Security key
024013104
American Assets Trust, Inc. - Common Stock, par value $0.01 (AAT)
CUSIP: 024013104
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.01
- Total 13F shares
- 58,313,842
- Total 13F value
- $1,073,564,689
- Share change
- +526,569
- SEC-reported price per share
- $18.41
- Number of holders
- 234
- Value change
- +$8,838,242
- Number of buys
- 107
- Number of sells
- 109
- Shares outstanding
- 76,288,668
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
234
Top holders
10
AAT full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
American Assets Trust, Inc. SEC filings
American Assets Trust, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 024013104
Recent filing periods:
Ownership snapshot
Top reported holders of AAT - American Assets Trust, Inc. - Common Stock, par value $0.01 (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
31 Mar 2026
13F
13D/G
3/4/5
Lead comparable stake: 14%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 14%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
14%
VANGUARD PORTFOLIO MANAGEMENT LLC
8.8%
Senvest Management, LLC
5.1%
Adam Wyll
0.56%
Robert F. Barton
0.52%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
14%
from 13D/G
|
$176,344,219
9,315,595 shares
|
— | 31 Dec 2025 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
Vanguard Portfolio Management
|
8.8%
|
$99,726,362
5,416,967 shares
|
$0 | 31 Mar 2026 |
| Senvest Management, LLC |
13D/G
13F
Company
|
5.1%
|
$58,466,952
3,088,587 shares
|
$0 | 22 Jan 2026 |
| Adam Wyll |
3/4/5
President & CEO
|
0.56%
|
$8,297,594
427,289 shares
|
— | 02 Dec 2025 |
| Robert F. Barton |
3/4/5
Executive Vice President & CFO
|
0.52%
|
$7,635,584
398,517 shares
|
— | 02 Dec 2025 |
| Jerry Gammieri |
3/4/5
SVP Construction and Devlp
|
0.16%
|
$2,342,980
122,285 shares
|
— | 02 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
234
Shares
58,313,842
Rows available
234
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
229
Q1 2026 holders
234
Holder diff
5
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend