AI Holders Summary · Q1 2026

442 institutions reported RIOT in Q1 2026. BlackRock, Inc. leads at 12.5% 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

BlackRock, Inc.

CIK 0002012383

$367M29.7M0.01%Q1 2026 02

Vanguard Portfolio Management

CIK 0002100121· Index

$268M21.7M0.01%Q1 2026 03

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$239M19.3M0.03%Q1 2026 04

Starboard Value LP

CIK 0001517137

$193M16.3M4.22%Q1 2026 05

FMR LLC

CIK 0000315066

$186M15.0M0.01%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$184M14.9M0.00%Q1 2026 07

CITADEL ADVISORS LLC

CIK 0001423053

$158M12.5M0.02%Q4 2025 08

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$151M12.3M0.02%Q1 2026 09

Situational Awareness LP

CIK 0002045724

$142M11.5M1.04%Q1 2026 10

Situational Awareness Partners LP

CIK 0002038540

$142M11.5M1.04%Q1 2026 11

MIZUHO MARKETS AMERICAS LLC

CIK 0001825516

$141M5.1M2.21%Q2 2026 12

NOMURA HOLDINGS INC

CIK 0001163653

$127M10.2M0.34%Q1 2026 13

STATE STREET CORP

CIK 0000093751

$114M9.2M0.00%Q1 2026 14

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$111M9.0M0.01%Q1 2026 15

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$87M7.0M0.02%Q1 2026 16

Egerton Capital (UK) LLP

CIK 0001581811

$72M2.6M0.70%Q2 2026 17

D. E. Shaw & Co., Inc.

CIK 0001009207

$69M5.5M0.04%Q4 2025 18

Value Aligned Research Advisors, LLC

CIK 0001963565

$64M5.2M0.31%Q1 2026 19

WOLVERINE TRADING, LLC

CIK 0000927337

$58M2.9M0.04%Q3 2025 20

GOLDMAN SACHS GROUP INC

CIK 0000886982

$50M4.1M0.01%Q1 2026

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