Employer · WARN Act history · Manufacturing
HP
4,000 workers across 1 WARN notice, primarily in CA - recorded in the current PlainLayoffs dataset.
- 4,000
- Workers cut
- 1
- WARN notice
- 1
- State
- 4,000
- Avg / notice
HP has 1 recorded WARN filing affecting 4,000 workers
According to WARN Act filings submitted to state workforce agencies, HP has 1 recorded filing covering 4,000 workers across 1 state, primarily CA, the 30th-largest recorded WARN footprint among 7,009 tracked employers. WARN notices cover qualifying reported events, so this record is not a complete count of the employer's workforce changes.
HP accounts for 1.9% of Manufacturing's 211,445 WARN-laid-off workers across 776 tracked employers in the dataset — #4 in Manufacturing by workers affected.
DOL WARN employer filing desk
Employer HP · HP 4,000 workers · 1 filings
NOTC-SINGLE · WORK-TOP · PHOTO-UNK · RUNWAY-UNK · STAT-SINGLE · BOOK-SINGLE · TYPE-LAYOFF
- NOTC-SINGLE 1 filing
- WORK-TOP #30
- PHOTO-UNK No peer
- RUNWAY-UNK Runway n/a
- STAT-SINGLE CA
- BOOK-SINGLE 1 agency
- TYPE-LAYOFF 1 layoff
Stamps derive from filed notice_date, effective_date, workers_affected, state agency source, and filing type in this dataset, not a prediction of future layoffs.
Employer Profile
Not all layoffs appear in WARN data, see our methodology for the federal + state coverage thresholds. Latest filing: Nov 2022.
WARN Notice History
2022
Palo Alto, CA · Manufacturing
Effective: Nov 21, 2022
4,000
workers
Filed Nov 21, 2022
Four checks on this HP filing
What is the largest HP WARN filing on record? ▼
The largest row is the mass layoff filed for Palo Alto, CA on Nov 21, 2022, covering 4,000 workers in Manufacturing.
Where were HP's WARN notices filed? ▼
This is a one-event record from the public WARN archive; the named location is Palo Alto, not a company-wide headcount change. States represented in this record: CA.
Does HP's filing history show a recurring pattern? ▼
One filing cannot establish a recurring layoff cadence. It records a specific WARN-covered event and should not be read as a forecast of this employer's workforce.
How much advance notice appears in HP's record? ▼
No trustworthy advance-notice runway can be derived from these rows because the source dates are equal, missing, or retroactive.
See also: CA WARN filings · Manufacturing industry WARNs · WARN Act guide · largest WARN employers
Source: State WARN Act layoff registries HP notice history aggregated from state workforce agency filings · September 2026 A WARN filing is a required notice, not a judgment of the employer's management or finances. Coverage follows states with structured public registries; this public-record summary is not legal advice, financial advice, or employment advice.
Every figure on PlainLayoffs is rendered directly from public WARN Act filings and state workforce agency records, no number is typed in by an editor. This employer's notice history is rendered directly from state WARN Act filings. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 2026. A WARN filing is a legally required notice, not a judgment of a company's management or financial health; rankings here reflect filed notice volume only.