JANA Partners Management, LP - 13 Aug 2025 SCHEDULE 13D/A Report for Mercury Systems Inc Common Stock, par value $0.01 per share (MRCY)

Filing Manager: JANA Partners Management, LP
Reporting Manager: JANA Partners Management, LP
Security: Mercury Systems Inc Common Stock, par value $0.01 per share
Symbol: MRCY
Shares outstanding: 59,643,130 shares
Disclosed Ownership: 5,964,313 shares
Ownership: 10%
Form type: SCHEDULE 13D/A
Filing time: 15 Aug 2025, 21:30:49 UTC
Date of event: 13 Aug 2025
Next filing: 10 Nov 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
JANA Partners Management, LP	10%	5,964,313	5,964,313	0	/s/ Jennifer Fanjiang	Jennifer Fanjiang, Partner, Chief Legal Officer and Chief Compliance Officer	0001998597