AI Holders Summary · Q2 2026

98 institutions reported STRO in Q2 2026. Affinity Asset Advisors, LLC leads at 10.4% 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

Affinity Asset Advisors, LLC

CIK 0001773195

$39M1.2M1.76%Q2 2026 02

BlackRock, Inc.

CIK 0002012383

$37M1.1M0.00%Q2 2026 03

Kynam Capital Management, LP

CIK 0001907884

$29M873K1.60%Q2 2026 04

Samsara BioCapital, LLC

CIK 0001744967

$26M1.1M2.57%Q1 2026 05

ORBIMED ADVISORS LLC

CIK 0001055951

$25M744K0.46%Q2 2026 06

BALYASNY ASSET MANAGEMENT L.P.

CIK 0001218710

$24M711K0.03%Q2 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$23M694K0.00%Q2 2026 08

EVENTIDE ASSET MANAGEMENT, LLC

CIK 0001442891

$19M585K0.26%Q2 2026 09

PERCEPTIVE ADVISORS LLC

CIK 0001224962

$18M715K0.35%Q1 2026 10

Point72 Asset Management, L.P.

CIK 0001603466

$17M692K0.02%Q1 2026 11

Velan Capital Investment Management LP

CIK 0001848809

$17M512K10.36%Q2 2026 12

Woodline Partners LP

CIK 0001784547

$15M458K0.05%Q2 2026 13

ADAR1 Capital Management, LLC

CIK 0001940272

$13M404K0.61%Q2 2026 14

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$13M390K0.00%Q2 2026 15

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$12M366K0.00%Q2 2026 16

STATE STREET CORP

CIK 0000093751

$10M306K0.00%Q2 2026 17

Merck & Co., Inc.

CIK 0000310158

$9M272K1.72%Q2 2026 18

ACUTA CAPITAL PARTNERS, LLC

CIK 0001582844

$9M270K6.25%Q2 2026 19

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$8M336K0.01%Q1 2026 20

AMERIPRISE FINANCIAL INC

CIK 0000820027

$8M245K0.00%Q2 2026

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