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REPORTED · NEWSPublished Dec 23, 2025

Illumina Announces Layoff of 96 Employees in San Diego

EMPLOYEES AFFECTED
96
SHARE OF WORKFORCE
~1.9%
EFFECTIVE DATE
Oct 1, 2023
96 OF 5,000 EMPLOYEES

What we know

Location: San Diego, California.

Based on news reporting.

Summary

Illumina, Inc. has announced the layoff of 96 employees at its San Diego location. This decision is part of a broader restructuring effort aimed at streamlining operations and reducing costs. The layoffs are expected to take effect immediately, impacting various roles within the company. Illumina has cited the need to adapt to changing market conditions and improve efficiency as key reasons for this workforce reduction. The company remains committed to its core mission while navigating these challenging economic times.

Illumina, Inc. cut 96 jobs as of October 1, 2023.

That is roughly 1.9% of the 5,000 people Illumina, Inc. employs.

LayoffTalk has tracked 12 layoff events at Illumina, Inc. since April 2023, affecting a combined 654 employees.

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SOURCE
News reporting
View original source ↗
I
Illumina, Inc.ILMN
Health Care · 5,000 employees
12
EVENTS TRACKED
654
AFFECTED SINCE 2023
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CREATED DEC 23, 2025LAST UPDATED DEC 31, 2025