401(k) · DOL Form 5500 · 2024

Regeneron Pharmaceuticals, Inc. 401(k) Plan

Data updated 2026-08-25

$2.6B
Total assets Very large vs avg
10,876
Participants Very large workforce
99th
Percentile by assets National rank
$239,610
Avg per participant Above avg balance/head
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Official DOL plan name: Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan · Sponsored by Regeneron Pharmaceuticals, Inc. · New York · Manufacturing

$2.6B in assets, 10,876 participants

Regeneron Pharmaceuticals, Inc.'s Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan reported $2.6B in total assets and 10,876 participants in its 2024 DOL Form 5500 filing, ranking in the 99th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #17,583 in Manufacturing (17,777 peers)

Coverage in New York

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan covers 10,876 participants in New York, 14x the typical New York plan (state average ~798 per filing). Assets: $2.6B.

#17,583
in Manufacturing (17,777 peers)
+15.9%
assets growth YoY
26×
vs typical plan assets (national mean)

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan's outsized position by total assets

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$2,606,002,109 Top 1% higher than 99% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan's mega-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan is a mega filing (10,876 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan reported net income fell from $560M in the plan year 2023 filing to $358M in the plan year 2024 filing.
  • Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan end-of-year assets rose from $2.2B in the plan year 2023 filing to $2.6B in the plan year 2024 filing.
  • Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan reported participants rose from 9,850 in the plan year 2023 filing to 10,876 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 133444607 · Regeneron Pharmaceuticals, Inc. PY 2024 · 401(k)

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan · $2.6B · 10,876 · 99th

  • BOOK $2.6B
  • VS-ST 10,876
  • BOY 99th
  • SCH 401(k)
  • EBSA near Lenovo Savings Plan
  • PART ind #17583

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Manufacturing retirement plans → · Plans in New York →

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan in the asset neighbourhood

Regeneron Pharmaceuticals, Inc. 401(k) Savings PlanRegeneron Pharmaceuticals, I…$2.6BLenovo Savings Plan$2.6BWorkday, Inc. 401(k) Plan$2.6BAlaska Airlines, Inc. Pilots Investment and Savings PlanAlaska Airlines, Inc. Pilots…$2.6BGapshare 401(k) Plan$2.6B
End-of-year total assets ($B) among Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

New York filing particulars

Total Assets (Beginning of Year)$2.2B
Net Assets (End of Year)$2.6B
Net Income$358M
Employer EIN133444607
Plan Effective Date1993-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Regeneron Pharmaceuticals, Inc.)

Sponsor-wide plan assets over time

All Regeneron Pharmaceuticals, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$2.6B 54.42599777748933% vs 2022
2024 filing year
$1.5B$2B$2.5B$3B 202220232024 $1.69B $2.61B ▲ +54.4%
Year Plans Participants Total Assets
2022 1 8,564 $1.7B
2023 1 9,850 $2.2B
2024 1 10,876 $2.6B

Nearby 401(k) Plans in New York

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan vs. nearby 401(k) plans in New York, assets vs. participants Scatter plot of 6 data points. 050000100000150000 -20020406080 Total assets ($B) Participants Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan, Total assets ($B): 2.606002109 · Participants: 10876Regeneron Pharmaceuticals, Inc. 401(k) Savings PlanIBM 401(k) Plan, Total assets ($B): 60.39355615 · Participants: 52674IBM 401(k) PlanMorgan Stanley 401(k) Plan, Total assets ($B): 22.180692974 · Participants: 53860Morgan Stanley 401(k) PlanPfizer Savings Plan, Total assets ($B): 21.9871528 · Participants: 33309Pfizer Savings PlanThe Pepsico Savings Plan, Total assets ($B): 14.9369507 · Participants: 137398The Pepsico Savings PlanThe Goldman Sachs 401(k) Plan, Total assets ($B): 12.807939404 · Participants: 23227The Goldman Sachs 401(k) Plan
Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan vs. nearby 401(k) plans in New York, assets vs. participants

Scale composition for Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan reports $2.6B in end-of-year assets across 10,876 participants (0.021% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.012% of 93,925,755 covered participants) - about $239,610 per participant (1.7x the national average assets-per-participant) . Net income for plan year 2024 was $358M.

This plan identity (EIN 133444607, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.7B to $2.6B (+54.4%) while covered participants moved from 8,564 to 10,876 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 8,564 $1.7B Open filing
2023 9,850 $2.2B Open filing
2024 · index core 10,876 $2.6B This page

Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside New York, the nearest 401(k) by assets is Lenovo Savings Plan in NC ($2.6B); by covered participants it is Northwest Carpenters Individual Account Pension Plan in CA (10,880 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($2.6B here).

Similar participant headcount

Nearest other-state filings by covered participants (10,876 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan assets move in 2024?
Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan grew sharply - up 15.9% during 2024, from $2.2B to $2.6B. Reported net income was $358M.
How have Regeneron Pharmaceuticals, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Regeneron Pharmaceuticals, Inc.'s sponsor-wide assets grew 54.4%, from $1.7B to $2.6B.
Where does Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan rank by assets among Form 5500 filers?
Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan ranks in the 99th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan?
Among 401(k) plans in other states, the closest by assets is Lenovo Savings Plan in NC ($2.6B, 4,711 participants).
Which 401(k) plans cover a similar participant headcount to Regeneron Pharmaceuticals, Inc. 401(k) Savings Plan?
Among 401(k) plans in other states, the closest by covered participants is Northwest Carpenters Individual Account Pension Plan in CA (10,880 participants, $708M in assets).