HBK INVESTMENTS L P

Position in AAMI — Acadian Asset Management Inc.

CIK 1011443 DALLAS, TX

Position in AAMI

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$715,200

New position

Shares Held

10,000

first reported quarter

Ownership

0.028%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#153

of 299 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

HBK INVESTMENTS L P holds $275,697,335 across 3 Asset Management names. AAMI ranks #3 (0.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	JHG	Janus Henderson Group Ltd.	5,149,300	$267,506,135
2	PSUS	Pershing Square USA, Ltd.	200,000	$7,476,000
3	AAMI	Acadian Asset Management Inc. This page	10,000	$715,200

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$715,200	10,000	—	Shares	Sole	2026-08-14
No filing history on record for this holder in this stock.