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Ameren Corporation

St. Louis, MO, 63103

EIN 43-1723446
Plans
6
Total participants
282,735
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
221100
Plan sponsors in MissouriUtilities

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500003Ameren Corporation Savings Investment Plan9,085
2024Form 5500005Ameren Retirement Plan9,113
2024Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan9,197
2024Form 5500510Ameren Employee Medical Plan8,742
2024Form 5500511Ameren Retiree Welfare Benefit Plan0
2023Form 5500003Ameren Corporation Savings Investment Plan9,504
2023Form 5500005Ameren Retirement Plan9,543
2023Form 5500012Ameren Health And Welfare Trust—
2023Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan9,533
2023Form 5500510Ameren Employee Medical Plan9,100
2023Form 5500511Ameren Retiree Welfare Benefit Plan0
2022Form 5500003Ameren Corporation Savings Investment Plan9,356
2022Form 5500003Ameren Corporation Savings Investment Plan9,328
2022Form 5500005Ameren Retirement Plan9,436
2022Form 5500012Ameren Health And Welfare Trust—
2022Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan9,437
2022Form 5500510Ameren Employee Medical Plan9,042
2022Form 5500511Ameren Retiree Welfare Benefit Plan0
2021Form 5500003Ameren Corporation Savings Investment Plan8,653
2021Form 5500003Ameren Corporation Savings Investment Plan8,851
2021Form 5500003Ameren Corporation Savings Investment Plan9,307
2021Form 5500005Ameren Retirement Plan9,355
2021Form 5500005Ameren Retirement Plan8,741
2021Form 5500005Ameren Retirement Plan8,976
2021Form 5500012Ameren Health And Welfare Trust—
2021Form 5500012Ameren Health And Welfare Trust—
2021Form 5500012Ameren Health And Welfare Trust—
2021Form 5500012Ameren Health And Welfare Trust—
2021Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan9,297
2021Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan8,986
2021Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan8,779
2021Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan8,819
2021Form 5500510Ameren Employee Medical Plan8,815
2021Form 5500510Ameren Employee Medical Plan8,631
2021Form 5500510Ameren Employee Medical Plan8,655
2021Form 5500510Ameren Employee Medical Plan9,010
2021Form 5500511Ameren Retiree Welfare Benefit Plan0
2021Form 5500511Ameren Retiree Welfare Benefit Plan—
2021Form 5500511Ameren Retiree Welfare Benefit Plan—
2021Form 5500511Ameren Retiree Welfare Benefit Plan—
2020Form 5500003Ameren Corporation Savings Investment Plan9,511
2020Form 5500005Ameren Retirement Plan9,397
2020Form 5500012Ameren Health And Welfare Trust—
2020Form 5500503Ameren Miscellaneous Welfare And Fringe Benefit Plan9,386
2020Form 5500510Ameren Employee Medical Plan9,150
2020Form 5500511Ameren Retiree Welfare Benefit Plan0

Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.

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