401(k) · DOL Form 5500 · 2024

Spark Therapeutics, Inc. 401(k) Plan

Data updated 2026-08-25

$165M
Total assets Near avg plan size
863
Participants Near avg headcount
93rd
Percentile by assets National rank
$190,830
Avg per participant Above avg balance/head
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Official DOL plan name: Spark Therapeutics, Inc. 401(k) Plan · Sponsored by Spark Therapeutics, Inc. · Pennsylvania · Healthcare & Social Assistance

$165M in assets, 863 participants

Spark Therapeutics, Inc.'s Spark Therapeutics, Inc. 401(k) Plan reported $165M in total assets and 863 participants in its 2024 DOL Form 5500 filing, ranking in the 93rd 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.

  • #15,928 in Healthcare & Social Assistance (16,916 peers)

Where Spark Therapeutics, Inc. 401(k) Plan sits by assets

Spark Therapeutics, Inc. 401(k) Plan sits in the top 10% of all filed plans by assets, $165M for 863 participants (~$190,830/participant), up 29.9% in 2024.

#15,928
in Healthcare & Social Assistance (16,916 peers)
+29.9%
assets growth YoY
1.7×
vs typical plan assets (national mean)

Spark Therapeutics, Inc. 401(k) Plan's outsized position by total assets

Spark Therapeutics, Inc. 401(k) Plan vs every filed plan by assets

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

$164,686,197 Top 7% higher than 93% 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

Spark Therapeutics, Inc. 401(k) Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Spark Therapeutics, Inc. 401(k) Plan sits mid-pack in the medium band (863 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Spark Therapeutics, Inc. 401(k) Plan end-of-year assets rose from $127M in the plan year 2023 filing to $165M in the plan year 2024 filing.
  • Spark Therapeutics, Inc. 401(k) Plan reported net income fell from $40M in the plan year 2023 filing to $38M in the plan year 2024 filing.
  • Spark Therapeutics, Inc. 401(k) Plan reported participants fell from 892 in the plan year 2023 filing to 863 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 462654405 · Spark Therapeutics, Inc. PY 2024 · 401(k)

Spark Therapeutics, Inc. 401(k) Plan · $165M · 863 · 93rd

  • ASSETS $165M
  • PCT 863
  • EIN 93rd
  • RANK 401(k)
  • PHOTO near The Pepper Companies, Inc. Retirement and Savings Plan
  • IND ind #15928

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 Healthcare & Social Assistance retirement plans → · Plans in Pennsylvania →

Spark Therapeutics, Inc. 401(k) Plan in the asset neighbourhood

Sky Lakes Medical Center 401(k)Sky Lakes Medical Center 401…$165MThe Pepper Companies, Inc. Retirement and Savings PlanThe Pepper Companies, Inc. R…$165MBowman Consulting Group, Ltd. Retirement PlanBowman Consulting Group, Ltd…$165MSpark Therapeutics, Inc. 401(k) PlanSpark Therapeutics, Inc. 401…$165MArrowstreet Capital L.P. 401(k) PlanArrowstreet Capital L.P. 401…$165M
End-of-year total assets ($M) among Spark Therapeutics, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$127M
Net Assets (End of Year)$165M
Net Income$38M
Employer EIN462654405
Plan Effective Date2014-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Spark Therapeutics, Inc.)

Sponsor-wide plan assets over time

All Spark Therapeutics, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$165M 89.12757965599897% vs 2022
2024 filing year
$50M$100M$150M$200M 202220232024 $87.1M $165M ▲ +89.1%
Year Plans Participants Total Assets
2022 1 822 $87M
2023 1 892 $127M
2024 1 863 $165M

Nearby 401(k) Plans in Pennsylvania

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

Spark Therapeutics, Inc. 401(k) Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000100000 -50510152025 Total assets ($B) Participants Spark Therapeutics, Inc. 401(k) Plan, Total assets ($B): 0.164686197 · Participants: 863Spark Therapeutics, Inc. 401(k) PlanComcast Corporation Retirement - Investment Plan, Total assets ($B): 19.687957793 · Participants: 90495Comcast Corporation Retirement - Investment PlanThe Cigna Group 401(k) Plan, Total assets ($B): 14.20308608 · Participants: 63634The Cigna Group 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 11.084818612 · Participants: 18066The Vanguard Retirement and Savings PlanThermo Fisher Scientific Inc. 401(k) Retirement Plan, Total assets ($B): 10.263366209 · Participants: 36150Thermo Fisher Scientific Inc. 401(k) Retirement PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 10.189629 · Participants: 54604The PNC Financial Services Group, Inc. Incentive Savings Plan
Spark Therapeutics, Inc. 401(k) Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants
Compare Spark Therapeutics, Inc. 401(k) Plan side-by-side with 3 peers →

Spark Therapeutics, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Pennsylvania, the nearest 401(k) by assets is The Pepper Companies, Inc. Retirement and Savings Plan in IL ($165M); by covered participants it is Mid-Columbia Medical Center Deferred Compensation Plan in OR (863 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($165M here).

Similar participant headcount

Nearest other-state filings by covered participants (863 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 Spark Therapeutics, Inc. 401(k) Plan assets move in 2024? ▼
Spark Therapeutics, Inc. 401(k) Plan grew sharply - up 29.9% during 2024, from $127M to $165M. Reported net income was $38M.
How have Spark Therapeutics, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Spark Therapeutics, Inc.'s sponsor-wide assets grew 89.1%, from $87M to $165M.
Where does Spark Therapeutics, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Spark Therapeutics, Inc. 401(k) Plan ranks in the 93rd percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Spark Therapeutics, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is The Pepper Companies, Inc. Retirement and Savings Plan in IL ($165M, 665 participants).
Which 401(k) plans cover a similar participant headcount to Spark Therapeutics, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Mid-Columbia Medical Center Deferred Compensation Plan in OR (863 participants, $68K in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 462654405.

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.