AI Holders Summary · Q1 2026

140 institutions reported CDXS in Q1 2026. Aberdeen Group plc leads at 15.6% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(6 on this page)

#HolderValueShares% port.Quarter

Aberdeen Group plc

CIK 0001716774

$14M8.7M0.02%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$11M7.0M0.00%Q1 2026 03

Opaleye Management Inc.

CIK 0001595855

$11M6.8M1.46%Q4 2025 04

Nantahala Capital Management, LLC

CIK 0001472322

$7M4.1M0.25%Q1 2026 05

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$7M4.0M0.00%Q1 2026 06

Telemark Asset Management, LLC

CIK 0001420816

$6M3.8M0.58%Q1 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$6M3.7M0.00%Q1 2026 08

AMERIPRISE FINANCIAL INC

CIK 0000820027

$6M3.4M0.00%Q1 2026 09

UBS Group AG

CIK 0001610520

$4M2.2M0.00%Q1 2026 10

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$3M1.9M0.00%Q1 2026 11

Assenagon Asset Management S.A.

CIK 0001546007· Quasi-passive

$3M1.3M0.00%Q2 2026 12

STATE STREET CORP

CIK 0000093751

$3M1.7M0.00%Q1 2026 13

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$2M1.1M0.01%Q1 2026 14

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$1M920K0.00%Q1 2026 15

Vanguard Portfolio Management

CIK 0002100121· Index

$1M879K0.00%Q1 2026 16

Private Advisor Group, LLC

CIK 0001567755

$1M847K0.01%Q1 2026 17

GOLDMAN SACHS GROUP INC

CIK 0000886982

$1M825K0.00%Q1 2026 18

Post Resch Tallon Group Inc.

CIK 0002054476

$1M563K0.88%Q2 2026 19

FRANKLIN RESOURCES INC

CIK 0000038777

$1M688K0.00%Q1 2026 20

NORTHERN TRUST CORP

CIK 0000073124· Index

$1M657K0.00%Q1 2026

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