Acadian Asset Management Inc.
AAMI- Exchange
- NYSE
- Industry
- Investment Advice
- SEC CIK
- 0001748824
In the last 90 days, Acadian Asset Management Inc. insiders filed 0 open-market purchases and 1 sale; 302 institutions reported holding it in 13F filings for Q2 2026, worth $2.58B in total; Soros Fund Management is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Acadian Asset Management Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 256
- +4 vs. Q4 2025
- Shares held
- 36.0M
- +2.96M (+9.0%) vs. Q4 2025
- Total value
- $1.96B
- +$405.9M (+26.2%) vs. Q4 2025
- New holders
- 38
- 89 more added
- Sold out
- 34
- 88 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AAMI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 302 | $2.58B |
| Q1 2026 | 256 | $1.96B |
| Q4 2025 | 256 | $1.67B |
| Q3 2025 | 250 | $1.68B |
| Q2 2025 | 218 | $1.26B |
| Q1 2025 | 191 | $929.0M |
| Q4 2024 | 179 | $994.2M |
| Q3 2024 | 172 | $943.8M |
| Q2 2024 | 164 | $843.2M |
| Q1 2024 | 168 | $894.4M |
| Q4 2023 | 171 | $786.6M |
| Q3 2023 | 163 | $797.6M |
| Q2 2023 | 156 | $864.2M |
| Q1 2023 | 166 | $981.8M |
| Q4 2022 | 144 | $871.9M |
| Q3 2022 | 151 | $635.2M |
| Q2 2022 | 152 | $767.4M |
| Q1 2022 | 163 | $1.07B |
| Q4 2021 | 180 | $1.20B |
| Q3 2021 | 178 | $2.07B |
| Q2 2021 | 167 | $1.85B |
| Q1 2021 | 169 | $1.61B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Acadian Asset Management Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Yousif Capital Management, LLC | 7,037 | $383.0K | 0.00% | −107−1.5% | Reduced |
| Toroso Investments, LLC | 7,053 | $383.8K | 0.00% | +7,053 | New |
| Brevan Howard Capital Management LP | 7,247 | $394.4K | 0.00% | −2,560−26.1% | Reduced |
| Raymond James Financial Inc | 7,388 | $402.1K | 0.00% | +7,388 | New |
| Amalgamated Bank | 7,621 | $415.0K | 0.00% | −89−1.2% | Reduced |
| Gsa Capital Partners LLP | 7,635 | $415.0K | 0.03% | +7,635 | New |
| Truist Financial Corp | 7,801 | $424.5K | 0.00% | +1,369+21.3% | Added |
| Arizona State Retirement System | 7,846 | $427.0K | 0.00% | −96−1.2% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 7,925 | $431.3K | 0.00% | −657−7.7% | Reduced |
| Optimist Retirement Group LLC | 8,054 | $438.3K | 0.19% | −1,121−12.2% | Reduced |
| Advisory Services Network, LLC | 8,189 | $445.7K | 0.01% | −185−2.2% | Reduced |
| Aquatic Capital Management LLC | 8,347 | $454.2K | 0.01% | +8,347 | New |
| New York State Common Retirement Fund | 8,475 | $461.2K | 0.00% | 00.0% | Unchanged |
| Anb Bank | 8,588 | $467.4K | 0.19% | +410+5.0% | Added |
| Voya Investment Management LLC | 8,705 | $473.7K | 0.00% | +3,637+71.8% | Added |
| Bokf, NA | 8,874 | $482.9K | 0.01% | −4,959−35.8% | Reduced |
| New York State Teachers Retirement System | 9,939 | $541.0K | 0.00% | −836−7.8% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 10,266 | $558.7K | 0.00% | −465−4.3% | Reduced |
| Vanguard Global Advisers, LLC | 10,380 | $564.9K | 0.00% | +10,380 | New |
| State of Wyoming | 10,389 | $565.4K | 0.07% | +1,115+12.0% | Added |
| Wells Fargo & Company | 10,645 | $579.3K | 0.00% | −18,800−63.8% | Reduced |
