Acadian Asset Management Inc. (AAMI) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

35,800,000Shares Outstanding
36,231,511Shares held by institutions
$2,628,958,438Value of institutional holdings
101.21%Institutional ownership %
11.52%Shares Changed QoQ
254No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Acadian Asset Management Inc. (NYSE:AAMI) appears in 248 institutional 13F filings for the quarter ending December 2025.

254 Institutional Holders

36,231,511 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
PAULSON & CO. INC. 31 Mar, 2026 7,743,282 0 0.00% $421,389,406.00
BlackRock, Inc. 31 Mar, 2026 4,574,232 -81,121 -1.74% $248,929,724.00
JENNISON ASSOCIATES LLC 31 Mar, 2026 2,022,207 112,985 5.92% $110,048,506.00
Empyrean Capital Partners, LP 31 Mar, 2026 1,308,190 -96,372 -6.86% $71,191,700.00
State Street Corp 31 Mar, 2026 1,209,440 3,196 0.26% $65,817,725.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 1,158,887 1,158,887 0.00% $63,066,631.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 904,549 -4,664 -0.51% $49,220,398.00
VANGUARD PORTFOLIO MANAGEMENT LLC 31 Mar, 2026 883,909 883,909 0.00% $48,102,328.00
Impax Asset Management Group plc 31 Mar, 2026 823,323 -22,128 -2.62% $44,805,238.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 747,822 62,550 9.13% $40,702,111.00
Woodline Partners LP 31 Mar, 2026 701,720 142,629 25.51% $38,187,602.00
SOROS FUND MANAGEMENT LLC 31 Mar, 2026 648,807 -88,560 -12.01% $35,308,077.00
SG Americas Securities, LLC 31 Mar, 2026 603,683 244,070 67.87% $32,852.00
Nuveen, LLC 31 Mar, 2026 588,464 -63,680 -9.76% $32,024,211.00
Federated Hermes, Inc. 31 Mar, 2026 568,320 10,053 1.80% $30,927,975.00
Morgan Stanley 31 Mar, 2026 537,643 5,128 0.96% $29,258,603.00
TWO SIGMA INVESTMENTS, LP 31 Mar, 2026 478,814 195,326 68.90% $26,057,058.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 31 Mar, 2026 453,320 -26,986 -5.62% $24,669,674.00
Allspring Global Investments Holdings, LLC 31 Mar, 2026 419,239 51,075 13.87% $23,561,231.00
Invesco Ltd. 31 Mar, 2026 412,702 -7,904 -1.88% $22,459,243.00