AI Holders Summary · Q2 2026

149 institutions reported IMCR in Q2 2026. WELLINGTON MANAGEMENT GROUP LLP leads at 12.9% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$182M5.7M0.03%Q2 2026 02

RTW INVESTMENTS, LP

CIK 0001493215

$155M4.9M1.32%Q2 2026 03

FMR LLC

CIK 0000315066

$137M4.3M0.01%Q2 2026 04

PRIMECAP MANAGEMENT CO/CA/

CIK 0000763212

$116M3.6M0.07%Q2 2026 05

Bellevue Group AG

CIK 0001674546

$89M2.8M1.86%Q2 2026 06

Vestal Point Capital, LP

CIK 0001974915

$83M2.8M2.33%Q1 2026 07

BAKER BROS. ADVISORS LP

CIK 0001263508

$81M2.3M0.47%Q4 2025 08

TANG CAPITAL MANAGEMENT LLC

CIK 0001232621

$80M2.6M4.06%Q1 2026 09

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$57M1.9M0.04%Q1 2026 10

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$52M1.6M0.04%Q2 2026 11

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$51M1.6M0.02%Q2 2026 12

BVF INC/IL

CIK 0001056807

$50M1.5M1.69%Q4 2025 13

ARMISTICE CAPITAL, LLC

CIK 0001601086

$45M1.4M0.55%Q2 2026 14

Caligan Partners LP

CIK 0001727492

$44M1.4M2.06%Q2 2026 15

Kynam Capital Management, LP

CIK 0001907884

$44M1.4M2.41%Q2 2026 16

Trails Edge Capital Partners, LP

CIK 0002077247

$34M1.1M5.36%Q2 2026 17

Point72 Asset Management, L.P.

CIK 0001603466

$33M1.1M0.04%Q1 2026 18

BlackRock, Inc.

CIK 0002012383

$32M1.0M0.00%Q2 2026 19

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$28M919K0.00%Q1 2026 20

Jupiter Topco LLC

CIK 0002146052

$23M709K0.01%Q2 2026

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