American Assets Trust AAT Institutional Ownership

NYSE AAT

$21.58 -0.25 (-1.15%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

245 Institutions

Increased 128 52.2%

Unchanged 42 17.1%

Reduced 75 30.6%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

96.30%

▼-0.05 pp QoQ

Shares Held by Institutions

58.46Mn

of 60.70Mn outstanding

▲+1.48% QoQ

Shares Outstanding

60.70Mn

2.25Mn held outside 13F filers

Institutional Investors

245

filed 13F for Jun 2026

▲+10 vs prior quarter

Net Shares Added (QoQ)

+852.21K

accumulated since last quarter

Value of Holdings

$1.29Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

American Assets Trust, Inc. (NYSE:AAT) showed up in the 13F filings of 245 institutional investors as of June 2026.

They owned 96.3% of outstanding stock in June 2026, down from 96.3% the prior quarter.
Their total shares held in AAT increased 1.48% quarter over quarter, and separately, investors owning American Assets Trust increased 8.89% from a year ago.
Of these 245 holders, 128 added to their stakes in American Assets Trust, 75 trimmed positions, and 42 made no changes.
In total, institutional investors held 58.46Mn shares in American Assets Trust as of June 2026, up by 852.21K shares quarter on quarter, and up 2.68Mn shares year over year.
As of June 30, 2026, BlackRock, Inc. held the largest stake in American Assets Trust with 9.16Mn shares, accounting for 15.09% of total shares outstanding.
The largest buyers of American Assets Trust for the quarter ending June 2026 were Sixth Street Partners Management Company, L.P. (1.28Mn), FULLER & THALER ASSET MANAGEMENT, INC. (424.03K), UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC (310.08K), LSV ASSET MANAGEMENT (235.57K), Qube Research & Technologies Ltd (149.32K).
The largest sales of AAT for the quarter ending June 2026 came from Senvest Management, LLC (925.7K), Jpmorgan Chase & Co (762.88K), MILLENNIUM MANAGEMENT LLC (379.12K), BlackRock, Inc. (290.04K), ALGERT GLOBAL LLC (223.67K).
Per Business Quant data, the top 10 holders of American Assets Trust for the quarter ending June 2026 are BlackRock, Inc. (9.16Mn), AMERICAN ASSETS INC (7.37Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (5.47Mn), State Street Corp (2.8Mn), Senvest Management, LLC (2.65Mn), LSV ASSET MANAGEMENT (2.21Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.05Mn), American Assets Investment Management, LLC (1.48Mn), GEODE CAPITAL MANAGEMENT, LLC (1.39Mn), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (1.28Mn).

Form 13F Holdings

245 Institutional Holders

Report period 30 Jun, 2026

Total shares held 58.46Mn

Of outstanding 96.30%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	9,162,398	15.09%	▼290,044	-3.07%	$226.22Mn
2	AMERICAN ASSETS INC	0000885118	7,374,599	12.15%	0	0.00%	$182.08Mn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	5,472,335	9.01%	▲75,375	+1.40%	$135.11Mn
4	State Street Corp	0000093751	2,797,915	4.61%	▼46,415	-1.63%	$69.08Mn
5	Senvest Management, LLC	0001328785	2,651,358	4.37%	▼925,696	-25.88%	$65.46Mn
6	LSV ASSET MANAGEMENT	0001050470	2,212,047	3.64%	▲235,573	+11.92%	$54.62K
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,052,700	3.38%	▼65,974	-3.11%	$50.68Mn
8	American Assets Investment Management, LLC	0001389256	1,477,340	2.43%	0	0.00%	$36.48Mn
9	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,394,216	2.30%	▲57,645	+4.31%	$34.43Mn
10	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	1,279,982	2.11%	▲18,598	+1.47%	$31.60Mn
10	Sixth Street Partners Management Company, L.P.	0001812095	1,279,982	2.11%	▲1,279,982	0.00%	$31.60Mn
11	Ameriprise Financial Inc	0000820027	1,049,224	1.73%	▲96,642	+10.15%	$25.72Mn
12	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	1,032,169	1.70%	▲71,332	+7.42%	$25.48Mn
13	FULLER & THALER ASSET MANAGEMENT, INC.	0001082327	1,019,791	1.68%	▲424,031	+71.17%	$25.18Mn
14	Morgan Stanley	0000895421	953,785	1.57%	▲70,303	+7.96%	$23.55Mn
15	PRIVATE MANAGEMENT GROUP INC	0001142031	800,019	1.32%	▼6,565	-0.81%	$19.75Mn
16	Invesco Ltd.	0000914208	709,148	1.17%	▼96,478	-11.98%	$17.51Mn
17	Northern Trust Corp	0000073124	665,613	1.10%	▼108,924	-14.06%	$16.43Mn
18	DIMENSIONAL FUND ADVISORS LP	0000354204	663,092	1.09%	▲46,209	+7.49%	$16.37Mn
19	TWO SIGMA INVESTMENTS, LP	0001179392	618,313	1.02%	▲75,581	+13.93%	$15.27Mn

Showing 1 to 20 of 245 holders