MERCURY SYSTEMS INC — Director's Dealing 2017

May 17, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MERCURY SYSTEMS INC (MRCY)
CIK: 0001049521
Period of Report: 2017-05-15

Reporting Person: ASLETT MARK (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-05-15	Common Stock	S	4800	$40.425	Disposed	557449	Direct
2017-05-16	Common Stock	S	4800	$40.0954	Disposed	552649	Direct

Footnotes

F1: Pursuant to a 10b5-1 stock trading plan established on August 17, 2016, the sale of the shares reported herein are part of a recurring bi-weekly sales plan.

F2: The price reported in Colum 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.07 to $40.75, inclusive.

F3: The price reported in Colum 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.95 to $40.32, inclusive.