AI Holders Summary · Q2 2026

485 institutions reported RIOT in Q2 2026. BlackRock, Inc. leads at 16.0% 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

$876M32.0M0.01%Q2 2026 02

Vanguard Portfolio Management

CIK 0002100121· Index

$595M21.7M0.03%Q2 2026 03

FMR LLC

CIK 0000315066

$538M19.6M0.02%Q2 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$415M15.1M0.01%Q2 2026 05

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$288M9.3M0.02%Q2 2026 06

TOMS Capital Investment Management LP

CIK 0001743937

$284M10.4M6.08%Q2 2026 07

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$274M10.0M0.02%Q2 2026 08

STATE STREET CORP

CIK 0000093751

$258M9.4M0.01%Q2 2026 09

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$239M19.3M0.03%Q1 2026 10

CITADEL ADVISORS LLC

CIK 0001423053

$218M8.0M0.03%Q2 2026 11

Starboard Value LP

CIK 0001517137

$193M16.3M4.22%Q1 2026 12

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$191M7.0M0.03%Q2 2026 13

GOLDMAN SACHS GROUP INC

CIK 0000886982

$162M5.9M0.01%Q2 2026 14

NOMURA HOLDINGS INC

CIK 0001163653

$147M5.4M0.17%Q2 2026 15

BANK OF AMERICA CORP /DE/

CIK 0000070858

$143M5.2M0.01%Q2 2026 16

Situational Awareness LP

CIK 0002045724

$142M11.5M1.04%Q1 2026 17

Situational Awareness Partners LP

CIK 0002038540

$142M11.5M1.04%Q1 2026 18

MIZUHO MARKETS AMERICAS LLC

CIK 0001825516

$141M5.1M2.21%Q2 2026 19

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$126M4.6M0.06%Q2 2026 20

Value Aligned Research Advisors, LLC

CIK 0001963565

$114M4.2M0.29%Q2 2026

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