Acadian Asset Management (AAMI) Institutional Ownership

$87.20 -1.72 (-1.93%)

Closing price 03:59 PM Eastern

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$87.46 +0.26 (+0.30%)

As of 07:30 PM Eastern

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Current Institutional Ownership Percentage: 98.69%
Number of Institutional Buyers (last 12 months): 138
Total Institutional Inflows (last 12 months): $1.16B

Number of Institutional Sellers (last 12 months): 95
Total Institutional Outflows (last 12 months): $168.45M

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AAMI Institutional Buying and Selling by Quarter

Acadian Asset Management Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/9/2026	Engineers Gate Manager LP	34,006	$2.43M	0.0%	-35.5%	0.096%
9/9/2026	Integrated Wealth Concepts LLC	557	$40K	0.0%	N/A	0.002%
9/9/2026	Squarepoint Ops LLC	29,242	$2.09M	0.0%	N/A	0.082%
9/8/2026	Allworth Financial LP	682	$49K	0.0%	+57.9%	0.002%
9/8/2026	Arizona State Retirement System	7,639	$546K	0.0%	-2.6%	0.022%
9/8/2026	Nykredit A S	1,635	$117K	0.0%	N/A	0.005%
8/27/2026	Corient Private Wealth LP	4,622	$331K	0.0%	N/A	0.013%
8/26/2026	Amundi	317,315	$22.69M	0.0%	N/A	0.894%
8/25/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	17,700	$1.27M	0.0%	N/A	0.050%
8/23/2026	Kintra Wealth LLC	2,668	$191K	0.0%	N/A	0.008%
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8/23/2026	HB Wealth Management LLC	2,905	$208K	0.0%	N/A	0.008%
8/22/2026	Concurrent Investment Advisors LLC	13,528	$967K	0.0%	-12.1%	0.038%
8/21/2026	Nykredit A S	1,635	$117K	0.0%	N/A	0.005%
8/20/2026	Susquehanna International Group LLP	11,132	$796K	0.0%	-11.0%	0.031%
8/20/2026	Thornburg Investment Management Inc.	55,757	$3.99M	0.0%	+100.7%	0.157%
8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	103,504	$7.40M	0.0%	+53.5%	0.292%
8/19/2026	Navellier & Associates Inc.	7,971	$570K	0.0%	N/A	0.022%
8/19/2026	Hsbc Holdings PLC	7,206	$517K	0.0%	-41.1%	0.020%
8/18/2026	Public Employees Retirement System of Ohio	534	$38K	0.0%	N/A	0.002%
8/17/2026	Capstone Investment Advisors LLC	11,165	$799K	0.0%	N/A	0.031%
8/17/2026	Transamerica Financial Advisors LLC	2,357	$169K	0.0%	N/A	0.007%
8/17/2026	Corient Private Wealth LP	3,124	$223K	0.0%	N/A	0.009%
8/17/2026	Azora Capital LP	496,005	$35.47M	1.5%	N/A	1.398%
8/17/2026	Bank of America Corp DE	133,241	$9.53M	0.0%	N/A	0.375%
8/15/2026	Paulson & CO. Inc.	5,843,282	$417.91M	16.2%	N/A	16.465%
8/15/2026	Jupiter Topco LLC	151,546	$10.84M	0.0%	N/A	0.427%
8/14/2026	Hsbc Holdings PLC	7,206	$517K	0.0%	N/A	0.020%
8/14/2026	EFG International AG	40,664	$2.91M	0.1%	N/A	0.115%
8/14/2026	PDT Partners LLC	36,197	$2.59M	0.1%	N/A	0.102%
8/14/2026	Legal & General Group Plc	68,012	$4.86M	0.0%	N/A	0.192%
8/14/2026	The Manufacturers Life Insurance Company	14,819	$1.06M	0.0%	N/A	0.042%
8/14/2026	Algert Global LLC	74,067	$5.30M	0.1%	-23.4%	0.209%
8/13/2026	Kendall Capital Management	33,985	$2.43M	0.4%	N/A	0.096%
8/12/2026	Quantbot Technologies LP	942	$67K	0.0%	N/A	0.003%
8/12/2026	William Blair Investment Management LLC	207,796	$14.86M	0.0%	N/A	0.586%
8/11/2026	Caldwell Investment Management Ltd.	17,500	$1.25M	0.8%	N/A	0.049%
8/11/2026	Allworth Financial LP	682	$49K	0.0%	N/A	0.002%
8/7/2026	BlackRock Inc.	4,486,535	$320.88M	0.0%	N/A	12.592%
8/7/2026	Deutsche Bank AG	29,706	$2.13M	0.0%	N/A	0.083%
8/6/2026	Bank of New York Mellon Corp	204,912	$14.66M	0.0%	N/A	0.575%
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8/6/2026	State of Wyoming	6,966	$498K	0.1%	N/A	0.020%
8/6/2026	GSA Capital Partners LLP	14,520	$1.04M	0.1%	N/A	0.041%
8/3/2026	Summit Global Investments	16,908	$1.21M	0.1%	N/A	0.047%
8/3/2026	Walleye Capital LLC	82,585	$5.91M	0.0%	N/A	0.232%
7/10/2026	Redhawk Wealth Advisors Inc.	35,281	$2.52M	0.2%	-12.0%	0.099%
7/9/2026	World Equity Group Inc.	9,801	$701K	0.2%	N/A	0.028%