| First Citizens Bank & Trust Co | 10,682 | $581.3K | 0.01% | −462−4.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 11,360 | $618.2K | 0.00% | +725+6.8% | Added |
| Louisiana State Employees Retirement System | 11,700 | $636.7K | 0.01% | −400−3.3% | Reduced |
| Keybank National Association | 11,838 | $644.2K | 0.00% | −606−4.9% | Reduced |
| Lido Advisors, LLC | 11,904 | $647.8K | 0.00% | +2,982+33.4% | Added |
| HSBC Holdings PLC | 12,236 | $658.5K | 0.00% | −702−5.4% | Reduced |
| Jones Financial Companies LLLP | 12,679 | $662.1K | 0.00% | +12,602+16,366.2% | Added |
| Susquehanna International Group, LLP | 12,508 | $680.7K | 0.00% | +3,298+35.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 12,583 | $684.8K | 0.00% | +121+1.0% | Added |
| Change Path, LLC | 12,895 | $701.8K | 0.02% | +12,895 | New |
| Manufacturers Life Insurance Company, The | 12,937 | $704.0K | 0.00% | +736+6.0% | Added |
| Horizon Investments, LLC | 13,481 | $733.6K | 0.01% | +487+3.7% | Added |
| Mariner, LLC | 13,488 | $733.9K | 0.00% | +4,993+58.8% | Added |
| PDT Partners, LLC | 13,697 | $745.4K | 0.04% | +6,900+101.5% | Added |
| Illinois Municipal Retirement Fund | 14,319 | $779.2K | 0.01% | +905+6.7% | Added |
| KLP Kapitalforvaltning AS | 14,432 | $785.4K | 0.00% | +2,300+19.0% | Added |
| STRS Ohio | 14,800 | $805.4K | 0.00% | −900−5.7% | Reduced |
| MetLife Investment Management | 15,072 | $820.2K | 0.00% | −110−0.7% | Reduced |
| Concurrent Investment Advisors, LLC | 15,386 | $837.3K | 0.01% | −6,872−30.9% | Reduced |
| Citigroup Inc | 15,530 | $845.1K | 0.00% | −27,320−63.8% | Reduced |
| MML Investors Services, LLC | 16,245 | $884.1K | 0.00% | −3,211−16.5% | Reduced |
| Trexquant Investment LP | 17,302 | $941.6K | 0.01% | +7,798+82.0% | Added |
| Thrivent Financial for Lutherans | 17,638 | $960.0K | 0.00% | −520−2.9% | Reduced |
| Summit Global Investments | 17,657 | $961.0K | 0.06% | −3,663−17.2% | Reduced |
| Harvest Investment Services, LLC | 18,088 | $984.3K | 0.18% | +18,088 | New |
| Barclays PLC | 18,099 | $984.9K | 0.00% | −37,345−67.4% | Reduced |
| Vanguard Asset Management, Ltd | 18,373 | $999.9K | 0.00% | +18,373 | New |
| Greenwich Wealth Management LLC | 18,500 | $1.01M | 0.04% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 18,565 | $1.01M | 0.01% | −326−1.7% | Reduced |
| Walleye Capital LLC | 19,590 | $1.07M | 0.01% | +19,590 | New |
| Price T Rowe Associates Inc | 20,005 | $1.09M | 0.00% | +4,338+27.7% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 21,300 | $1.16M | 0.00% | −36,470−63.1% | Reduced |
| Quantinno Capital Management LP | 22,582 | $1.23M | 0.00% | +3,482+18.2% | Added |
| Natixis Advisors, L.P. | 22,843 | $1.24M | 0.00% | +10,757+89.0% | Added |
| Y-Intercept (Hong Kong) Ltd | 22,931 | $1.25M | 0.02% | +9,480+70.5% | Added |
| Voleon Capital Management LP | 23,036 | $1.25M | 0.03% | −19,334−45.6% | Reduced |
| LPL Financial LLC | 23,373 | $1.27M | 0.00% | −1,706−6.8% | Reduced |
| Great West Life Assurance Co | 24,069 | $1.31M | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 24,827 | $1.35M | 0.00% | +18,758+309.1% | Added |
| HRT Financial LP | 25,892 | $1.41M | 0.00% | −6,503−20.1% | Reduced |
