4th Quarter and Full Fiscal Year 2020 Financial Results

8 Summary - Plan to continue generating shareholder value ▪ Drive ~10% average organic revenue growth supplemented by strategic M&A ▪ Invest in people, new technologies, facilities, manufacturing assets, business systems ▪ Insource more manufacturing; drive stronger operating performance ▪ Grow revenues faster than operating expenses to improve operating leverage Fully integrate acquired businesses to generate cost and revenue synergies © Mercury Systems, Inc.

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