401(k) · DOL Form 5500 · 2023

Alkermes, Inc. 401(k) Plan

Data updated 2026-08-25

$423M
Total assets Above avg plan size
1,808
Participants Near avg headcount
97th
Percentile by assets National rank
$233,998
Avg per participant Above avg balance/head
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Official DOL plan name: Alkermes, Inc. 401(k) Retirement Savings Plan · Sponsored by Alkermes, Inc. · Massachusetts · Professional & Technical Services

$423M in assets, 1,808 participants

Alkermes, Inc.'s Alkermes, Inc. 401(k) Retirement Savings Plan reported $423M in total assets and 1,808 participants in its 2023 DOL Form 5500 filing, ranking in the 97th 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.

  • #19,894 in Professional & Technical Services (20,321 peers)

Coverage in Massachusetts

Alkermes, Inc. 401(k) Retirement Savings Plan covers 1,808 participants in Massachusetts, 2.7x the typical Massachusetts plan (state average ~659 per filing). Assets: $423M.

#19,894
in Professional & Technical Services (20,321 peers)
+17.5%
assets growth YoY
4.2×
vs typical plan assets (national mean)

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

Alkermes, Inc. 401(k) Retirement Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$423,067,594 Top 3% higher than 97% of 127,068 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 2023

Alkermes, Inc. 401(k) Retirement Savings Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Alkermes, Inc. 401(k) Retirement Savings Plan lands in the large band (1,808 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Alkermes, Inc. 401(k) Retirement Savings Plan reported net income rose from -$55M in the plan year 2022 filing to $63M in the plan year 2023 filing.
  • Alkermes, Inc. 401(k) Retirement Savings Plan end-of-year assets rose from $360M in the plan year 2022 filing to $423M in the plan year 2023 filing.
  • Alkermes, Inc. 401(k) Retirement Savings Plan reported participants rose from 1,775 in the plan year 2022 filing to 1,808 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 232472830 · Alkermes, Inc. PY 2023 · 401(k)

Alkermes, Inc. 401(k) Retirement Savings Plan · $423M · 1,808 · 97th

  • IND $423M
  • IND 1,808
  • IND 97th
  • IND 401(k)
  • IND near Rite-Hite Retirement Savings Plan
  • IND ind #19894

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 Professional & Technical Services retirement plans → · Plans in Massachusetts →

Alkermes, Inc. 401(k) Retirement Savings Plan in the asset neighbourhood

Rivian, LLC 401(k) Plan$423MHere North America, LLC Retirement Savings and Investment PlanHere North America, LLC Reti…$423MRite-Hite Retirement Savings PlanRite-Hite Retirement Savings…$423MAlkermes, Inc. 401(k) Retirement Savings PlanAlkermes, Inc. 401(k) Retire…$423MMolson Coors Consolidated Retirement and Thrift Savings PlanMolson Coors Consolidated Re…$423M
End-of-year total assets ($M) among Alkermes, Inc. 401(k) Retirement Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Massachusetts filing particulars

Total Assets (Beginning of Year)$360M
Net Assets (End of Year)$423M
Net Income$63M
Employer EIN232472830
Plan Effective Date2012-03-31
Filing StatusFILING RECEIVED

Sponsor Plan History (Alkermes, Inc.)

Sponsor-wide plan assets over time

All Alkermes, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$480M 33.41381942718505% vs 2022
2024 filing year
$300M$350M$400M$450M$500M 202220232024 $360M $480M ▲ +33.4%
Year Plans Participants Total Assets
2022 1 1,775 $360M
2023 1 1,808 $423M
2024 1 1,673 $480M

Nearby 401(k) Plans in Massachusetts

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

Alkermes, Inc. 401(k) Retirement Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Alkermes, Inc. 401(k) Retirement Savings Plan, Total assets ($B): 0.423067594 · Participants: 1808Alkermes, Inc. 401(k) Retirement Savings PlanFidelity Retirement Savings Plan, Total assets ($B): 28.649852331 · Participants: 62289Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 10.556596852 · Participants: 37052Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 6.829912863 · Participants: 14094Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 5.786107181 · Participants: 19881Boston Scientific Corporation 401(k) Retirement Savings PlanPhilips North America 401(k) Plan, Total assets ($B): 5.779286156 · Participants: 19120Philips North America 401(k) Plan
Alkermes, Inc. 401(k) Retirement Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Alkermes, Inc. 401(k) Retirement Savings Plan side-by-side with 3 peers →

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

Outside Massachusetts, the nearest 401(k) by assets is Rite-Hite Retirement Savings Plan in WI ($423M); by covered participants it is Snooze 401(k) Plan in CO (1,808 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($423M here).

Similar participant headcount

Nearest other-state filings by covered participants (1,808 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Alkermes, Inc. 401(k) Retirement Savings Plan assets move in 2023? ▼
Alkermes, Inc. 401(k) Retirement Savings Plan grew sharply - up 17.5% during 2023, from $360M to $423M. Reported net income was $63M.
How have Alkermes, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Alkermes, Inc.'s sponsor-wide assets grew 33.4%, from $360M to $480M.
Where does Alkermes, Inc. 401(k) Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Alkermes, Inc. 401(k) Retirement Savings Plan ranks in the 97th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Alkermes, Inc. 401(k) Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Rite-Hite Retirement Savings Plan in WI ($423M, 2,054 participants).
Which 401(k) plans cover a similar participant headcount to Alkermes, Inc. 401(k) Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Snooze 401(k) Plan in CO (1,808 participants, $2M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 232472830.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.