OpenERISA

Supernus Pharmaceuticals, INC.

Rockville, MD, 20850

EIN 20-2590184
Plans
2
Total participants
6,148
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
325410
Plan sponsors in MarylandManufacturing

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Supernus Pharmaceuticals, INC. 401(K) Profit Sharing Plan675
2024Form 5500510Supernus Pharmaceuticals Employee Welfare Benefits Plan672
2023Form 5500001Supernus Pharmaceuticals, INC. 401(K) Profit Sharing Plan661
2023Form 5500510Supernus Pharmaceuticals Employee Welfare Benefits Plan672
2022Form 5500001Supernus Pharmaceuticals, INC. 401(K) Profit Sharing Plan614
2022Form 5500510Supernus Pharmaceuticals Employee Welfare Benefits Plan564
2021Form 5500001Supernus Pharmaceuticals, INC. 401(K) Profit Sharing Plan575
2021Form 5500510Supernus Pharmaceuticals Employee Welfare Benefits Plan580
2020Form 5500001Supernus Pharmaceuticals, INC. 401(K) Profit Sharing Plan563
2020Form 5500510Supernus Pharmaceuticals Employee Welfare Benefits Plan572

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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