First Light Asset Management Acquires 8.75% Stake in TriSalus Life Sciences, Inc. (TLSI)

First Light Asset Management, LLC, and its controlling person, Mathew P. Arens, have filed a Schedule 13G reporting a new significant ownership stake in TriSalus Life Sciences, Inc. (TLSI). As of March 31, 2026, the reporting persons beneficially own 5,374,117 shares of common stock, representing 8.75% of the company's outstanding shares. This filing marks an increase from a previously reported 0% ownership position. The shares are held across various separately managed accounts and private funds where First Light Asset Management serves as the investment adviser. Mathew P. Arens is deemed a beneficial owner due to his role as the managing member and majority owner of the firm. The reporting persons have shared voting and dispositive power over the entire position. The filing indicates that the securities were acquired in the ordinary course of business and are not held for the purpose of influencing or changing the control of the issuer.