AI Holders Summary · Q1 2026

279 institutions reported COLL in Q1 2026. BlackRock, Inc. leads at 19.1% 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

BlackRock, Inc.

CIK 0002012383

$170M5.1M0.00%Q1 2026 02

Rubric Capital Management LP

CIK 0001687509

$69M1.5M0.83%Q4 2025 03

JANUS HENDERSON GROUP PLC

CIK 0001274173

$60M1.8M0.03%Q1 2026 04

Invesco Ltd.

CIK 0000914208

$53M1.6M0.01%Q1 2026 05

FULLER & THALER ASSET MANAGEMENT, INC.

CIK 0001082327

$50M1.5M0.17%Q1 2026 06

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$49M1.5M0.08%Q1 2026 07

STATE STREET CORP

CIK 0000093751

$47M1.4M0.00%Q1 2026 08

EVENTIDE ASSET MANAGEMENT, LLC

CIK 0001442891

$47M1.4M0.78%Q1 2026 09

MASSACHUSETTS FINANCIAL SERVICES CO /MA/

CIK 0000912938

$45M1.4M0.02%Q1 2026 10

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$44M1.3M0.00%Q1 2026 11

PRINCIPAL FINANCIAL GROUP INC

CIK 0001126328

$43M1.3M0.02%Q1 2026 12

D. E. Shaw & Co., Inc.

CIK 0001009207

$30M654K0.02%Q4 2025 13

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$28M833K0.01%Q1 2026 14

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$27M819K0.00%Q1 2026 15

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$23M704K0.01%Q1 2026 16

MARSHALL WACE, LLP

CIK 0001318757

$23M492K0.02%Q4 2025 17

Vanguard Portfolio Management

CIK 0002100121· Index

$23M680K0.00%Q1 2026 18

VICTORY CAPITAL MANAGEMENT INC

CIK 0001040188

$21M625K0.01%Q1 2026 19

Qube Research & Technologies Ltd

CIK 0001729829

$21M622K0.02%Q1 2026 20

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$20M590K0.02%Q1 2026

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