Ticker: IRON CUSIP: 254604101 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Institution | Shares | Value ($000) |
|---|---|---|
| GREAT POINT PARTNERS LLC | 250,000 | $19,853 |
| BVF INC/IL | 650,000 | $51,617 |
| PERCEPTIVE ADVISORS LLC | 450,743 | $35,794 |
| Eagle Health Investments LP | 27,100 | $2,152 |
| Burkehill Global Management, LP | 50,000 | $3,971 |
| AlphaCentric Advisors LLC | 3,756 | $298 |
| SEVEN GRAND MANAGERS, LLC | 35,000 | $2,779 |
| Abel Hall, LLC | 4,443 | $353 |
| FORA Capital, LLC | 6,735 | $544 |
| XTX Topco Ltd | 23,094 | $1,834 |
| SAXON INTERESTS, INC. | 2,576 | $205 |
| Persistent Asset Partners Ltd | 1,780 | $141 |
| ExodusPoint Capital Management, LP | 58,211 | $4,623 |
| JENNISON ASSOCIATES LLC | 532,079 | $42,252 |
| LOOMIS SAYLES & CO L P | 282,409 | $22,426 |
| Brevan Howard Capital Management LP | 49,713 | $3,893 |
| RTW INVESTMENTS, LP | 30,000 | $2,382 |
| Ghisallo Capital Management LLC | 10,000 | $794 |
| Entropy Technologies, LP | 4,357 | $346 |
| Alyeska Investment Group, L.P. | 50,000 | $3,971 |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| First Light Asset Management, LLC | 231,186 | 523,167 | +291,981 (+126.3%) |
| Palo Alto Investors LP | 224,300 | 317,456 | +93,156 (+41.5%) |
| Checkpoint Capital L.P. | 430,000 | 452,992 | +22,992 (+5.3%) |
| Vestal Point Capital, LP | 500,000 | 735,000 | +235,000 (+47.0%) |
| Logos Global Management LP | 450,000 | 510,000 | +60,000 (+13.3%) |
| Siren, L.L.C. | 913,401 | 988,401 | +75,000 (+8.2%) |
| RA CAPITAL MANAGEMENT, L.P. | 1,577,106 | 1,976,132 | +399,026 (+25.3%) |
| Opaleye Management Inc. | 193,773 | 200,000 | +6,227 (+3.2%) |
| Sofinnova Investments, Inc. | 13,553 | 111,010 | +97,457 (+719.1%) |
| EVENTIDE ASSET MANAGEMENT, LLC | 308,043 | 395,392 | +87,349 (+28.4%) |
| HealthInvest Partners AB | 45,690 | 47,967 | +2,277 (+5.0%) |
| ARMISTICE CAPITAL, LLC | 436,000 | 499,391 | +63,391 (+14.5%) |
| Woodline Partners LP | 866,955 | 957,833 | +90,878 (+10.5%) |
| Assenagon Asset Management S.A. | 10,433 | 357,836 | +347,403 (+3329.8%) |
| Campbell & CO Investment Adviser LLC | 5,290 | 17,399 | +12,109 (+228.9%) |
| Pictet Asset Management Holding SA | 3,563 | 394,374 | +390,811 (+10968.6%) |
| abrdn plc | 32,061 | 234,358 | +202,297 (+631.0%) |
| DnB Asset Management AS | 5,522 | 84,255 | +78,733 (+1425.8%) |
| Verition Fund Management LLC | 6,133 | 63,535 | +57,402 (+936.0%) |
| JPMORGAN CHASE & CO | 752,879 | 1,581,127 | +828,248 (+110.0%) |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| Atlas Venture Life Science Advisors, LLC | 2,142,617 | 1,513,875 | -628,742 (-29.3%) |
| Sio Capital Management, LLC | 284,787 | 57,586 | -227,201 (-79.8%) |
| First Turn Management, LLC | 397,693 | 153,206 | -244,487 (-61.5%) |
| Catalio Capital Management, LP | 216,527 | 110,427 | -106,100 (-49.0%) |
| Lion Point Capital, LP | 10,600 | 8,100 | -2,500 (-23.6%) |
| Saturn V Capital Management LP | 340,897 | 298,429 | -42,468 (-12.5%) |
| Frazier Life Sciences Management, L.P. | 1,438,534 | 1,260,000 | -178,534 (-12.4%) |
| Exome Asset Management LLC | 61,356 | 46,743 | -14,613 (-23.8%) |
| ORBIMED ADVISORS LLC | 1,415,020 | 1,067,550 | -347,470 (-24.6%) |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 919,403 | 511,163 | -408,240 (-44.4%) |
| Nantahala Capital Management, LLC | 287,800 | 132,800 | -155,000 (-53.9%) |
| Nicholas Investment Partners, LP | 88,003 | 48,082 | -39,921 (-45.4%) |
| PFM Health Sciences, LP | 32,539 | 11,002 | -21,537 (-66.2%) |
| Zimmer Partners, LP | 90,163 | 27,500 | -62,663 (-69.5%) |
| Y-Intercept (Hong Kong) Ltd | 43,287 | 11,359 | -31,928 (-73.8%) |
| JANUS HENDERSON GROUP PLC | 361,704 | 11,555 | -350,149 (-96.8%) |
| PRELUDE CAPITAL MANAGEMENT, LLC | 18,156 | 13,985 | -4,171 (-23.0%) |
| Legato Capital Management LLC | 11,287 | 8,248 | -3,039 (-26.9%) |
| BALYASNY ASSET MANAGEMENT L.P. | 338,101 | 221,761 | -116,340 (-34.4%) |
| VICTORY CAPITAL MANAGEMENT INC | 149,864 | 76,338 | -73,526 (-49.1%) |
| Institution | Prev Shares | Prev Value ($000) |
|---|---|---|
| Blue Owl Capital Holdings LP | 102,260 | $6,757 |
| TCG Crossover Management, LLC | 465,257 | $30,744 |
| Paradigm Biocapital Advisors LP | 247,716 | $16,369 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 450,000 | $29,736 |
| Hudson Bay Capital Management LP | 102,185 | $6,752 |
| Aster Capital Management (DIFC) Ltd | 576 | $38 |
| Walleye Capital LLC | 14,649 | $968 |
| JANE STREET GROUP, LLC | 21,274 | $1,406 |
| Point72 Asset Management, L.P. | 9,226 | $610 |
| Clearstead Advisors, LLC | 102 | $7 |
| SIMPLEX TRADING, LLC | 800 | $0 |