DIGITAL MANUFACTURING. REIMAGINED.

然 92.1% 69.0% 47.8% Operational Benchmarking Industry 4.0 comparable universe Scaled advanced manufacturing / Industry disruptors Early stage / Recent de-SPACS 19.1% FATHOM 2022E Gross margin 2022E Adj. EBITDA² margin *20-'23E Revenue CAGR1 26.5% FATHOM 17.5% 15.2% 11.7% 10.6% 7.0% 6.1% Median: 11.1% 176.1% 104.3% ☑ COGNEX stratasys PROTOLABS materialise ROPER D Desktop Metal VELO 3D BG 3D SYSTEMS 12.9% 36.4% 4.4% 36.6% 21.3% 13.7% COGNEX stratasys PROTOLABS Roper materialise 3D SYSTEMS Median: 17.5% 78.0% 63.1% 56.8% 52.0% 49.6% 49.0% 44.7% Median: 53.2% Median: 92.1% Bright Machines. Markforged Median: N/M N/M N/M N/M N/M N/M Desktop Metal VELO SD BG Bright Machines Markforged 58.6% 33.8% 37.8% 23.5% 11.8% FATHOM COGNEX materialise stratasys ☑PROTOLABS ROPER D Desktop Metal VELO 3D BG 3D SYSTEMS Median: 33.8% Bright Machines Markforged Source: Company filings, management projections, Factset as of 7/14/2021; Berkshire Grey data from SPAC announcement presentation as of 2/24/21, MarkForged data from SPAC announcement presentation as of 2/24/21, Velo3D data from SPAC announcement presentation as of 3/23/21, Bright Machines data from SPAC announcement presentation as of 5/17/21 Note: Medians exclude Fathom 1 Fathom's 19.1% CAGR is adjusted to give pro forma effect to all acquisitions prior to 05/01/21; 2 Adjusted EBITDA is a non-GAAP measure. Adjustments to EBITDA include transaction and integration costs, non-recurring and non-cash items, compensation normalization and other accounting adjustments. See Appendix for a calculation of Adjusted EBITDA FATHOM Fathom Proprietary and Confidential 34

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