AI Holders Summary · Q1 2026

263 institutions reported GERN in Q1 2026. RA CAPITAL MANAGEMENT, L.P. leads at 16.0% 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

$95M63.8M1.01%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$71M47.3M0.00%Q1 2026 03

Soleus Capital Management, L.P.

CIK 0001802630

$62M41.5M2.50%Q1 2026 04

Deep Track Capital, LP

CIK 0001856083

$47M31.7M0.77%Q1 2026 05

STATE STREET CORP

CIK 0000093751

$45M30.5M0.00%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$40M26.7M0.00%Q1 2026 07

Point72 Asset Management, L.P.

CIK 0001603466

$30M20.5M0.04%Q1 2026 08

Clearbridge Investments, LLC

CIK 0001348883

$29M19.6M0.03%Q1 2026 09

Eversept Partners, LP

CIK 0001697013

$28M18.8M1.48%Q1 2026 10

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$20M13.7M0.00%Q1 2026 11

MORGAN STANLEY

CIK 0000895421

$19M12.7M0.00%Q1 2026 12

Nantahala Capital Management, LLC

CIK 0001472322

$17M11.2M0.62%Q1 2026 13

GOLDMAN SACHS GROUP INC

CIK 0000886982

$17M11.2M0.00%Q1 2026 14

CITADEL ADVISORS LLC

CIK 0001423053

$14M10.8M0.00%Q4 2025 15

Vivo Capital, LLC

CIK 0001674712

$13M8.7M1.07%Q1 2026 16

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$11M7.3M0.00%Q1 2026 17

Kynam Capital Management, LP

CIK 0001907884

$10M6.8M0.63%Q1 2026 18

FMR LLC

CIK 0000315066

$10M6.6M0.00%Q1 2026 19

DEUTSCHE BANK AG\

CIK 0000948046

$8M5.2M0.00%Q1 2026 20

Pale Fire Capital SE

CIK 0001922318

$7M4.9M0.64%Q1 2026

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