Mastandrea Christine J sold WSR

Footnotes

Pursuant to the Agreement and Plan of Merger, dated as of April 8, 2026 (the "Merger Agreement"), by and among Whitestone REIT (the "Company"), Whitestone REIT Operating Partnership, L.P., AREG Wizard Parent LP, AREG Wizard Intermediate LP, and AREG Wizard Operating Partnership LP, each common share of beneficial interest, par value $0.001 per share, of the Company (each, a "Company Common Share"), was converted into the right to receive $19.00 in cash payment (without interest and subject to any applicable withholding taxes). As a result of the Company Merger (as defined in the Merger Agreement), Reporting Person no longer beneficially owns, directly or indirectly, any Company Common Shares, and after giving effect to the Company's delisting and deregistration, will cease to have reporting obligations.; Includes 246,410 shares in respect of restricted performance share unit awards (each, a "TSR Unit Award"). In accordance with the terms of the Merger Agreement, each TSR Unit Award that was outstanding as of immediately prior to the effective time of the Company Merger, automatically became fully vested, was cancelled, and was converted into the right to receive an amount in cash (without interest and subject to any applicable withholding taxes) equal to the product of (i) the per share merger consideration of $19.00 and (ii) the number of Company Common Shares that would have vested pursuant to the terms of the TSR Unit Award, assuming that any performance based vesting conditions applicable to such TSR Unit Award for any performance period that has not been completed as of the effective time of the Company Merger were achieved at the levels based on the greater of target or actual performance through the effective time of the Company Merger.