STOCK TITAN

Entities tied to American Assets Trust (NYSE: AAT) chair add 100,528 shares

Filing Impact
(Very High)
Filing Sentiment
(Positive)
Form Type
4

Rhea-AI Filing Summary

American Assets Trust Executive Chairman Ernest S. Rady reported indirect open-market purchases of common stock through several related entities. On May 18, entities ESRT and ERT bought 2,400 and 68,768 shares, respectively, at $21.00 per share. On May 15, Rady Foundation purchased 29,360 shares at $20.79 per share.

After these trades, reported indirect holdings include 102,859 shares by ESRT, 8,183,333 shares by ERT and 1,209,021 shares by Rady Foundation. Additional positions shown are 66,680 shares held directly, 200,000 shares by EIC, 1,275,336 shares by ICW and 2,267,022 shares by AAI. The filing notes that Rady disclaims beneficial ownership of entity-held shares except to the extent of his pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider RADY ERNEST S
Role Executive Chairman
Bought 100,528 shs ($2.10M)
Type Security Shares Price Value
Purchase Common Stock, par value $0.01 68,768 $21.00 $1.44M
Purchase Common Stock, par value $0.01 2,400 $21.00 $50K
Purchase Common Stock, par value $0.01 29,360 $20.79 $610K
holding Common Stock, par value $0.01 -- -- --
holding Common Stock, par value $0.01 -- -- --
holding Common Stock, par value $0.01 -- -- --
holding Common Stock, par value $0.01 -- -- --
Holdings After Transaction: Common Stock, par value $0.01 — 8,183,333 shares (Indirect, By ERT); Common Stock, par value $0.01 — 66,680 shares (Direct, null)
Footnotes (1)
  1. Represents shares held by Rady Foundation ("RF"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein. Represents shares held by Ernest Rady Trust U/D/T March 10, 1983 ("ERT"), for which the Reporting Person is the trustee. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein. Represents shares held by Evelyn Shirley Rady Trust U/D/T March 10, 1983 ("ESRT"), for which the Reporting Person is the trustee. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein. Represents shares held by American Assets, Inc. ("AAI"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein. Represents shares held by Insurance Company of the West ("ICW"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein. Represents shares held by Explorer Insurance Company ("EIC"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein. Represents shares held by Ernest Rady IRA.
Net shares bought 100,528 shares Total open-market purchases reported by affiliated entities
ESRT purchase 2,400 shares at $21.00 Indirect open-market purchase on May 18, 2026 by ESRT
ERT purchase 68,768 shares at $21.00 Indirect open-market purchase on May 18, 2026 by ERT
Rady Foundation purchase 29,360 shares at $20.79 Indirect open-market purchase on May 15, 2026 by RF
ERT holdings 8,183,333 shares Total ERT shares following May 18, 2026 transaction
Rady Foundation holdings 1,209,021 shares Total RF shares following May 15, 2026 transaction
Direct holdings 66,680 shares Directly held common stock position as of May 15, 2026
open-market purchase financial
"transaction_action": "open-market purchase""
An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.
beneficial ownership financial
"The Reporting Person disclaims beneficial ownership of such shares"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
pecuniary interest financial
"except to the extent of his pecuniary interest therein"
indirect ownership financial
""ownership_type": "indirect""
Executive Chairman financial
""officer_title": "Executive Chairman""
An executive chairman is the board leader who also takes an active role in running the company, combining oversight of the board with hands-on involvement in strategy and major decisions. For investors, this matters because it concentrates influence in one person—like a team captain who both sets the game plan and plays on the field—so their judgment can speed decisions but also increases governance and succession risk that can affect stock value.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
RADY ERNEST S

(Last)(First)(Middle)
C/O AMERICAN ASSETS TRUST, INC.
3420 CARMEL MOUNTAIN ROAD, SUITE 100

(Street)
SAN DIEGO CALIFORNIA 92121

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
American Assets Trust, Inc. [ AAT ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
Executive Chairman
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock, par value $0.0105/15/2026P29,360A$20.791,209,021IBy RF(1)
Common Stock, par value $0.0105/18/2026P68,768A$218,183,333IBy ERT(2)
Common Stock, par value $0.0105/18/2026P2,400A$21102,859IBy ESRT(3)
Common Stock, par value $0.012,267,022IBy AAI(4)
Common Stock, par value $0.011,275,336IBy ICW(5)
Common Stock, par value $0.01200,000IBy EIC(6)
Common Stock, par value $0.0166,680D(7)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Represents shares held by Rady Foundation ("RF"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
2. Represents shares held by Ernest Rady Trust U/D/T March 10, 1983 ("ERT"), for which the Reporting Person is the trustee. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
3. Represents shares held by Evelyn Shirley Rady Trust U/D/T March 10, 1983 ("ESRT"), for which the Reporting Person is the trustee. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
4. Represents shares held by American Assets, Inc. ("AAI"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
5. Represents shares held by Insurance Company of the West ("ICW"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
6. Represents shares held by Explorer Insurance Company ("EIC"), which is directly controlled by the Reporting Person. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
7. Represents shares held by Ernest Rady IRA.
Remarks:
/s/ Meleana Leaverton, Attorney-in-fact05/15/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transactions did American Assets Trust (AAT) report in this Form 4?

The Form 4 reports indirect open-market purchases of American Assets Trust common stock by entities associated with Ernest S. Rady. ESRT, ERT and Rady Foundation together bought 100,528 shares at prices of $21.00 and $20.79 per share on May 15 and May 18, 2026.

Which entities associated with Ernest S. Rady bought AAT shares?

Shares were purchased by Evelyn Shirley Rady Trust (ESRT), Ernest Rady Trust (ERT) and Rady Foundation (RF). The filing explains these entities are controlled by, or have Rady as trustee, and that he disclaims beneficial ownership except for his pecuniary interest.

How many American Assets Trust (AAT) shares did each entity hold after the transactions?

After the reported trades, ESRT held 102,859 shares, ERT held 8,183,333 shares and Rady Foundation held 1,209,021 shares. Other reported positions include direct ownership of 66,680 shares and indirect holdings via EIC, ICW and AAI with specified share counts.

At what prices were the AAT insider purchases executed?

On May 18, 2026, ESRT and ERT bought American Assets Trust common stock at $21.00 per share. On May 15, 2026, Rady Foundation purchased additional shares at $20.79 per share. All reported transactions are categorized as open-market purchases of common stock.

Does Ernest S. Rady personally own all the AAT shares reported in this filing?

The filing shows both direct and indirect holdings. Shares are held by trusts, a foundation and corporations associated with Rady. Footnotes state he disclaims beneficial ownership of shares held by these entities, except to the extent of his pecuniary interest in them.