Official filing · original source linked

Illumina, Inc. Worldwide Headquarters WARN notice — CA, 2026-01-14

Name: Illumina, Inc. Worldwide Headquarters WARN notice
Creator: California Employment Development Department

Illumina, Inc. Worldwide Headquarters reported 4 workers affected in San Diego. Notice date: Jan 14, 2026; planned effective date: Mar 16, 2026.

Raw employer name: Illumina, Inc. Worldwide Headquarters
Canonical company: Illumina, Inc. Worldwide Headquarters →
Workers affected: 4
Event type: layoff
Filing status: filed
Notice / received date: Jan 14, 2026
Effective date: Mar 16, 2026
City: Unavailable
County: San Diego →
State: California →
ZIP: 92122
Reported location: San Diego
Published address: 5200 Illumina Way San Diego CA 92122
Source classification: Layoff Permanent
Source agency: California Employment Development Department

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Original source & provenance

Open supplied source ↗

Agency source
California Employment Development Department

Source ID / record ID
ca-edd / illumina-inc-worldwide-headquarters|5200-illumina-way-san-diego-ca-92122|2026-01-14

First ingested
Oct 6, 2026 · 01:07 UTC

Last observed
Oct 7, 2026 · 21:57 UTC

Snapshot SHA-256
c4239543ffcf87e406005c99b2282f757cbd0e4f7b102f3ea4bdaa33aeabc4df

View original source row

{
  "cells": {
    "notice_date": "01/14/2026",
    "received_date": "01/23/2026",
    "effective_date": "03/16/2026",
    "company": "Illumina, Inc. Worldwide Headquarters",
    "reported_location": "San Diego County",
    "workers": "4",
    "type": "Layoff Permanent",
    "address": "5200 Illumina Way San Diego CA 92122"
  },
  "noticeDateField": "Notice Date",
  "archive": "https://edd.ca.gov/siteassets/files/jobs_and_training/warn/warn-report-for-7-1-25-to-6-30-26.pdf",
  "page": 12
}

A source-linked public record. Secondary records are attributed to their provider and are not independently verified. For direct records, “Verified” means sourced from an official agency; it does not confirm the layoffs took place.

Related company filings

Company / location	Workers	Effective date	Notice date	Type / source
Illumina, Inc Worldwide HeadquartersSan Diego, CA	1	Mar 9, 2026	Jan 14, 2026	layoffSource ↗
Illumina, Inc. Worldwide HeadquartersSan Diego, CA	8	Nov 11, 2025	Nov 13, 2025	layoffSource ↗
Illumina, Inc. Worldwide HeadquartersSan Diego, CA	4	Jan 5, 2026	Nov 5, 2025	layoffSource ↗
Illumina, Inc. Worldwide HeadquartersSan Diego, CA	172	Jun 16, 2025	Apr 17, 2025	layoffSource ↗
Illumina, Inc. Worldwide HeadquartersSan Diego, CA	75	Aug 14, 2023	Jul 13, 2023	layoffSource ↗

Dates and counts are the supplied source’s reported values. Secondary-provider locations are unstructured; they are not confirmed worksite addresses. Check the original document for phased dates, updates and exceptions.