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ILLUMINA, INC.

Public company
Headquarters
SAN DIEGO, California
Ticker
ILMN
CIK
0001110803

WARN notices since 2024

9
First: Jan 11, 2024

Workers affected since 2024

305
Across 9 notices

Executive changes, last 12 months

0
0 appointments, 0 departures

Last event

Dec 22, 2025
WARN noticeWARN notice: CA

Workers affected over time

Cumulative workers in WARN notices since 2024

0100200300400Jan '24Jul '24Jan '25Jul '25305

Leadership

No executive changes on record.

Same industry and state, with recent events.

  1. WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Dec 22, 2025 covering 1 worker. The layoffs take effect on Dec 22, 2025.

    Site: CA

    Workers affected: 1

    Source: California WARN list, filed Dec 22, 2025
  2. layoffs from Dec 8, 2025

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Dec 11, 2025 covering 7 workers. The layoffs take effect on Dec 8, 2025.

    Site: CA

    Workers affected: 7

    Source: California WARN list, filed Dec 11, 2025
  3. layoffs from Feb 17, 2026

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Dec 4, 2025 covering 3 workers. The layoffs take effect on Feb 17, 2026.

    Site: CA

    Workers affected: 3

    Source: California WARN list, filed Dec 4, 2025
  4. layoffs from Jan 19, 2026

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Nov 20, 2025 covering 7 workers. The layoffs take effect on Jan 19, 2026.

    Site: CA

    Workers affected: 7

    Source: California WARN list, filed Nov 20, 2025
  5. layoffs from Jan 5, 2026

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Nov 6, 2025 covering 28 workers. The layoffs take effect on Jan 5, 2026.

    Site: CA

    Workers affected: 28

    Source: California WARN list, filed Nov 6, 2025
  6. layoffs from Apr 14, 2025

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Feb 12, 2025 covering 96 workers. The layoffs take effect on Apr 14, 2025.

    Site: CA

    Workers affected: 96

    Source: California WARN list, filed Feb 12, 2025
  7. layoffs from Nov 6, 2024

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Sep 4, 2024 covering 3 workers. The layoffs take effect on Nov 6, 2024.

    Site: CA

    Workers affected: 3

    Source: California WARN list, filed Sep 4, 2024
  8. layoffs from Oct 1, 2024

    WARN notice

    WARN notice: CA

    Illumina, Inc. filed a WARN notice with the California WARN list on Jul 31, 2024 covering 49 workers. The layoffs take effect on Oct 1, 2024.

    Site: CA

    Workers affected: 49

    Source: California WARN list, filed Jul 31, 2024

Last verified Nov 8, 2026