• Stak appointed Xiaofei Han chief financial officer, effective Nov. 1, 2026, replacing Diana Li, who resigned effective Oct. 31, 2026.
• Han has approximately 20 years of financial experience and previously served as a senior manager at Marcum Bernstein & Pinchuk.
• Chief Technology Officer Ke Dennis Xu also resigned effective Oct. 31, 2026. Neither resignation resulted from a disagreement.

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. Stak Inc. published the original content used to generate this news brief via PR Newswire (Ref. ID: 202611030700PR_NEWS_USPR_____CN87470) on November 03, 2026, and is solely responsible for the information contained therein.