Official filing · original source linked

Pacific Biosciences of California WARN notice — CA, 2024-04-29

Name: Pacific Biosciences of California, Inc. WARN notice
Creator: California Employment Development Department

Pacific Biosciences of California, Inc. reported 71 workers affected in San Mateo. Notice date: Apr 29, 2024; planned effective date: Jun 28, 2024.

Raw employer name: Pacific Biosciences of California, Inc.
Canonical company: Pacific Biosciences of California →
Workers affected: 71
Event type: layoff
Filing status: filed
Notice / received date: Apr 29, 2024
Effective date: Jun 28, 2024
City: Unavailable
County: San Mateo →
State: California →
ZIP: 94025
Reported location: San Mateo
Published address: 1305 O’Brien Dr Menlo Park CA 94025
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 / pacific-biosciences-of-california-inc|1305-o-rsquo-brien-drive-menlo-park-ca-94025|2024-04-29

First ingested
Oct 6, 2026 · 16:18 UTC

Last observed
Oct 7, 2026 · 21:57 UTC

Snapshot SHA-256
12a7366972c7deba18bd8eefc56c3e763b2926014fb679417bde774671309ef1

View original source row

{
  "cells": {
    "notice_date": "04/29/2024",
    "received_date": "05/08/2024",
    "effective_date": "06/28/2024",
    "company": "Pacific Biosciences of California, Inc.",
    "reported_location": "San Mateo County",
    "workers": "71",
    "type": "Layoff Permanent",
    "address": "1305 O&rsquo;Brien Drive Menlo Park CA 94025"
  },
  "noticeDateField": "Notice Date",
  "archive": "https://edd.ca.gov/siteassets/files/jobs_and_training/warn/warn-report-for-7-1-2023-to-06-30-2024.pdf",
  "page": 56
}

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
Pacific Biosciences of CaliforniaSan Mateo, CA	70	Jun 8, 2025	Apr 9, 2025	layoffSource ↗
Pacific Biosciences of CaliforniaSan Diego, CA	108	Jun 28, 2024	Apr 29, 2024	closureSource ↗

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.

Pacific Biosciences of California WARN notice — CA, 2024-04-29

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