COMPANY DOSSIER
Poseida Therapeutics Layoffs
Yes. Poseida Therapeutics filed a WARN notice to cut 52 jobs in San Diego, California, with the layoffs effective Oct 1, 2025. It was filed Jul 31, 2025 under the federal WARN Act.
52 roles affected across 1 filing.
Canary status: SingingEVIDENCE-BASED · NOT A PREDICTION
No WARN filing or SEC event in the recent window — quiet on the wire right now.
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 Poseida Therapeutics's solvency or creditworthiness. Not a credit rating and not financial advice. See our sources and method.
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San Diego, California
Filed Jul 31, 2025 (1y ago) · Effective Oct 1, 2025 · official filing →
52
LayoffQuestions
Is Poseida Therapeutics laying off employees?
Yes. Poseida Therapeutics filed a WARN notice to cut 52 jobs in San Diego, California, with the layoffs effective Oct 1, 2025. It was filed Jul 31, 2025 under the federal WARN Act.
How many jobs is Poseida Therapeutics cutting?
52 jobs, across 1 official WARN filing.
When do the Poseida Therapeutics layoffs take effect?
The filing lists an effective date of Oct 1, 2025. The WARN Act requires roughly 60 days' advance notice, so the filing date precedes the job losses.
Watching Poseida Therapeutics?
We'll email you if there are further filings, expansions, or new locations affected.