DOSSIER · 13F Holders · Q1 2026High-convictionMulti-bagger

IBIT

ISHARES BITCOIN ETF

1,657 institutions still hold ISHARES BITCOIN ETF as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 46438f101·1,657 13F holders·last filed Mar 31, 2026

Market cap

—

▼ 2.4%

vs prior quarter

13F value held

$18.4B

55.0% inst. owned

of float

Holders

1,657

-111 QoQ

filers reporting

Activity

+83 / −42

+945 added · −850 reduced

this quarter

Concentration

19.89%

JANE STREET GROUP, LLC #1

top holder share

AI Holders Summary · Q1 2026

1,657 institutions reported IBIT in Q1 2026. JANE STREET GROUP, LLC leads at 19.9% of the visible book. -111 net institutions QoQ — distribution reading.

Top holders

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

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$3.7B95.4M0.47%Q1 2026 02

CITADEL ADVISORS LLC

$2.7B53.5M0.40%Q4 2025 03

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$2.6B67.2M0.29%Q1 2026 04

GOLDMAN SACHS GROUP INC

$1.6B41.1M0.18%Q1 2026 05

Brevan Howard Capital Management LP

$934M24.3M8.26%Q1 2026 06

MILLENNIUM MANAGEMENT LLC

$837M21.8M0.35%Q1 2026 07

Avenir Tech Ltd

$702M18.3M88.94%Q1 2026 08

$663M17.3M0.04%Q1 2026 09

Mubadala Investment Co PJSC

$566M14.7M2.76%Q1 2026 10

WOLVERINE TRADING, LLC

$565M8.7M0.41%Q3 2025 11

BlackRock, Inc.

$547M14.2M0.01%Q1 2026 12

$517M13.5M0.12%Q1 2026 13

Parallax Volatility Advisers, L.P.

$397M9.3M1.03%Q1 2026 14

Galaxy Group Investments LLC

$382M7.7M45.29%Q4 2025 15

Belvedere Trading LLC

$323M8.4M0.38%Q1 2026 16

Abu Dhabi Investment Council Co P.J.S.C

$316M8.2M32.39%Q1 2026 17

JPMORGAN CHASE & CO

$313M8.3M0.02%Q1 2026 18

Marex Group plc

$298M7.8M1.88%Q1 2026 19

WELLS FARGO & COMPANY/MN

$290M7.6M0.05%Q1 2026 20

Galaxy Digital Inc.

$289M7.5M24.99%Q1 2026

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