AI Holders Summary · Q1 2026

279 institutions reported RSI in Q1 2026. BlackRock, Inc. leads at 13.1% 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

$181M8.3M0.00%Q1 2026 02

Divisadero Street Capital Management, LP

CIK 0001901865

$140M6.4M5.84%Q1 2026 03

Vanguard Portfolio Management

CIK 0002100121· Index

$95M4.4M0.01%Q1 2026 04

AMERIPRISE FINANCIAL INC

CIK 0000820027

$95M4.3M0.02%Q1 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$94M4.3M0.00%Q1 2026 06

Hood River Capital Management LLC

CIK 0001578177

$79M3.7M0.80%Q1 2026 07

ALLIANCEBERNSTEIN L.P.

CIK 0001109448

$75M3.9M0.02%Q1 2026 08

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$60M2.8M0.03%Q1 2026 09

FULLER & THALER ASSET MANAGEMENT, INC.

CIK 0001082327

$59M2.7M0.20%Q1 2026 10

DRIEHAUS CAPITAL MANAGEMENT LLC

CIK 0000938206

$57M2.6M0.42%Q1 2026 11

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$56M2.6M0.04%Q1 2026 12

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

CIK 0001644956

$51M2.3M0.17%Q1 2026 13

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$50M2.3M0.08%Q1 2026 14

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$49M2.3M0.00%Q1 2026 15

MORGAN STANLEY

CIK 0000895421

$48M2.2M0.00%Q1 2026 16

STATE STREET CORP

CIK 0000093751

$44M2.0M0.00%Q1 2026 17

Nuveen, LLC

CIK 0001871926

$40M1.8M0.01%Q1 2026 18

1832 Asset Management L.P.

CIK 0000944388

$36M1.7M0.03%Q1 2026 19

EMERALD ADVISERS, LLC

CIK 0001015083

$34M1.6M1.08%Q1 2026 20

Assenagon Asset Management S.A.

CIK 0001546007· Quasi-passive

$34M1.1M0.04%Q2 2026

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