SHO · Sunstone Hotel Investors, Inc.

The price reported represents the weighted average sale price. These shares were sold in multiple transactions at sale prices ranging from $11.5309 to $11.77. The reporting person hereby undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of restricted shares of common stock pursuant to the 2022 Incentive Award Plan, which vest on the earlier of (i) first anniversary of grant, or (ii) the date of the next annual meeting of stockholders, subject to continued service through such dates.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

Represents grant of vested shares of common stock pursuant to the 2022 Incentive Award Plan.

The closing price on March 6, 2026 (as March 7, 2026 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $9.38 per share.

Number of securities rounded to the nearest whole share.

The closing price on March 6, 2026 (as March 7, 2026 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $9.38 per share.

On February 15, 2026, Sunstone Hotel Investors, Inc. (the "Company") withheld 12,114 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 13, 2026 (as February 15, 2026 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $9.22 per share.

On February 15, 2026, Sunstone Hotel Investors, Inc. (the "Company") withheld 9,149 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 13, 2026 (as February 15, 2026 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $9.22 per share.

On February 15, 2026, Sunstone Hotel Investors, Inc. (the "Company") withheld 22,944 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 13, 2026 (as February 15, 2026 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $9.22 per share.

On February 15, 2026, Sunstone Hotel Investors, Inc. (the "Company") withheld 30,593 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 13, 2026 (as February 15, 2026 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $9.22 per share.

Number of securities rounded to the nearest whole share.

On February 11, 2026, Sunstone Hotel Investors, Inc. granted 35,912 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan. Such shares are subject to the satisfaction of vesting requirements over a three-year period.

On February 11, 2026, Sunstone Hotel Investors, Inc. granted 82,873 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan. Such shares are subject to the satisfaction of vesting requirements over a three-year period.

Number of securities rounded to the nearest whole share.

On February 11, 2026, Sunstone Hotel Investors, Inc. granted 20,718 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan. Such shares are subject to the satisfaction of vesting requirements over a three-year period.

On February 11, 2026, Sunstone Hotel Investors, Inc. granted 52,486 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan. Such shares are subject to the satisfaction of vesting requirements over a three-year period.

Represents the shares of common stock issued upon the vesting of performance restricted stock units ("Performance RSUs") in connection with the achievement of certain performance criteria as certified by the Compensation Committee. Such Performance RSUs were granted to the Reporting Person on February 9, 2023 pursuant to the Sunstone Hotel Investors, Inc. and Sunstone Hotel Partnership, LLC 2022 Incentive Award Plan.

Represents the shares of common stock issued upon the vesting of performance restricted stock units ("Performance RSUs") in connection with the achievement of certain performance criteria as certified by the Compensation Committee. Such Performance RSUs were granted to the Reporting Person on February 9, 2023 pursuant to the Sunstone Hotel Investors, Inc. and Sunstone Hotel Partnership, LLC 2022 Incentive Award Plan.

Number of securities rounded to the nearest whole share.

Represents the shares of common stock issued upon the vesting of performance restricted stock units ("Performance RSUs") in connection with the achievement of certain performance criteria as certified by the Compensation Committee. Such Performance RSUs were granted to the Reporting Person on February 9, 2023 pursuant to the Sunstone Hotel Investors, Inc. and Sunstone Hotel Partnership, LLC 2022 Incentive Award Plan.

Number of securities rounded to the nearest whole share.

Represents the shares of common stock issued upon the vesting of performance restricted stock units ("Performance RSUs") in connection with the achievement of certain performance criteria as certified by the Compensation Committee. Such Performance RSUs were granted to the Reporting Person on February 9, 2023 pursuant to the Sunstone Hotel Investors, Inc. and Sunstone Hotel Partnership, LLC 2022 Incentive Award Plan.

On November 21, 2025, Sunstone Hotel Investors, Inc. granted and vested 5,713 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 13,593 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 13,593 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 13,593 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 13,593 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 13,593 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 13,593 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

On May 1, 2025, Sunstone Hotel Investors, Inc. granted and vested 20,686 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan.

Number of securities rounded to the nearest whole share.

On February 15, 2025, Sunstone Hotel Investors, Inc. (the "Company") withheld 9,009 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 14, 2025 (as February 15, 2025 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $11.20 per share.

On February 15, 2025, Sunstone Hotel Investors, Inc. (the "Company") withheld 24,749 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 14, 2025 (as February 15, 2025 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $11.20 per share.

Number of securities rounded to the nearest whole share.

On February 15, 2025, Sunstone Hotel Investors, Inc. (the "Company") withheld 19,820 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 14, 2025 (as February 15, 2025 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $11.20 per share.

On February 15, 2025, Sunstone Hotel Investors, Inc. (the "Company") withheld 13,105 shares of the Company's common stock to satisfy tax withholding obligations underlying three awards of restricted stock previously granted to the Reporting Person. The closing price on February 14, 2025 (as February 15, 2025 fell on a weekend) of the Company's common stock on the New York Stock Exchange was $11.20 per share.

On February 10, 2025, Sunstone Hotel Investors, Inc. granted 60,293 restricted shares of common stock to the Reporting Person pursuant to its 2022 Incentive Award Plan. Such shares are subject to the satisfaction of vesting requirements over a three-year period.

Number of securities rounded to the nearest whole share.