AI Holders Summary · Q2 2026

78 institutions reported OKUR in Q2 2026. RA CAPITAL MANAGEMENT, L.P. leads at 13.8% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

RA CAPITAL MANAGEMENT, L.P.

CIK 0001346824

$18M4.0M0.16%Q2 2026 02

ACORN CAPITAL ADVISORS, LLC

CIK 0002054410

$13M2.8M3.53%Q2 2026 03

StepStone Group LP

CIK 0001502287

$12M2.7M0.56%Q2 2026 04

ADAR1 Capital Management, LLC

CIK 0001940272

$10M2.2M0.47%Q2 2026 05

Prosight Management, LP

CIK 0001617201

$9M2.2M1.46%Q1 2026 06

Vivo Capital, LLC

CIK 0001674712

$9M1.9M0.80%Q2 2026 07

Vestal Point Capital, LP

CIK 0001974915

$8M1.8M0.21%Q1 2026 08

BlackRock, Inc.

CIK 0002012383

$7M1.5M0.00%Q2 2026 09

Trails Edge Capital Partners, LP

CIK 0002077247

$7M1.4M1.04%Q2 2026 10

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$7M1.4M0.00%Q2 2026 11

ADAGE CAPITAL PARTNERS GP, L.L.C.

CIK 0001165408

$5M1.2M0.01%Q2 2026 12

CITADEL ADVISORS LLC

CIK 0001423053

$5M1.2M0.00%Q2 2026 13

Sio Capital Management, LLC

CIK 0001482416

$5M1.1M0.81%Q2 2026 14

Logos Global Management LP

CIK 0001792126

$4M964K0.19%Q2 2026 15

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$3M724K0.00%Q2 2026 16

NEA Management Company, LLC

CIK 0001512848

$2M479K0.14%Q2 2026 17

STATE STREET CORP

CIK 0000093751

$2M464K0.00%Q2 2026 18

Ensign Peak Advisors, Inc

CIK 0001454984

$2M432K0.00%Q2 2026 19

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$2M359K0.00%Q2 2026 20

Sofinnova Investments, Inc.

CIK 0001631134

$1M322K0.08%Q2 2026

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