Acadian Asset ManagementAAMI
13F holders, Q4 2024 (December 31)178holders +6
22new positions
21sold out
9famous investors
$26.33avg. 13F price*
At the end of Q4 2024, 178 institutions reported holding Acadian Asset Management Inc. (AAMI) in their 13F filings, up 6 from Q3 2024. 22 opened new positions and 21 sold out. The largest holders were Paulson & Co. ($235.7M), BlackRock, Inc. ($145.3M) and Vanguard Group Inc. ($60.7M). 9 famous investors held it, including John Paulson (14.3% of Paulson & Co.'s portfolio), George Soros (0.2% of Soros Fund Management's portfolio) and Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio).
- Company
- Acadian Asset Management Inc.
- Filed as
- BRIGHTSPHERE INVT GROUP INC (Q4 2024)
- CUSIP
- 10948W103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 22 | $15.9M |
| Exits | 21 | $10.2M |
All 13F filers, Q3 2024 → Q4 2024: 2,686,017 shares bought and 2,189,270 shares sold, net +496,747 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 178 holders
| Paulson & Co. | 14.27% | No change | 8,950,121 | $235.7M |
| BlackRock, Inc. | 0.00% | Add +8.4% | 5,516,265 | $145.3M |
| Vanguard Group Inc. | 0.00% | Add +2.4% | 2,304,707 | $60.7M |
| Empyrean Capital Partners, LP | 2.78% | No change | 1,880,634 | $49.5M |
| Azora Capital LP | 1.85% | Reduce -22.8% | 1,565,866 | $41.2M |
| State Street Corp. | 0.00% | Reduce -3.0% | 1,274,467 | $33.6M |
| William Blair Investment Management, LLC | 0.08% | Add +2.5% | 1,192,974 | $31.4M |
| Jennison Associates LLC | 0.02% | Add +22.1% | 1,182,964 | $31.2M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -0.1% | 1,112,062 | $29.3M |
| Impax Asset Management Group plc | 0.12% | Reduce -9.0% | 1,000,000 | $26.3M |
| Nuveen Asset Management, LLC | 0.00% | Add +19.8% | 661,871 | $17.4M |
| Geode Capital Management, LLC | 0.00% | Add +0.2% | 611,560 | $16.1M |
| Arrowstreet Capital, Limited Partnership | 0.01% | Add +4.9% | 576,392 | $15.2M |
| North Reef Capital Management LP | 0.62% | Reduce -51.4% | 525,000 | $13.8M |
| Morgan Stanley | 0.00% | Add +8.0% | 516,291 | $13.6M |
| Victory Capital Management Inc. | 0.01% | Reduce -3.9% | 503,646 | $13.3M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -23.8% | 393,354 | $10.4M |
| UBS Group AG | 0.00% | Add +630.6% | 381,881 | $10.1M |
| Systematic Alpha Investments, LLC | 0.36% | No change | 370,108 | $9.7M |
| Soros Fund Management | 0.23% | No change | 346,293 | $9.1M |
| JPMorgan Chase & Co. | 0.00% | Add +30.6% | 345,748 | $9.1M |
| Two Sigma Advisers, LP | 0.02% | Reduce -4.5% | 344,375 | $9.1M |
| Federated Hermes, Inc. | 0.02% | Add +773.5% | 308,938 | $8.1M |
| Northern Trust Corp. | 0.00% | Add +3.3% | 304,335 | $8.0M |
| Invesco Ltd. | 0.00% | Reduce -18.6% | 298,735 | $7.9M |
| ExodusPoint Capital Management, LP | 0.07% | Add +0.8% | 253,632 | $6.7M |
| Bank of New York Mellon Corp | 0.00% | Reduce -3.6% | 236,123 | $6.2M |
| Two Sigma Investments, LP | 0.01% | Reduce -4.4% | 224,178 | $5.9M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -8.4% | 202,452 | $5.3M |
| Qube Research & Technologies Ltd | 0.01% | New | 200,304 | $5.3M |
| Tudor Investment Corporation | 0.05% | Add +24.0% | 164,181 | $4.3M |
| Amundi | 0.00% | No change | 168,003 | $4.2M |
| Ameriprise Financial Inc. | 0.00% | Reduce -6.6% | 146,219 | $3.9M |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0.00% | New | 138,823 | $3.7M |
| Richard Bernstein Advisors LLC | 0.08% | No change | 138,290 | $3.6M |
| Principal Financial Group Inc. | 0.00% | Add +3.6% | 136,489 | $3.6M |
| Citadel Advisors | 0.00% | Reduce -29.5% | 130,121 | $3.4M |
| Millennium Management | 0.00% | Reduce -32.5% | 118,137 | $3.1M |
| Man Group plc | 0.01% | Add +0.4% | 111,609 | $2.9M |
| EJF Capital LP | 1.77% | No change | 98,116 | $2.6M |
| Teacher Retirement System of Texas | 0.01% | Add +268.4% | 92,916 | $2.4M |
| Legal & General Group Plc | 0.00% | Add +2.3% | 85,947 | $2.3M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +35.5% | 84,399 | $2.2M |
