Third Quarter Fiscal Year 2020 Financial Results

Business conditions remain robust COVID-19 not expected to have near-term impact on defense spending Brief delays in order approval and flow; no fundamental demand change Benefiting from significant wave of sensor and C41 modernization Healthy demand in weapons, space, avionics, mission computing • Favorable trends - delayering, flight to quality, outsourcing • Investments in people, processes, technologies, manufacturing paying off Closely monitoring supply chain to mitigate risk, minimize impact Significant efforts to increase physical distancing inside facilities Confident in ability to deliver against FY20 goals and objectives ● ● ● ● ● © 2020 Mercury Systems, Inc. 6

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