LIVE · UPDATED DAILY
REPORTED · NEWSPublished Mar 3, 2025

Illumina Announces Workforce Reductions at San Diego Headquarters

SOURCENews reportView the filing ↗

EFFECTIVE DATE
Mar 3, 2025

What we know

Location: San Diego, California.

Based on news reporting.

Summary

Illumina, Inc. has laid off approximately 100 employees at its San Diego headquarters as part of a restructuring effort aimed at streamlining operations. This decision comes amid ongoing challenges in the biotechnology sector, where the company has faced increased competition and market pressures. The layoffs are part of a broader strategy to enhance efficiency and focus on core business areas. The affected employees were notified on October 1, 2023, as the company seeks to adapt to changing market conditions and improve its financial performance.

LayoffTalk has tracked 20 layoff events at Illumina, Inc. since January 2023, including 1,041 jobs documented in official WARN filings, with 3 additional events known from news reporting.

Comments (0)

Anonymous by default. Be kind — people reading this may be going through it right now.

No comments yet. Be the first to share your thoughts.

SOURCE
News reporting
View original source ↗
I
Illumina, Inc.ILMN
Health Care · 5,000 employees
20
EVENTS TRACKED
1,041
JOBS IN WARN FILINGS
View company profile

Affected by this?

Share your story anonymously — it helps others reading this feel less alone.

Share your story →
CREATED DEC 28, 2025LAST UPDATED AUG 27, 2026