Corning Layoffs & WARN Notices — 1,174 Workers Affected

All WARN Act mass layoff and plant closure notices filed by Corning.

Data updated 2026-02-19

Total Notices

848

Workers Affected

States

1998

First Filing

2026

Latest Filing

Data Insights

Industry Breakdown

Workers affected by industry sector

Layoff Types

Workers affected by notice type

Corning WARN Act Filings

WARN Act layoff notices
Company	Location	Employees	Notice Date	Type
Corning	Tarboro, NC	123	2026-02-19	Layoff
Owens Corning	Nephi, UT	67	2025-10-27
Owens Corning	Prineville, OR	184	2025-06-24	Layoff
Corning Optical Communications	San Jose, CA	80	2025-02-20	Closure
Owens Corning	Wabash, IN	87	2023-08-18
Owens Corning	Eloy, AZ	63	2023-07-19
Owens Corning Amarillo Facility	Amarillo, TX	200	2023-02-07
Owens Corning	San Jose, CA	225	2022-07-28	Closure
Corning Research and Development	Goleta, CA	40	2021-01-04	Closure
Corning Optical Communications LLC DBA TR Manufacturing	Union City, CA	196	2020-10-05	Layoff
Owens-Corning - Amarillo	Amarillo, TX	205	2020-06-11
Corning Research and Development	Santa Barbara, CA	51	2020-05-08	Layoff
Corning Research and Development	Santa Barbara, CA	72	2020-01-15	Layoff
Owens Corning	Kansas City, KS	150	2019-10-21
Owens Corning Insulating Systems	Santa Clara, CA	60	2019-01-16	Layoff
Owens Corning	Fairfield, ME	60	2017-10-09
Corning	Union City, CA	8	2017-06-20	Closure
IPRO Client Site (Corning)	Albany, NY	39	2017-05-01	Layoff
Owens Corning	Ladysmith, WI	71	2016-10-03	Closure
Pittsburgh Corning	Port Allegheny, PA	80	2016-05-01

Corning Layoff FAQ

Is Corning laying off in 2026?

Yes. Corning has filed 1 WARN Act notice in 2026 affecting 123 workers. See the filings table above for locations and dates.

How many layoffs has Corning had?

Corning has filed 8 WARN Act notices affecting a total of 1,174 workers across 4 states.

When was Corning's most recent layoff?

Corning's most recent WARN Act filing was on 2026-02-19.

What states has Corning laid off workers in?

Corning has filed WARN Act notices in: California, North Carolina, Ohio, Pennsylvania.

What is the WARN Act?

The Worker Adjustment and Retraining Notification (WARN) Act is a federal law that requires employers with 100 or more employees to provide 60 calendar days' advance notice of plant closings and mass layoffs.

How do I get notified about Corning layoffs?

Subscribe using the form above to receive free daily email alerts whenever new WARN Act notices are filed. You can also set up custom filters and webhooks with a paid API plan at warnfirehose.com/pricing.