5/19/2026	Bank of America Corp DE	137,218	$7.47M	0.0%	+36.8%	0.385%
5/19/2026	Janus Henderson Group PLC	195,337	$10.63M	0.0%	+1,471.1%	0.548%
5/18/2026	California State Teachers Retirement System	27,070	$1.47M	0.0%	-0.7%	0.076%
5/18/2026	Royal Bank of Canada	1,412	$76K	0.0%	-31.8%	0.004%
5/18/2026	Empyrean Capital Partners LP	1,308,190	$71.19M	2.3%	-6.9%	3.672%
5/16/2026	The Manufacturers Life Insurance Company	12,937	$704K	0.0%	+6.0%	0.036%
5/16/2026	Quantinno Capital Management LP	22,582	$1.23M	0.0%	+18.2%	0.063%
5/15/2026	North Reef Capital Management LP	220,239	$11.99M	0.4%	-50.4%	0.618%
5/15/2026	Cannell & Spears LLC	84,513	$4.42M	0.1%	+42.8%	0.237%
5/14/2026	Healthcare of Ontario Pension Plan Trust Fund	21,300	$1.16M	0.0%	-63.1%	0.060%
5/14/2026	Renaissance Technologies LLC	60,544	$3.30M	0.0%	-38.4%	0.170%
5/14/2026	Morningstar Investment Management LLC	6,188	$337K	0.0%	N/A	0.017%
5/14/2026	Arrowstreet Capital Limited Partnership	241,200	$13.13M	0.0%	-53.1%	0.677%
5/14/2026	Sei Investments Co.	26,930	$1.47M	0.0%	+58.5%	0.076%
5/14/2026	Lido Advisors LLC	11,904	$648K	0.0%	+33.4%	0.033%
5/14/2026	Walleye Capital LLC	19,590	$1.07M	0.0%	N/A	0.055%
5/14/2026	State of Wyoming	10,389	$565K	0.1%	+12.0%	0.029%
5/13/2026	Cetera Investment Advisers	4,433	$241K	0.0%	N/A	0.012%
5/13/2026	First Citizens Bank & Trust Co.	10,682	$581K	0.0%	-4.1%	0.030%
5/13/2026	First Trust Advisors LP	194,170	$10.57M	0.0%	+14.7%	0.545%
5/8/2026	PNC Financial Services Group Inc.	3,009	$164K	0.0%	+12.5%	0.008%
5/8/2026	Summit Global Investments	17,657	$961K	0.1%	-17.2%	0.050%
5/7/2026	Dimensional Fund Advisors LP	904,549	$49.22M	0.0%	-0.5%	2.539%
5/7/2026	ANB Bank	8,588	$467K	0.2%	+5.0%	0.024%
5/6/2026	Jennison Associates LLC	2,022,207	$110.05M	0.1%	+5.9%	5.676%
5/6/2026	Allspring Global Investments Holdings LLC	419,239	$23.56M	0.0%	+13.9%	1.177%
5/5/2026	Kestrel Investment Management Corp	62,381	$3.40M	2.0%	-1.3%	0.175%
5/5/2026	Bank of New York Mellon Corp	196,225	$10.68M	0.0%	-3.0%	0.551%
5/5/2026	Illinois Municipal Retirement Fund	14,319	$779K	0.0%	+6.7%	0.040%
5/5/2026	Maryland State Retirement & Pension System	3,810	$207K	0.0%	N/A	0.011%
5/4/2026	Principal Financial Group Inc.	204,527	$11.13M	0.0%	+13.9%	0.573%
4/30/2026	Hsbc Holdings PLC	12,236	$659K	0.0%	-5.4%	0.034%
4/27/2026	New York State Teachers Retirement System	9,939	$541K	0.0%	-7.8%	0.028%
4/27/2026	Y Intercept Hong Kong Ltd	22,931	$1.25M	0.0%	+70.5%	0.064%
4/25/2026	Strs Ohio	14,800	$805K	0.0%	-5.7%	0.041%
4/25/2026	Boston Trust Walden Corp	281,604	$15.33M	0.1%	N/A	0.788%
4/25/2026	Keybank National Association OH	11,838	$644K	0.0%	-4.9%	0.033%
4/21/2026	Louisiana State Employees Retirement System	11,700	$637K	0.0%	N/A	0.033%
4/20/2026	Assenagon Asset Management S.A.	45,836	$2.49M	0.0%	N/A	0.128%
4/16/2026	SG Americas Securities LLC	603,683	$32.85M	0.0%	+67.9%	1.690%
3/20/2026	Hsbc Holdings PLC	12,938	$607K	0.0%	-51.1%	0.036%
2/24/2026	DGS Capital Management LLC	29,386	$1.38M	0.2%	+8.7%	0.082%
2/18/2026	Summit Global Investments	21,320	$1.00M	0.1%	N/A	0.060%
2/18/2026	Vident Advisory LLC	5,495	$258K	0.0%	-21.5%	0.015%
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2/18/2026	State of Tennessee Department of Treasury	6,069	$285K	0.0%	-73.9%	0.017%
2/18/2026	XTX Topco Ltd	20,643	$970K	0.0%	+3.6%	0.058%
2/18/2026	Zacks Investment Management	38,749	$1.82M	0.0%	-8.2%	0.109%
2/18/2026	VARCOV Co.	6,401	$301K	0.1%	N/A	0.018%
2/18/2026	Voloridge Investment Management LLC	21,522	$1.01M	0.0%	-73.0%	0.060%
2/18/2026	Tudor Investment Corp ET AL	101,163	$4.76M	0.0%	-55.2%	0.283%
2/18/2026	Susquehanna Fundamental Investments LLC	14,508	$682K	0.0%	+3.2%	0.041%
2/18/2026	Polymer Capital Management US LLC	7,871	$370K	0.0%	+6.2%	0.022%
2/18/2026	Millennium Management LLC	88,936	$4.18M	0.0%	-56.0%	0.249%
2/18/2026	Man Group plc	138,470	$6.51M	0.0%	+8.9%	0.388%

