MRCY SEC Filings, Earnings & Splits

Mercury Systems announced that Chief Accounting Officer Douglas Munro will depart effective November 13, 2026, and appointed Brian Caulfield as acting Chief Accounting Officer. Additionally, CFO David Farnsworth's role was formalized to include Chief Operating Officer responsibilities.

JANA Partners filed an amendment to its Schedule 13D reporting beneficial ownership of approximately 6.4% of Mercury Systems (3,880,671 shares) and filed for early termination of an existing Hart-Scott-Rodino antitrust clearance. JANA stated the HSR filing is unrelated to any disagreement with the company.

Mercury Systems filed its quarterly 10-Q report for Q1 fiscal 2027, covering the period ended October 2, 2026. The filing includes routine financial statements, fair value measurements, restructuring charges, and segment data.

Mercury Systems held its Annual Meeting on October 28, 2026, where shareholders elected Jean Bua, Gerard J. DeMuro, and Scott Ostfeld as Class II Directors for three-year terms. The Board subsequently elected William L. Ballhaus as Chairman and Barry R. Nearhos as Lead Independent Director, and set committee compositions.

An institutional holder filed an amended Schedule 13G for Mercury Systems Inc., indicating a change in passive ownership position. The filing does not disclose a control intent or activist campaign.

Mercury Systems Inc. reached a proposed settlement of stockholder derivative litigation related to a securities class action, with a court hearing scheduled for November 19, 2026 to approve the settlement.

Mercury Systems Inc. filed its definitive proxy statement (DEF 14A) on September 17, 2026, for the 2026 annual meeting, disclosing executive compensation details and board nominee information.

Mercury Systems extended CEO William Ballhaus's employment agreement by three years to August 15, 2030.

Mercury Systems reported record Q4 FY2026 revenue of $290M, record bookings of $660M, and record backlog of $1.9B, exceeding expectations and increasing its organic growth outlook for FY2027.

Mercury Systems, Inc. adopted an updated insider trading policy (COR-P04-06) effective August 17, 2026, outlining prohibitions on trading based on material non-public information, blackout periods, and consequences for violations.