• Catalyst Bancorp director Kirk E. Kleiser purchased 1,704 common shares at $17.755 each.
• The purchases comprised 714 shares held directly and 990 shares through an IRA.
• Following the purchases, Kleiser held 46,601 shares directly and 26,089 indirectly, including spousal holdings.

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. Catalyst 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: 0001885818-26-000007), on November 06, 2026, and is solely responsible for the information contained therein.