| Russell Investments Group, Ltd. | 26,901 | $1.46M | 0.00% | −5,230−16.3% | Reduced |
| SEI Investments Co | 26,930 | $1.47M | 0.00% | +9,937+58.5% | Added |
| Prudential Financial Inc | 27,036 | $1.47M | 0.00% | −5,720−17.5% | Reduced |
| California State Teachers Retirement System | 27,070 | $1.47M | 0.00% | −200−0.7% | Reduced |
| Teacher Retirement System of Texas | 27,166 | $1.48M | 0.01% | −35,273−56.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 27,191 | $1.48M | 0.00% | −776−2.8% | Reduced |
| Thornburg Investment Management Inc | 27,786 | $1.51M | 0.02% | +27,786 | New |
| DGS Capital Management, LLC | 29,489 | $1.60M | 0.26% | +103+0.4% | Added |
| Creative Planning | 30,467 | $1.66M | 0.00% | +5,628+22.7% | Added |
| Dark Forest Capital Management LP | 30,948 | $1.68M | 0.15% | −6,844−18.1% | Reduced |
| Jane Street Group, LLC | 31,897 | $1.74M | 0.00% | +31,897 | New |
| Royce & Associates LP | 32,218 | $1.75M | 0.02% | −7,083−18.0% | Reduced |
| Alliancebernstein L.P. | 38,087 | $1.79M | 0.00% | 00.0% | Unchanged |
| CWA Asset Management Group, LLC | 33,388 | $1.82M | 0.06% | +33,388 | New |
| BNP Paribas Arbitrage, SA | 34,194 | $1.86M | 0.00% | −7,993−18.9% | Reduced |
| Kendall Capital Management | 34,460 | $1.88M | 0.38% | +2,200+6.8% | Added |
| Susquehanna Portfolio Strategies, LLC | 35,357 | $1.92M | 0.03% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 35,418 | $1.93M | 0.00% | −5,712−13.9% | Reduced |
| Intech Investment Management LLC | 39,108 | $2.13M | 0.02% | +26,744+216.3% | Added |
| Redhawk Wealth Advisors, Inc. | 40,092 | $2.18M | 0.24% | +40,092 | New |
| State Board of Administration of Florida Retirement System | 40,459 | $2.20M | 0.00% | +17,647+77.4% | Added |
| EFG International AG | 41,435 | $2.25M | 0.05% | +41,435 | New |
| Hussman Strategic Advisors, Inc. | 42,000 | $2.29M | 0.49% | +42,000 | New |
| Assenagon Asset Management S.A. | 45,836 | $2.49M | 0.00% | +45,836 | New |
| Zacks Investment Management | 50,853 | $2.77M | 0.02% | +12,104+31.2% | Added |
| Engineers Gate Manager LP | 52,696 | $2.87M | 0.04% | +2,636+5.3% | Added |
| Franklin Resources Inc | 54,244 | $2.95M | 0.00% | +11,258+26.2% | Added |
| D. E. Shaw & Co., Inc. | 56,410 | $3.07M | 0.00% | −58,676−51.0% | Reduced |
| Swiss National Bank | 56,526 | $3.08M | 0.00% | 00.0% | Unchanged |
| Boston Partners | 57,533 | $3.13M | 0.00% | +2,409+4.4% | Added |
| Credit Agricole S A | 58,389 | $3.18M | 0.01% | 00.0% | Unchanged |
| Linden Thomas Advisory Services, LLC | 59,448 | $3.24M | 0.31% | +29,371+97.7% | Added |
| Renaissance Technologies LLC | 60,544 | $3.29M | 0.01% | −37,784−38.4% | Reduced |
| Kestrel Investment Management Corp | 62,381 | $3.39M | 2.03% | −800−1.3% | Reduced |
| Envestnet Asset Management Inc | 62,788 | $3.42M | 0.00% | +6,112+10.8% | Added |
| Victory Capital Management Inc | 63,557 | $3.46M | 0.00% | −5,924−8.5% | Reduced |
| Legal & General Group Plc | 64,288 | $3.50M | 0.00% | −6,547−9.2% | Reduced |
| UBS Asset Management Americas Inc | 67,421 | $3.67M | 0.00% | +800+1.2% | Added |
| Millennium Management LLC | 69,334 | $3.77M | 0.00% | −19,602−22.0% | Reduced |