0001127602-23-026375.txt : 20231030 0001127602-23-026375.hdr.sgml : 20231030 20231030174106 ACCESSION NUMBER: 0001127602-23-026375 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231027 FILED AS OF DATE: 20231030 DATE AS OF CHANGE: 20231030 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ballhaus William L CENTRAL INDEX KEY: 0001436044 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41194 FILM NUMBER: 231361700 MAIL ADDRESS: STREET 1: 3190 FAIRVIEW PARK DRIVE STREET 2: SUITE 700 CITY: FALLS CHURCH STATE: VA ZIP: 22042 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MERCURY SYSTEMS INC CENTRAL INDEX KEY: 0001049521 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRONIC COMPONENTS & ACCESSORIES [3670] IRS NUMBER: 042741391 STATE OF INCORPORATION: MA FISCAL YEAR END: 0630 BUSINESS ADDRESS: STREET 1: 50 MINUTEMAN ROAD CITY: ANDOVER STATE: MA ZIP: 01810 BUSINESS PHONE: 9782561300 MAIL ADDRESS: STREET 1: 50 MINUTEMAN ROAD CITY: ANDOVER STATE: MA ZIP: 01810 FORMER COMPANY: FORMER CONFORMED NAME: MERCURY COMPUTER SYSTEMS INC DATE OF NAME CHANGE: 19971112 4 1 form4.xml PRIMARY DOCUMENT X0508 4 2023-10-27 0001049521 MERCURY SYSTEMS INC MRCY 0001436044 Ballhaus William L 50 MINUTEMAN ROAD ANDOVER MA 01810 1 1 President & CEO 0 Common Stock 2023-10-27 4 F 0 408 36.21 D 291591.325 D Represents shares withheld by the Company to satisfy tax obligations attributable to the vesting of a previously issued equity award. /s/ Michelle McCarthy, Attorney-in-Fact for William Ballhaus 2023-10-30