James C. Mastandrea, together with Pillarstone Capital REIT and a group of other participants including Dennis H. Chookaszian, Jerry L. Falwell, Jr., Kathy M. Jassem, John A. Good, Stewart Morris, Jr., and Chad D. Champion, has announced plans to nominate a slate of director candidates for election at the 2026 annual meeting of shareholders of Whitestone REIT. As of the date of the announcement, James C. Mastandrea and Chad D. Champion were the only participants in the group reported to beneficially own shares of Whitestone REIT. The group intends to file a proxy statement and solicit votes in support of their nominees. Shareholders are encouraged to review all related proxy materials, which will be made available on the SEC’s website.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Pillarstone Capital REIT published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001437749-26-000132), on January 02, 2026, and is solely responsible for the information contained therein.