| Bank of America Corp. | 0.00% | Add +33.3% | 81,224 | $2.1M |
| AQR Capital Management | 0.00% | Reduce -16.9% | 80,653 | $2.1M |
| D. E. Shaw & Co. | 0.00% | Reduce -39.9% | 78,812 | $2.1M |
| FMR LLC | 0.00% | Add +1944.5% | 71,966 | $1.9M |
| Jane Street Group, LLC | 0.00% | Reduce -41.2% | 69,804 | $1.8M |
| Deutsche Bank AG | 0.00% | Add +320.8% | 69,711 | $1.8M |
| Public Sector Pension Investment Board | 0.01% | Add +18.1% | 69,674 | $1.8M |
| Kestrel Investment Management Corp. | 0.99% | No change | 68,281 | $1.8M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Add +4.8% | 68,173 | $1.8M |
| Renaissance Technologies | 0.00% | Add +16.9% | 66,328 | $1.7M |
| Algert Global LLC | 0.04% | Add +23.2% | 65,737 | $1.7M |
| Barclays PLC | 0.00% | Reduce -5.7% | 62,944 | $1.7M |
| Swiss National Bank | 0.00% | Reduce -1.0% | 58,326 | $1.5M |
| Susquehanna Fundamental Investments, LLC | 0.03% | — | 57,788 | $1.5M |
| Royce & Associates LP | 0.01% | Add +5.9% | 52,408 | $1.4M |
| State of Wisconsin Investment Board | 0.00% | Add +5.4% | 50,505 | $1.3M |
| Engineers Gate Manager LP | 0.02% | New | 47,419 | $1.2M |
| PDT Partners, LLC | 0.11% | Add +0.0% | 47,167 | $1.2M |
| Susquehanna International Group, LLP | 0.00% | Add +27.0% | 44,475 | $1.2M |
| Citigroup Inc. | 0.00% | Add +14.2% | 40,438 | $1.1M |
| Alliancebernstein L.P. | 0.00% | No change | 36,155 | $952K |
| SummerHaven Investment Management, LLC | 0.56% | No change | 34,283 | $903K |
| Martingale Asset Management L P | 0.02% | New | 33,972 | $895K |
| Verition Fund Management LLC | 0.00% | Add +294.1% | 33,118 | $872K |
| Prelude Capital Management, LLC | 0.07% | Reduce -0.5% | 32,973 | $869K |
| Squarepoint Ops LLC | 0.00% | Add +32.1% | 30,601 | $806K |
| Linden Thomas Advisory Services, LLC | 0.10% | Add +22.7% | 30,293 | $798K |
| Tower Research Capital LLC (TRC) | 0.02% | Add +450.7% | 30,199 | $795K |
| Gsa Capital Partners LLP | 0.06% | Reduce -36.1% | 30,011 | $790K |
| American Century Companies Inc. | 0.00% | Add +264.0% | 29,813 | $785K |
| Nebula Research & Development LLC | 0.09% | Add +1.9% | 28,713 | $756K |
| HSBC Holdings PLC | 0.00% | Add +44.7% | 28,153 | $740K |
| Prudential Financial Inc. | 0.00% | Reduce -1.8% | 28,056 | $739K |
| LPL Financial LLC | 0.00% | Reduce -0.7% | 27,842 | $733K |
| California State Teachers Retirement System | 0.00% | Reduce -2.9% | 27,559 | $726K |
| CANADA LIFE ASSURANCE Co | 0.00% | Reduce -9.0% | 26,704 | $702K |
| Wells Fargo & Company | 0.00% | Add +172.4% | 25,852 | $681K |
| State of Tennessee, Department of Treasury | 0.00% | Add +201.2% | 25,065 | $660K |
| DGS Capital Management, LLC | 0.16% | Reduce -1.4% | 24,796 | $653K |
| Campbell & CO Investment Adviser LLC | 0.05% | Add +21.2% | 23,249 | $612K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 22,812 | $601K |
| STRS Ohio | 0.00% | New | 22,500 | $593K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -0.9% | 21,634 | $570K |
| Creative Planning | 0.00% | Add +1.3% | 20,117 | $530K |
| KLP Kapitalforvaltning As | 0.00% | — | 19,732 | $520K |
| Ensign Peak Advisors, Inc | 0.00% | No change | 18,059 | $476K |
| Cubist Systematic Strategies, LLC | 0.01% | Add +46.1% | 17,305 | $456K |
| MetLife Investment Management, LLC | 0.00% | Add +5.9% | 16,511 | $435K |
| WINTON GROUP Ltd | 0.03% | New | 16,135 | $425K |
| SG Americas Securities, LLC | 0.00% | Add +1.2% | 15,997 | $421K |
| State of Alaska, Department of Revenue | 0.00% | Add +0.3% | 15,907 | $418K |
| Horizon Investment Services, LLC | 0.18% | New | 15,640 | $412K |
| AlphaQuest LLC | 0.05% | Reduce -45.2% | 15,605 | $411K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +1.3% | 15,359 | $405K |
| Illinois Municipal Retirement Fund | 0.01% | Reduce -5.5% | 15,115 | $398K |
| Corebridge Financial, Inc. | 0.00% | Reduce -9.0% | 14,441 | $380K |
| Sherbrooke Park Advisers LLC | 0.12% | New | 14,229 | $375K |
"% of holder's portfolio" is AAMI's weight in each manager's 13F, not the share of Acadian Asset Management Inc. the manager owns.