0001127602-25-020797.txt : 20250820 0001127602-25-020797.hdr.sgml : 20250820 20250820171527 ACCESSION NUMBER: 0001127602-25-020797 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20250818 FILED AS OF DATE: 20250820 DATE AS OF CHANGE: 20250820 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ratner Steven CENTRAL INDEX KEY: 0001995110 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41194 FILM NUMBER: 251237721 MAIL ADDRESS: STREET 1: C/O MERCURY SYSTEMS, INC. STREET 2: 50 MINUTEMAN ROAD CITY: ANDOVER STATE: MA ZIP: 01810 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MERCURY SYSTEMS INC CENTRAL INDEX KEY: 0001049521 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRONIC COMPONENTS & ACCESSORIES [3670] ORGANIZATION NAME: 04 Manufacturing EIN: 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 2025-08-18 0001049521 MERCURY SYSTEMS INC MRCY 0001995110 Ratner Steven 50 MINUTEMAN ROAD ANDOVER MA 01810 1 EVP, CHRO 0 Common Stock 2025-08-18 4 S 0 1681 66.5163 D 42536 D Common Stock 2025-08-19 4 S 0 1735 64.464 D 40801 D Common Stock 81 I 401K Plan Represents shares sold as part of a sell-to-cover program to satisfy tax withholding obligations upon the vesting of stock awards. Represents the per share price attributed to sales of shares on behalf of all participants under the sell-to-cover program on the transaction date indicated. /s/ Douglas Munro, attorney-in-fact 2025-08-20