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CIENA CORP

Public company
Headquarters
HANOVER, Maryland
Ticker
CIEN
CIK
0000936395

WARN notices since 2024

0
None on record

Workers affected since 2024

0
Across 0 notices

Executive changes, last 12 months

0
0 appointments, 0 departures

Last event

Jan 13, 2015
WARN noticeWARN notice: Linthicum, MD

Workers affected over time

Cumulative workers in WARN notices since 2024

Not enough notices to chart yet.

Leadership

No executive changes on record.

Related companies

Same industry and state, with recent events.

  1. layoffs from May 29, 2015

    WARN notice

    WARN notice: Linthicum, MD

    Ciena Corporation filed a WARN notice with the Maryland WARN list on Jan 13, 2015 covering 57 workers at 900 Elkridge Landing RD, Ste 120, Linthicum, MD 21090. The layoffs take effect on May 29, 2015.

    Site: Linthicum, MD

    Workers affected: 57

    Source: Maryland WARN list, filed Jan 13, 2015

  2. WARN notice

    WARN notice: SHREWSBURY, NJ

    CIENA filed a WARN notice with the New Jersey WARN list covering 89 workers in SHREWSBURY. The layoffs take effect on Mar 21, 2006.

    Site: SHREWSBURY, NJ

    Workers affected: 89

    Source: New Jersey WARN list, filed Mar 21, 2006

Last verified Nov 7, 2026