KRC · Kilroy Realty Corp

Kilroy Realty Corporation (NYSE: KRC) ("Kilroy” or the “Company”) announced today the 2025 tax treatment of its dividend distributions. The Company's total dividend distributions per share of common stock (CUSIP #49427F108) are to be classified for income tax purposes as follows: Record Date Payable Date Total Distribution per Share Total Distribution Attributable to 2025 2025 Taxable Ordinary Dividend 2025 Total Qualified Dividend (1) 2025 Total Capital Gain Distribution (2) 2025 Unrecaptured Section 1250 Gain (3) 2025 Return of Capital 2025 Section 199A Dividends (4) 12/31/2024 1/8/2025 $0.5400000 $0.5400000 $0.3582272 $0.0003708 $0.1190393 $0.1095678 $0.0627335 $0.3578564 3/31/2025 4/9/2025 $0.5400000 $0.5400000 $0.3582272 $0.0003708 $0.1190393 $0.1095678 $0.0627335 $0.3578564 6/30/2025 7/9/2025 $0.5400000 $0.5400000 $0.3582272 $0.0003708 $0.1190393 $0.1095678 $0.0627335 $0.3578564 9/30/2025 10/8/2025 $0.5400000 $0.5400000 $0.3582272 $0.0003708 $0.1190393 $0.1095678 $0.0627335

Kilroy Realty Corporation (NYSE: KRC) ("Kilroy" or the “Company”) announced today it will release fourth quarter 2025 financial results after the market closes on Monday, February 9, 2026. Kilroy will hold a conference call to discuss the results at 10:00 a.m. PT / 1:00 p.m. ET on Tuesday, February 10, 2026. To participate and obtain conference call dial-in details, register by using the following link: https://www.netroadshow.com/events/login/LE9zwo4AF0rVUaxBU0IDSIu6q6M8vLBYYMS This call will be broadcast live over the Internet and can be accessed on the Investor Relations section of Kilroy’s website at https://investors.kilroyrealty.com/shareholders/investor-events/default.aspx . A replay will also be available beginning February 10, 2026 through February 17, 2026, by dialing (866) 813–9403 and entering access code 859326. International callers should dial (929) 458-6194 and enter the same access code. About Kilroy Realty Corporation Kilroy is a leading U.S. landlord and

Kilroy Realty Corporation (NYSE: KRC) (“Kilroy” or the “Company”) today announced 300,000 square feet of additional lease executions during 2025 at Kilroy Oyster Point Phase 2 (“KOP 2”), the Company’s purpose-built life science campus in South San Francisco. Combined with 84,000 square feet of previously announced lease executions, leasing at the project now totals 384,000 square feet, representing a leased rate of approximately 44%. The University of California, San Francisco (“UCSF”), one of the nation’s leading health sciences institutions, signed a 16.5-year lease during the fourth quarter for approximately 280,000 square feet, representing an entire building at KOP 2. UCSF plans to relocate its pharmacy and clinical laboratory groups, while also establishing pathology and genetics operations at the project. This long-term commitment from a premier institutional anchor tenant with exceptional credit quality further elevates KOP 2 as a leading life science hub with broad-based