DOSSIER · 13F Holders · Q2 2026Financial Services · Investment Advice
AAMI

ACADIAN ASSET MANAGEMENT INC

312 institutions still hold ACADIAN ASSET MANAGEMENT INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 10948W103·Investment Advice·312 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$1.9B
visible holders
Holders
312
filers reporting
Concentration
22.52%
PAULSON & CO. INC. #1
top holder share
AI Holders Summary · Q2 2026

312 institutions reported AAMI in Q2 2026. PAULSON & CO. INC. leads at 22.5% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
PAULSON & CO. INC.
CIK 0001035674
$418M5.8M16.23%Q2 2026
02
BlackRock, Inc.
CIK 0002012383
$321M4.5M0.00%Q2 2026
03
JENNISON ASSOCIATES LLC
CIK 0000053417
$109M1.5M0.07%Q2 2026
04
Invesco Ltd.
CIK 0000914208
$98M1.4M0.01%Q2 2026
05
Empyrean Capital Partners, LP
CIK 0001317195
$94M1.3M3.09%Q2 2026
06
STATE STREET CORP
CIK 0000093751
$88M1.2M0.00%Q2 2026
07
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$84M1.2M0.00%Q2 2026
08
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$69M970K0.00%Q2 2026
09
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$65M912K0.01%Q2 2026
10
Woodline Partners LP
CIK 0001784547
$63M884K0.20%Q2 2026
11
Vanguard Portfolio Management
CIK 0002100121· Index
$58M813K0.00%Q2 2026
12
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 0000938206
$56M789K0.33%Q2 2026
13
Avantyr Capital Partners, LP
CIK 0002087378
$55M768K2.02%Q2 2026
14
MORGAN STANLEY
CIK 0000895421
$45M623K0.00%Q2 2026
15
Nuveen, LLC
CIK 0001871926
$43M602K0.01%Q2 2026
16
FEDERATED HERMES, INC.
CIK 0001056288
$41M575K0.06%Q2 2026
17
Allspring Global Investments Holdings, LLC
CIK 0001890906
$40M554K0.06%Q2 2026
18
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$37M524K0.03%Q2 2026
19
Azora Capital LP
CIK 0001700272
$35M496K1.49%Q2 2026
20
SOROS FUND MANAGEMENT LLC
CIK 0001029160
$35M649K0.39%Q1 2026
Page 1 of 16
292 more holders available. Log in →
Insiders at ACADIAN ASSET MANAGEMENT INC
Wiater ChristinaPaulson & Co. Inc.Trebbi BarbaraPaulson JohnChersi Robert JHart Richard JonathanAmerican Ammunition Inc/FlFernandez Andres