First-hand SEC EDGAR 13F-HR institutional holdings: the top 25 holders ranked by market value, plus the largest adds and trims this quarter. Quarter 2026-03-31.
| Filer | Shares | Market Value | Δ Shares | Change |
|---|---|---|---|---|
ACORN CAPITAL ADVISORS, LLCCIK 0002054410 | 2,839,674 | $11.76M | – | no_change |
StepStone Group LPCIK 0001502287 | 2,660,612 | $11.01M | +2,168,674 | ↑ INC |
ADAR1 Capital Management, LLCCIK 0001940272 | 2,434,941 | $10.08M | +1,420,783 | ↑ INC |
Prosight Management, LPCIK 0001617201 | 2,154,381 | $8.92M | +1,337,472 | ↑ INC |
BVF INC/ILCIK 0001056807 | 1,978,972 | $8.19M | +1,978,972 | NEW |
Vivo Capital, LLCCIK 0001674712 | 1,927,710 | $7.98M | +1,927,710 | NEW |
Vestal Point Capital, LPCIK 0001974915 | 1,839,819 | $7.62M | +1,204,819 | ↑ INC |
Foresite Capital Management VI LLCCIK 0002013341 | 1,445,783 | $5.99M | +1,445,783 | NEW |
Sio Capital Management, LLCCIK 0001482416 | 1,078,965 | $4.47M | +1,078,965 | NEW |
VANGUARD CAPITAL MANAGEMENT LLCCIK 0002100119 | 582,477 | $2.41M | +582,477 | NEW |
NEA Management Company, LLCCIK 0001512848 | 478,548 | $1.98M | – | no_change |
Rosalind Advisors, Inc.CIK 0001622627 | 443,763 | $1.84M | -286,725 | ↓ DEC |
RENAISSANCE TECHNOLOGIES LLCCIK 0001037389 | 377,250 | $1.56M | +129,900 | ↑ INC |
Carlyle Group Inc.CIK 0001527166 | 269,895 | $1.12M | – | no_change |
Affinity Asset Advisors, LLCCIK 0001773195 | 240,963 | $997.59K | -107,027 | ↓ DEC |
Sofinnova Investments, Inc.CIK 0001631134 | 141,700 | $586.64K | +141,700 | NEW |
Stonepine Capital Management, LLCCIK 0001440771 | 132,578 | $548.87K | +132,578 | NEW |
Shay Capital LLCCIK 0001723643 | 132,219 | $547.39K | -648,642 | ↓ DEC |
CANTOR FITZGERALD, L. P.CIK 0001024896 | 99,900 | $413.59K | -345,178 | ↓ DEC |
GEODE CAPITAL MANAGEMENT, LLCCIK 0001214717 | 98,750 | $408.85K | +21,281 | ↑ INC |
Rangeley Capital, LLCCIK 0001517796 | 95,000 | $393.30K | -50,000 | ↓ DEC |
Aisling Capital Management LPCIK 0001766721 | 88,607 | $366.83K | – | no_change |
BlackRock, Inc.CIK 0002012383 | 49,587 | $205.29K | -3,091 | ↓ DEC |
VANGUARD FIDUCIARY TRUST COCIK 0000933478 | 43,371 | $179.56K | +43,371 | NEW |
Aldebaran Capital, LLCCIK 0001448430 | 40,419 | $167.34K | -865 | ↓ DEC |
| Filer | Δ Shares | Value |
|---|---|---|
StepStone Group LP↑ INC | +2,168,674 | $11.01M |
BVF INC/ILNEW | +1,978,972 | $8.19M |
Vivo Capital, LLCNEW | +1,927,710 | $7.98M |
Foresite Capital Management VI LLCNEW | +1,445,783 | $5.99M |
ADAR1 Capital Management, LLC↑ INC | +1,420,783 | $10.08M |
Prosight Management, LP↑ INC | +1,337,472 | $8.92M |
Vestal Point Capital, LP↑ INC | +1,204,819 | $7.62M |
Sio Capital Management, LLCNEW | +1,078,965 | $4.47M |
VANGUARD CAPITAL MANAGEMENT LLCNEW | +582,477 | $2.41M |
Sofinnova Investments, Inc.NEW | +141,700 | $586.64K |
| Filer | Δ Shares | Value |
|---|---|---|
Shay Capital LLC↓ DEC | -648,642 | $547.39K |
CANTOR FITZGERALD, L. P.↓ DEC | -345,178 | $413.59K |
Rosalind Advisors, Inc.↓ DEC | -286,725 | $1.84M |
CITADEL ADVISORS LLC↓ DEC | -185,538 | $155.61K |
MILLENNIUM MANAGEMENT LLC↓ DEC | -113,600 | $126.27K |
Affinity Asset Advisors, LLC↓ DEC | -107,027 | $997.59K |
Rangeley Capital, LLC↓ DEC | -50,000 | $393.30K |
GSA CAPITAL PARTNERS LLP↓ DEC | -23,724 | $92.00 |
MORGAN STANLEY↓ DEC | -10,635 | $59.31K |
CITIGROUP INC↓ DEC | -3,728 | $4.00 |