OKUR — Institutional owners (13F)

78 filers · $160.2M total · As of June 30, 2026

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
RA CAPITAL MANAGEMENT, L.P. $18,232,398 3,998,333 11.38% Shares
BVF INC/IL $14,755,148 3,235,778 9.21% Shares
ACORN CAPITAL ADVISORS, LLC $12,948,913 2,839,674 8.08% Shares
StepStone Group LP $11,014,934 2,660,612 6.88% Shares
ADAR1 Capital Management, LLC $10,208,399 2,238,684 6.37% Shares
Vivo Capital, LLC $8,790,358 1,927,710 5.49% Shares
Vestal Point Capital, LP $8,325,187 1,825,699 5.20% Shares
BlackRock, Inc. $6,839,294 1,499,845 4.27% Shares
Trails Edge Capital Partners, LP $6,559,359 1,438,456 4.10% Shares
VANGUARD CAPITAL MANAGEMENT LLC $6,552,898 1,437,039 4.09% Shares
ADAGE CAPITAL PARTNERS GP, L.L.C. $5,493,975 1,204,819 3.43% Shares
CITADEL ADVISORS LLC $5,412,934 1,187,047 3.38% Shares
Sio Capital Management, LLC $4,920,080 1,078,965 3.07% Shares
Prosight Management, LP $4,464,204 978,992 2.79% Shares
Logos Global Management LP $4,395,179 963,855 2.74% Shares
GEODE CAPITAL MANAGEMENT, LLC $3,303,461 724,438 2.06% Shares
NEA Management Company, LLC $2,182,179 478,548 1.36% Shares
STATE STREET CORP $2,114,299 463,662 1.32% Shares
Ensign Peak Advisors, Inc $1,968,237 431,631 1.23% Shares
VANGUARD GROUP INC $1,817,120 626,593 1.13% Shares
RENAISSANCE TECHNOLOGIES LLC $1,635,845 358,738 1.02% Shares
Sofinnova Investments, Inc. $1,466,916 321,692 0.92% Shares
Carlyle Group Inc. $1,230,721 269,895 0.77% Shares
Seven Fleet Capital Management LP $1,098,791 240,963 0.69% Shares
Affinity Asset Advisors, LLC $1,098,791 240,963 0.69% Shares
DV EQUITIES, LLC $1,098,791 240,963 0.69% Shares
NORTHERN TRUST CORP $899,127 197,177 0.56% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $810,613 177,766 0.51% Shares
VANGUARD FIDUCIARY TRUST CO $753,207 165,177 0.47% Shares
MARSHALL WACE, LLP $729,057 159,881 0.46% Shares
Rosalind Advisors, Inc. $684,000 150,000 0.43% Shares
Stonepine Capital Management, LLC $595,919 130,684 0.37% Shares
KOTLER KEVIN $573,304 197,691 0.36% Shares
Longaeva Partners L.P. $549,398 120,482 0.34% Shares
TWO SIGMA INVESTMENTS, LP $496,447 108,870 0.31% Shares
BANK OF AMERICA CORP /DE/ $484,819 106,320 0.30% Shares
CANTOR FITZGERALD, L. P. $456,064 100,014 0.28% Shares
UBS Group AG $454,194 99,604 0.28% Shares
Rangeley Capital, LLC $433,200 95,000 0.27% Shares
Aisling Capital Management LP $404,048 88,607 0.25% Shares
Bank of New York Mellon Corp $329,302 72,215 0.21% Shares
Walleye Capital LLC $324,230 71,103 0.20% Shares
DIMENSIONAL FUND ADVISORS LP $312,453 68,563 0.20% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $290,198 63,640 0.18% Shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC $229,336 50,293 0.14% Shares
Shay Capital LLC $228,000 50,000 0.14% Shares
PRELUDE CAPITAL MANAGEMENT, LLC $212,916 46,692 0.13% Shares
Aldebaran Capital, LLC $181,803 39,869 0.11% Shares
WELLS FARGO & COMPANY/MN $166,217 36,451 0.10% Shares
Nuveen, LLC $161,433 35,402 0.10% Shares
BARCLAYS PLC $144,643 31,720 0.09% Shares
Verdad Advisers, LP $130,690 28,660 0.08% Shares
DEUTSCHE BANK AG\ $116,572 25,564 0.07% Shares
AMERICAN CENTURY COMPANIES INC $105,231 23,077 0.07% Shares
MORGAN STANLEY $99,673 21,858 0.06% Shares
RHUMBLINE ADVISERS $95,736 20,996 0.06% Shares
Jump Financial, LLC $93,024 20,400 0.06% Shares
BNP PARIBAS FINANCIAL MARKETS $90,694 19,889 0.06% Shares
NEW YORK STATE COMMON RETIREMENT FUND $82,536 18,100 0.05% Shares
XTX Topco Ltd $77,383 16,970 0.05% Shares
TWO SIGMA ADVISERS, LP $77,163 26,608 0.05% Shares
Invesco Ltd. $62,181 13,636 0.04% Shares
CITIGROUP INC $55,586 12,190 0.03% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $55,035 12,069 0.03% Shares
Y-Intercept (Hong Kong) Ltd $51,473 11,288 0.03% Shares
JPMORGAN CHASE & CO $49,100 10,911 0.03% Shares
Police & Firemen's Retirement System of New Jersey $47,073 10,323 0.03% Shares
Legal & General Group Plc $11,651 2,555 0.01% Shares
Ameritas Investment Partners, Inc. $10,848 2,379 0.01% Shares
Russell Investments Group, Ltd. $9,557 2,096 0.01% Shares
Tower Research Capital LLC (TRC) $7,346 1,611 0.00% Shares
ROYAL BANK OF CANADA $4,000 967 0.00% Shares
Sterling Capital Management LLC $2,408 528 0.00% Shares
TRUST CO OF TOLEDO NA /OH/ $620 136 0.00% Shares
OSAIC HOLDINGS, INC. $410 90 0.00% Shares
FMR LLC $406 89 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $98 21,481 0.00% Shares
T. Rowe Price Investment Management, Inc. $70 15,335 0.00% Shares