
| Eversept Partners, LP | −899,018 | $36M | TRIM |
| PRICE T ROWE ASSOCIATES INC /MD/ | −887,946 | $36M | TRIM |
| Tri Locum Partners LP | −805,689 | $32M | CLOSE |
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 |
|---|---|---|---|---|---|---|---|
| Avoro Capital Advisors LLC | 5.6M | 5.7M | 6.3M | 6.2M | 5.9M | 5.9M | $237M |
| BlackRock, Inc. | 3.9M | 4.0M | 4.2M | 4.2M | 4.8M | 5.1M | $205M |
| PRICE T ROWE ASSOCIATES INC /MD/ | 4.4M | 4.8M | 4.5M | 3.7M | 5.5M | 4.6M | $184M |
| Deep Track Capital, LP | — | — | — | — | 2.8M | 4.1M | $165M |
| DEERFIELD MANAGEMENT COMPANY, L.P. | — | 1.1M | 3.3M | 3.6M | 4.1M | 3.7M | $150M |
| Kynam Capital Management, LP | 1.5M | 2.4M | 3.4M | 4.0M | 3.4M | 3.4M | $137M |
| STATE STREET CORP | 2.0M | 2.1M | 2.0M | 2.3M | 2.7M | 3.4M | $135M |
| Sofinnova Investments, Inc. | 2.8M | 2.8M | 2.8M | 2.8M | 2.8M | 2.8M | $112M |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 2.7M | $108M |
| FMR LLC | 3.1M | 3.2M | 2.9M | 2.8M | 2.9M | 2.7M | $108M |
| Eversept Partners, LP | 1.6M | 1.9M | 2.4M | 2.8M | 3.1M | 2.2M | $87M |
| Bellevue Group AG | — | — | — | — | 1.7M | 1.7M | $69M |
| ALLIANCEBERNSTEIN L.P. | 40K | 41K | 53K | 53K | 1.2M | 1.3M | $67M |
| Integral Health Asset Management, LLC | 1.1M | 1.1M | 1.1M | 1.7M | 1.8M | 1.6M | $64M |
| GEODE CAPITAL MANAGEMENT, LLC | 1.2M | 1.2M | 1.3M | 1.3M | 1.4M | 1.6M | $63M |
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.
“The Reporting Persons hold their securities of the Issuer for investment purposes. Depending on the factors discussed herein, the Reporting Persons may, from time to time, acquire additional Common Stock and/or retain and/or sell all or a portion of the Common Stock held by the Reporting Persons in the open market or in privately negotiated transactions, and/or may distribute the Common Stock held by the Reporting Persons to their respective members or limited partners. Any actions the Reporting”
SEC Schedule 13D/G XML · group aggregate.