Who owns American Assets Trust, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of AAT from SEC Form 13F filings across 244 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 244 institutions disclosed 57.3M shares of American Assets Trust, Inc. worth $1.41B — about 94.4% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
244
13F holders
$1.41B
value, 2026 filers
94.4%
of shares outstanding (57.3M sh)
33
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of AAT's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.2M | $226.2M | 0.0% | 15.1% | -3.1% |
| 2 | AMERICAN ASSETS INC | 7.4M | $182.1M | 54.8% | 12.1% | 0.0% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 5.5M | $135.1M | 0.0% | 9% | +1.4% |
| 4 | STATE STREET CORP | 2.8M | $69.1M | 0.0% | 4.6% | -1.6% |
| 5 | Senvest Management, LLC | 2.7M | $65.5M | 1.9% | 4.4% | -25.9% |
| 6 | LSV ASSET MANAGEMENT | 2.2M | $54.6M | 0.1% | 3.6% | +11.9% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2.1M | $50.7M | 0.0% | 3.4% | -3.1% |
| 8 | American Assets Investment Management, LLC | 1.5M | $36.5M | 2.2% | 2.4% | 0.0% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1.4M | $34.4M | 0.0% | 2.3% | +4.3% |
| 10 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.3M | $31.6M | 0.0% | 2.1% | +1.5% |
| 11 | AMERIPRISE FINANCIAL INC | 1.0M | $25.7M | 0.0% | 1.7% | +10.1% |
| 12 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.0M | $25.5M | 0.0% | 1.7% | +7.4% |
| 13 | FULLER & THALER ASSET MANAGEMENT, INC. | 1.0M | $25.2M | 0.1% | 1.7% | +71.2% |
| 14 | MORGAN STANLEY | 953,785 | $23.5M | 0.0% | 1.6% | +8.0% |
| 15 | PRIVATE MANAGEMENT GROUP INC | 800,019 | $19.8M | 0.5% | 1.3% | -0.8% |
| 16 | Invesco Ltd. | 709,148 | $17.5M | 0.0% | 1.2% | -12.0% |
| 17 | NORTHERN TRUST CORP | 665,613 | $16.4M | 0.0% | 1.1% | -14.1% |
| 18 | DIMENSIONAL FUND ADVISORS LP | 663,092 | $16.4M | 0.0% | 1.1% | +7.5% |
| 19 | TWO SIGMA INVESTMENTS, LP | 618,313 | $15.3M | 0.0% | 1% | +13.9% |
| 20 | ALGERT GLOBAL LLC | 589,233 | $14.5M | 0.2% | 1% | -27.5% |
| 21 | JPMORGAN CHASE & CO | 516,647 | $12.9M | 0.0% | 0.9% | -59.6% |
| 22 | Bank of New York Mellon Corp | 452,076 | $11.2M | 0.0% | 0.7% | -1.6% |
| 23 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 435,679 | $10.8M | 0.0% | 0.7% | -6.5% |
| 24 | UBS Group AG | 418,648 | $10.3M | 0.0% | 0.7% | -1.6% |
| 25 | BESSEMER GROUP INC | 375,358 | $9.3M | 0.0% | 0.6% | +46.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.