AAMI Institutional Ownership - Frequently Asked Questions

During the previous two years, 217 institutional investors and hedge funds held shares of Acadian Asset Management. The most heavily invested institutionals were Paulson & CO. Inc. ($417.91M), BlackRock Inc. ($320.88M), Jennison Associates LLC ($110.05M), Vanguard Group Inc. ($109.76M), Empyrean Capital Partners LP ($71.19M), State Street Corp ($56.69M), and Dimensional Fund Advisors LP ($49.22M).Learn more on Acadian Asset Management's institutional investors.

98.69% of Acadian Asset Management's stock is owned by institutional investors. Learn more on AAMI's institutional investor holdings.

Of the 193 institutional investors that purchased Acadian Asset Management's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Paulson & CO. Inc. ($14.79M), BlackRock Inc. ($4.49M), Jennison Associates LLC ($2.38M), Impax Asset Management Group plc ($1.08M), William Blair Investment Management LLC ($919.88K), Soros Fund Management LLC ($695.83K), and Geode Capital Management LLC ($656.63K).

Institutional investors have bought a total of 17,968,436 shares in the last 24 months. This purchase volume represents approximately $1.16B in transactions.

Of the 95 institutional investors that sold Acadian Asset Management's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: William Blair Investment Management LLC ($457.00K), North Reef Capital Management LP ($291.21K), Arrowstreet Capital Limited Partnership ($273.26K), Impax Asset Management Group plc ($234.52K), Empyrean Capital Partners LP ($232.92K), JPMorgan Chase & Co. ($198.07K), and Victory Capital Management Inc. ($177.20K).

Institutional investors have sold a total of 3,409,026 shares in the last 24 months. This volume of shares sold represents approximately $168.45M in transactions.

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Institutional ownership data for NYSE:AAMI is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.

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Acadian Asset Management (AAMI) Institutional Ownership

AAMI Institutional Buying and Selling by Quarter

Acadian Asset Management Major Shareholders & Ownership History

AAMI Institutional Ownership - Frequently Asked Questions

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Acadian Asset Management (AAMI) Institutional Ownership

Institutional Ownership Changes (13F Filings) for Acadian Asset Management (NYSE:AAMI)

AAMI Institutional Buying and Selling by Quarter

Acadian Asset Management Major Shareholders & Ownership History

AAMI Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AAMI shares?

What percentage of Acadian Asset Management's stock is owned by institutional investors?

Which institutional investors have been buying Acadian Asset Management's stock?

How much institutional buying is happening at Acadian Asset Management?

Which of Acadian Asset Management's major shareholders have been selling company stock?

How much institutional selling is happening at Acadian Asset Management?

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