Gary Owens Acquires Common Stock in Mesa Laboratories Inc.

Gary Owens, President and CEO of Mesa Laboratories Inc., acquired 11,558 shares of common stock on October 27, 2025, at a price of $0 per share. This acquisition was part of the release of performance share units (PSUs) granted on October 28, 2021, to encourage continued performance and long-term retention. The PSUs vest in three equal installments on October 27, 2024, and the next two anniversary dates. Following this transaction, Owens owns a total of 64,135 shares of common stock. The transaction was reported in a Form 4 filing with the SEC.