Yes. Mercury Systems filed a WARN notice in the last 12 months covering 18 jobs. The most recent was filed Jan 30, 2026 for Fremont, California, effective Mar 31, 2026.
18 roles affected across 1 filing.
🟢
Canary status: SingingEVIDENCE-BASED · NOT A PREDICTION
1 executive change disclosed to the SEC
CanaryWhistle's own assessment, computed from the public filings listed on this page. It is a read of hiring and workforce activity, not a statement about Mercury Systems's solvency or creditworthiness. Not a credit rating and not financial advice. See our sources and method.
Corporate signalsSEC · PBGC · PRIMARY SOURCES
Material corporate events on record for Mercury Systems, beyond the WARN notice, that fill in the wider story of a company under pressure. Each links to its official source. No other layoff tracker connects these.
Oct 28, 2025Executive ChangeSEC Form 8-K, Item 5.02, filed 2025-10-28 by MERCURY SYSTEMS INC (MRCY).SEC filing →
Apr 1, 2025Executive ChangeSEC Form 8-K, Item 5.02, filed 2025-04-01 by MERCURY SYSTEMS INC (MRCY).SEC filing →
Feb 4, 2025RestructuringSEC Form 8-K, Item 2.05, filed 2025-02-04 by MERCURY SYSTEMS INC (MRCY).SEC filing →
Jan 6, 2025Executive ChangeSEC Form 8-K, Item 5.02, filed 2025-01-06 by MERCURY SYSTEMS INC (MRCY).SEC filing →
Oct 28, 2024Executive ChangeSEC Form 8-K, Item 5.02, filed 2024-10-28 by MERCURY SYSTEMS INC (MRCY).SEC filing →
Filed Jan 30, 2026 (7mo ago) · Effective Mar 31, 2026 · official filing →
18
Closure
Questions
Is Mercury Systems laying off employees?
Yes. Mercury Systems filed a WARN notice in the last 12 months covering 18 jobs. The most recent was filed Jan 30, 2026 for Fremont, California, effective Mar 31, 2026.
How many jobs is Mercury Systems cutting?
18 jobs in WARN notices filed in the last 12 months. 18 jobs across all 1 official WARN filing on record since 2026.
When do the Mercury Systems layoffs take effect?
The filing lists an effective date of Mar 31, 2026. The WARN Act requires roughly 60 days' advance notice, so the filing date precedes the job losses.
Watching Mercury Systems?
We'll email you if there are further filings, expansions, or new locations affected.