Transaction Details

Footnotes

Brian Kabot, Juan Manuel Quiroga and Edward Freedman are the managers of SRC-NI Holdings LLC ("SRC-NI") and have voting and investment discretion with respect to the securities held by SRC-NI. As such, each of them may be deemed to share beneficial ownership of the securities held directly by SRC-NI. The Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly. | Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Momentus, Inc. Class A Common Stock. | The RSUs will vest in full on the earlier to occur of June 30, 2026 or the day before the 2026 Annual Meeting, subject to the Reporting Person's continued service as a member of the Board of Directors through such vesting date.