Machinists strike at Lake City Army Ammunition Plant continues into late April
Last Updated:
More than 1,300 members of IAM Local 778 at the Lake City Army Ammunition Plant in Independence, Missouri, have been on strike since 4 April 2026 after rejecting a contract offer from Olin Winchester. The walkout, driven by concerns over wages and mandatory overtime, is disrupting output of small‑caliber ammunition for the U.S. military.
This alert was originally created on 21 April 2026.
Effective Dates
Updates
Jun 2, 2026
✅ Completed
IAM Local 778 ratified new contract with Olin/Winchester on 6 May 2026; workers returned to day shift 7 May 2026. Four-year deal with front-loaded raises and excessive-overtime relief (KCTV5, Manufacturing Dive, AFL-CIO).
Organizers
- International Association of Machinists
- Aerospace Workers (IAM) Local 778
Affected Locations
- Independence, Missouri
Sources
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