AI Holders Summary · Q2 2026

77 institutions reported PRLD in Q2 2026. ORBIMED ADVISORS LLC leads at 31.9% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

ORBIMED ADVISORS LLC

CIK 0001055951

$73M13.7M1.36%Q2 2026 02

RA CAPITAL MANAGEMENT, L.P.

CIK 0001346824

$35M6.5M0.30%Q2 2026 03

BAKER BROS. ADVISORS LP

CIK 0001263508

$29M10.1M0.17%Q4 2025 04

Soleus Capital Management, L.P.

CIK 0001802630

$18M3.4M0.62%Q2 2026 05

Kynam Capital Management, LP

CIK 0001907884

$13M2.4M0.71%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$11M2.0M0.00%Q2 2026 07

BlackRock, Inc.

CIK 0002012383

$10M1.8M0.00%Q2 2026 08

SPHERA FUNDS MANAGEMENT LTD.

CIK 0001496201

$5M1.0M0.71%Q2 2026 09

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$5M993K0.00%Q2 2026 10

ADAR1 Capital Management, LLC

CIK 0001940272

$5M901K0.22%Q2 2026 11

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$5M845K0.00%Q2 2026 12

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$4M842K0.00%Q2 2026 13

ADAGE CAPITAL PARTNERS GP, L.L.C.

CIK 0001165408

$4M766K0.01%Q2 2026 14

MORGAN STANLEY

CIK 0000895421

$3M504K0.00%Q2 2026 15

STATE STREET CORP

CIK 0000093751

$2M429K0.00%Q2 2026 16

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$2M512K0.00%Q1 2026 17

UBS Group AG

CIK 0001610520

$2M319K0.00%Q2 2026 18

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$2M285K0.00%Q2 2026 19

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$1M281K0.00%Q2 2026 20

NORTHERN TRUST CORP

CIK 0000073124· Index

$1M241K0.00%Q2 2026

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