ETF · 040919102

ARKB

ETF

ARK 21SHARES BITCOIN ETF

···Share

Holders (tracked)

Combined shares

11,731,212

Combined value

$340.67M

Last close

$25.02

Quarter

2025Q4

Tracked holders · last 8 quarters

Flat over the last 8 quarters.

Filing-implied avg cost: $29.04 · live $25.02

Who owns ARKB

6 super-investors · 2025Q4

Tracked stake

11.73M

Combined value

$341M

% of shares outstanding

—

shares-out unknown

Quarter action mix

Added6

#	Manager	Shares	Value	% of book	Last action
1	Cathie Wood ARK Invest	6.87M	$200M	1.3%	Added+548.8K
2	Izzy Englander Millennium Mgmt	4.31M	$125M	0.1%	Added+354.0K
3	Ken Griffin Citadel Advisors	234.2K	$7M	0.0%	Added+73.2K
4	Renaissance Technologies	127.6K	$4M	0.0%	Added+81.0K
5	Ken Griffin Citadel Advisors	102.9K	$3M	0.0%	Added+73.2K
6	Ken Griffin Citadel Advisors	80.9K	$2M	0.0%	Added+73.2K

Position changes reported for the latest quarter, grouped by direction.

New positions0

—

Added to4

Trimmed0

—

Exited0

—

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2024Q1	4	3,721,315	$261.8M	—
2024Q2	4	4,108,027	$246.4M	—
2024Q3	2	4,077,298	$258.8M	-2
2024Q4	6	4,347,303	$405.5M	+4
2025Q1	5	4,442,602	$365.2M	-1
2025Q2	6	11,773,791	$421.4M	+1
2025Q3	6	10,806,503	$410.9M	—
2025Q4	6	11,731,212	$340.7M	—