
FORM 10-K ☐ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIESEXCHANGE ACT OF 1934For the fiscal year ended December 31, 2024 or☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIESEXCHANGE ACT OF 1934For the transition period fromto AMERICAN ASSETS TRUST, INC. (Exact Name of Registrant as Specified in its Charter)Commission file number: 001-35030 AMERICAN ASSETS TRUST, L.P.(Exact Name of Registrant as Specified in its Charter)Commission file number: 33-202342-01 Maryland(American Assets Trust, Inc.)27-3338708(American Assets Trust, Inc.)Maryland(American Assets Trust, L.P.)27-3338894(American Assets Trust, L.P.)(State or other jurisdiction of incorporation ororganization)(IRS Employer Identification No.) 3420 Carmel Mountain Road, Suite 100San Diego, California 92121(Address of Principal Executive Offices and Zip Code) (858) 350-2600(Registrant’s Telephone Number, Including Area Code) Securities registered pursuant to Section 12(b) of the Act: RegistrantAmerican Assets Trust,Inc. Title of Each ClassCommon Stock, $.01 parvalue per share Securities registered pursuant to Section 12(g) of the Act: American Assets Trust, Inc.NoneAmerican Assets Trust, L.P.None Indicate by check mark if the Registrant is a well-known seasoned issuer, as defined in Rule 405 ofthe Securities Act. Indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 orSection 15(d) of the Act. Indicate by check mark whether the Registrant (1) has filed all reports required to be filed bySection 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for suchshorter period that the Registrant was required to file such reports), and (2) has been subject to suchfiling requirements for the past 90 days. Indicate by check mark whether the Registrant has submitted electronically and posted on itscorporate Website, if any, every Interactive Data File required to be submitted and posted pursuant toRule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the Registrantwas required to submit and post such files). Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is notcontained herein, and will not be contained, to the best of Registrant’s knowledge, in definitive proxy orinformation statements incorporated by reference in Part III of this Form 10-K or any amendment to thisForm 10-K.☐ Indicate by check mark whether the Registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer or a smaller reporting company. See definitions of “large accelerated filer,” “acceleratedfiler,” “smaller reporting company” and "emerging growth company" in Rule 12b-2 of the Exchange Act.(Check one): American Assets Trust, Inc. Large Accelerated Filer☐ Non-Accelerated Filer☐Emerging Growth Company☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use theextended transition period for complying with any new or revised financial accounting standards providedpursuant to Section 13(a) of the Exchange Act. o American Assets Trust, L.P. Large Accelerated Filer☐Non-Accelerated Filer☐Emerging Growth Company☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use theextended transition period for complying with any new or revised financial accounting standards providedpursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant has filed a report on and attestation to itsmanagement’s assessment of the effectiveness of its internal control over financial reporting underSection 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7562(b)) by the registered public accounting firmthat prepared or issued its audit report.☐ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether thefinancial statements of the registrant included in the filing reflect the correction of an error to previouslyissued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required arecovery analysis of incentive-based compensation received by any of the registrant’s executive officersduring the relevant recovery period pursuant to §240.10D-1(b).☐ Indicate by check mark whether the Registrant is a shell company (as defined in Rule 12b-2 of theExchange Act). The aggregate market value of American Assets Trust, Inc.'s common shares held by non-affiliates ofthe Registrant, based upon the closing sales price of the Registrant's common shares on June 28, 2024was $1.180 billion. The number of American Assets Trust, Inc.’s common shares outstanding on February 11, 2025 was61,138,238. DOCUMENTS INCORPORATED BY REFERENCE Portions of American Assets Trust, Inc.'s Proxy Statement with respect to its 2025 Annual Meeting ofStockholders to be filed not later than 120 days after the end of its fisca