Momentus SPAC Presentation Deck

EV/ REVENUE EV/EBITDA' SELECT PEERS VALUATION BENCHMARKING MOMENTUS (@$1.2B PF Ent. Value) 1.0x '24E 2.9x 0.6x MOMENTUS '24E '25E 1.0x '25E VIRGIN GALACTIC 11.4x '24E 43.9x '24E 9.1x Ep '25E GALACTIC 30.6x '25E '21E TRADITIONAL LAUNCH GALACTIC Median: 1.2x 1.6x AEROJET ROCKETDYNE 11.3x 0.9x Median: 11.2x AVIO AVIO 11.2x MOMENTUS Copyright 2020. Momentus Inc. Proprietary & Confidential. Not Export Controlled. Any use, reproduction, or distribution without the express consent of Momentus is strictly prohibited. If you are not the intended recipient, please immediately delete this document and any associated communications. AEROJET ROCKETDYNE 2.3x '21E LARGE DEFENSE / SPACE 16.7x 2.3x L3HARRIS MAXAR TECHNOLOGIES 13.0x BOEING NORTHROP GRUMMAN 1.9x LOCKHEED MARTIN 12.2x LOCKHEED MARTIN Median: 1.9x 1.9x NORTHROP GRUMMAN Median: 11.0x 11.0x 1.7x 1.1x 10.1x BOEING AIRBUS THALES 9.4x 1.1x 1. Source: Company management, FactSet and Wall Street projections as of October 9, 2020 Momentus management forecasted non-GAAP financials based on non-GAAP revenue. See page 38 for financials calculated under ASC 606 and for a reconciliation of non- GAAP to GAAP measures 8.3x L3HARRIS AIRBUS MAXAR THALES TECHNOLOGIES 34

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