Tessera Therapeutics Layoff — November 2025
SOURCEOFFICIAL FILINGWashington State Employment Security Department· filed October 31, 2025View the filing ↗
What we know
Location: Joint Base Lewis McChord, WA (Temporary County).
A WARN notice for this layoff is recorded on October 31, 2025.
Disclosed through an official WARN filing with the WA state workforce agency.
Summary
Tessera Therapeutics disclosed this layoff in an official WARN (Worker Adjustment and Retraining Notification) notice recorded by the WA state workforce agency on October 31, 2025. The notice covers 85 employees in Joint Base Lewis McChord, WA (Temporary County), with the layoff effective November 1, 2025.
That is roughly 39.5% of the 215 people Tessera Therapeutics employs.
LayoffTalk has tracked 10 layoff events at Tessera Therapeutics since November 2025, including 262 jobs documented in official WARN filings, with 3 additional events known from news reporting.
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