• John Brust, director, reported purchases of 4,121 Greene County Bancorp common shares via a 401(k) plan.
• Shares were bought at prices ranging from USD 24.05 to USD 24.5.
• Indirect beneficial ownership via 401(k) rose to 6,221 shares.

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. Greene County Bancorp Inc. 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: 0001437749-26-013629), on April 28, 2026, and is solely responsible for the information contained therein.