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Illumina, Inc.

ILMNHealth Care· San Diego, California, US
LAYOFFS TRACKED
12
LAST EVENT
Mar 16, 2026
MARKET CAP
$30.00B
EMPLOYEES
5,000

Illumina, Inc. is a global leader in genomics, providing innovative sequencing and array-based solutions for genetic research. The company's technology is used in a variety of applications, including cancer research, genetic disease research, and reproductive health.

Layoff history

EVENTS PER QUARTER · HOVER FOR EMPLOYEE COUNTS

Q2 '23: 1 eventsQ3 '23: 0 eventsQ4 '23: 3 eventsQ1 '24: 0 eventsQ2 '24: 0 eventsQ3 '24: 0 eventsQ4 '24: 0 eventsQ1 '25: 0 eventsQ2 '25: 0 eventsQ3 '25: 0 eventsQ4 '25: 3 eventsQ1 '26: 5 eventsQ2 '26: 0 eventsQ3 '26: 0 events
Q2 '23Q1 '24Q1 '25Q1 '26Q3 '26

Layoff timeline

12 EVENTS
Mar 16, 2026WARN notice
Feb 17, 2026WARN notice
Jan 19, 2026WARN notice
Jan 5, 2026WARN notice
Jan 5, 2026WARN notice
Dec 22, 2025WARN notice
Dec 8, 2025WARN notice
Nov 11, 2025WARN notice
Oct 10, 2023News

Illumina, Inc. has announced the layoff of 96 employees at its San Diego location. This decision reflects the company's ongoing adjustments to its workforce in response to current market conditions. The layoffs are part of a broader effort to streamline operations and improve efficiency. The affected employees were notified on October 10, 2023. Illumina continues to navigate challenges in the biotechnology sector, which have prompted these workforce reductions.

Oct 1, 2023News

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.

Oct 1, 2023News

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.

Apr 1, 2023News

Illumina, Inc. has laid off over 300 employees as part of a cost reduction program initiated in April 2023. This decision reflects the company's ongoing efforts to streamline operations and manage expenses amid challenging market conditions. The layoffs are part of a broader strategy to enhance efficiency and focus on key business areas. While specific details regarding the affected locations or departments were not disclosed, the job cuts signify a significant shift in Illumina's workforce management as it adapts to the evolving landscape of the biotechnology industry.

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