American Assets Trust, Inc.
American Assets Trust, Inc. (AAT) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · AAT · as of Mar 31, 2025
Ownership Breakdown
225
Institutional Holders
▲ 5 vs Q4
$1.13B
Total Inst. Value
▼ $325.51M vs Q4
61.39M
Shares Outstanding
freeFloat 78.56%
56.05M
13F Shares Held
▲ 620,791 vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
AAT largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. real estate investment trusts | 9.97M | 16.40% | 16.40% | $200.73B | May 2, 2025 | ▼ 1.37M |
VANGUARD GROUP INC real estate investment trusts | 7.70M | 12.67% | 12.67% | $155.06B | May 9, 2025 | ▼ 86.4K |
AMERICAN ASSETS INC real estate investment trusts | 7.37M | 12.14% | 12.14% | $148.52B | May 9, 2025 | — held |
STATE STREET CORP real estate investment trusts | 2.83M | 4.65% | 4.65% | $56.92B | May 15, 2025 | ▼ 60.4K |
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. real estate investment trusts | 2.03M | 3.34% | 3.34% | $40.89B | May 14, 2025 | ▲ 236.4K |
LSV ASSET MANAGEMENT real estate investment trusts | 1.94M | 3.19% | 3.19% | $39.08B | May 9, 2025 | ▼ 51.5K |
AMERICAN ASSETS INVESTMENT MANAGEMENT, LLC real estate investment trusts | 1.48M | 2.43% | 2.43% | $29.71B | May 9, 2025 | — held |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC real estate investment trusts | 1.47M | 2.42% | 2.42% | $29.65B | Sep 15, 2025 | ▼ 10.7K |
GEODE CAPITAL MANAGEMENT, LLC real estate investment trusts | 1.32M | 2.17% | 2.17% | $26.57B | May 13, 2025 | ▲ 71.4K |
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP real estate investment trusts | 1.20M | 1.98% | 1.98% | $24.17B | May 14, 2025 | ▲ 471.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
22
Increased
+1.92M shares7
New Positions
first time holders18
Decreased
−2.59M shares0
Sold Out
fully exitedNet shares change (top 50)
672.8K
+1.92M / −2.59M
Net new holders
+11
7 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
AAT insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
17
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
SULLIVAN ROBERT S director | Jun 1, 2026 | Award | 3,843 | — | — | 30.4K | Form 4 ↗ |
Olinger Thomas S director | Jun 1, 2026 | Award | 3,843 | — | — | 32.1K | Form 4 ↗ |
TANZ STUART A director | Jun 1, 2026 | Award | 3,843 | — | — | 3.8K | Form 4 ↗ |
Schaefer Joy L. director | Jun 1, 2026 | Award | 3,843 | — | — | 8.3K | Form 4 ↗ |
RADY ERNEST S Executive Chairman | May 29, 2026 | Purchase | 10,000 | $23.59 | $235.9K | 8.38M | Form 4 ↗ |
RADY ERNEST S Executive Chairman | May 28, 2026 | Purchase | 16,337 | $22.96 | $375.1K | 8.37M | Form 4 ↗ |
RADY ERNEST S Executive Chairman | May 27, 2026 | Purchase | 80,000 | $22.56 | $1.80M | 8.35M | Form 4 ↗ |
RADY ERNEST S Executive Chairman | May 22, 2026 | Purchase | 10,000 | $22.67 | $226.7K | 8.27M | Form 4 ↗ |
RADY ERNEST S Executive Chairman | May 21, 2026 | Purchase | 56,656 | $21.70 | $1.23M | 8.26M | Form 4 ↗ |
RADY ERNEST S Executive Chairman | May 20, 2026 | Purchase | 4,880 | $21.32 | $104.0K | 8.21M | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
American Assets Trust, Inc. (AAT) is primarily owned by institutional investors, who hold approximately 91.3% of total shares outstanding. Company insiders own approximately 21.44%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of American Assets Trust, Inc. is BLACKROCK, INC., holding approximately 9.97 million shares — equal to 16.40% of outstanding shares — as of March 31, 2025.
A total of 225 institutional investors currently hold AAT stock, with a combined institutional value of approximately $1.13 billion as of the most recent 13F filing period.
Frequently asked questions
AAT ownershipAmerican Assets Trust, Inc. (AAT) is primarily owned by institutional investors, who hold approximately 91.3% of shares. The largest shareholder is BLACKROCK, INC. with a 16.40% stake. Company insiders hold 21.44%. Data sourced from SEC Form 13F as of March 31, 2025.