401(k) · DOL Form 5500 · 2023

Cartesian Therapeutics, Inc 401(k) Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
67
Participants Small participant base
59th
Percentile by assets National rank
$150,593
Avg per participant Above avg balance/head
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Official DOL plan name: Selecta Biosciences, Inc. 401(k) Plan · Sponsored by Cartesian Therapeutics, Inc · Maryland · Professional & Technical Services

$10M in assets, 67 participants

Cartesian Therapeutics, Inc's Selecta Biosciences, Inc. 401(k) Plan reported $10M in total assets and 67 participants in its 2023 DOL Form 5500 filing, ranking in the 59th 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.

  • #11,664 in Professional & Technical Services (20,321 peers)

Cartesian Therapeutics, Inc multi-year trail

Cartesian Therapeutics, Inc's plans moved +35.0% in assets from 2022 to 2024; this filing shows Selecta Biosciences, Inc. 401(k) Plan at $10M / 67 participants.

#11,664
in Professional & Technical Services (20,321 peers)
+30.1%
assets growth YoY

Selecta Biosciences, Inc. 401(k) Plan's mid-pack asset rank among Professional & Technical Services and all filers

Selecta Biosciences, Inc. 401(k) Plan vs every filed plan by assets

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

$10,089,755 Top 41% higher than 59% 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

Selecta Biosciences, Inc. 401(k) Plan among smaller filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Selecta Biosciences, Inc. 401(k) Plan is a small filing (67 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Selecta Biosciences, Inc. 401(k) Plan reported net income rose from $226K in the plan year 2022 filing to $2M in the plan year 2023 filing.
  • Selecta Biosciences, Inc. 401(k) Plan end-of-year assets rose from $8M in the plan year 2022 filing to $10M in the plan year 2023 filing.
  • Selecta Biosciences, Inc. 401(k) Plan reported participants rose from 61 in the plan year 2022 filing to 67 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 261622110 · Cartesian Therapeutics, Inc PY 2023 · 401(k)

Selecta Biosciences, Inc. 401(k) Plan · $10M · 67 · 59th

  • SCH $10M
  • EBSA 67
  • PART 59th
  • TYPE 401(k)
  • NET near Seegars Fence Company, Inc. 401(k) Retirement Plan
  • BOOK ind #11664

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 Maryland →

Selecta Biosciences, Inc. 401(k) Plan in the asset neighbourhood

Selecta Biosciences, Inc. 401(k) PlanSelecta Biosciences, Inc. 40…$10MSeegars Fence Company, Inc. 401(k) Retirement PlanSeegars Fence Company, Inc. …$10MNorac Additives LLC 401(k) Retirement PlanNorac Additives LLC 401(k) R…$10MTritus Technologies Inc 401(k) Profit Sharing Plan & TrustTritus Technologies Inc 401(…$10MAncora 401(k) Plan$10M
End-of-year total assets ($M) among Selecta Biosciences, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Cartesian Therapeutics, Inc multi-year asset trail

Sponsor-wide plan assets over time

All Cartesian Therapeutics, Inc plans reported in each filing year

Latest sponsor-wide plan assets
$10M 35.03989769926535% vs 2022
2024 filing year
$7M$8M$9M$10M$11M 202220232024 $7.75M $10.5M ▲ +35.1%
Year Plans Participants Total Assets
2022 1 61 $8M
2023 1 67 $10M
2024 1 15 $10M

Cartesian Therapeutics, Inc filing trail (2023)

Total Assets (Beginning of Year)$8M
Net Assets (End of Year)$10M
Net Income$2M
Employer EIN261622110
Plan Effective Date2009-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in Maryland

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

Selecta Biosciences, Inc. 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Selecta Biosciences, Inc. 401(k) Plan, Total assets ($B): 0.010089755 · Participants: 67Selecta Biosciences, Inc. 401(k) PlanLockheed Martin Corporation Salaried Savings Plan, Total assets ($B): 47.273019756 · Participants: 91511Lockheed Martin Corporation Salaried Savings PlanMarriott Retirement Savings Plan, Total assets ($B): 10.20606962 · Participants: 96415Marriott Retirement Savings PlanT. Rowe Price U.S. Retirement Program, Total assets ($B): 4.357344903 · Participants: 6292T. Rowe Price U.S. Retirement ProgramNfl Player Second Career Savings Plan, Total assets ($B): 3.951576315 · Participants: 2767Nfl Player Second Career Savings PlanSodexo 401 (K) Employees' Retirement Savings Plan and Trust, Total assets ($B): 2.217483854 · Participants: 80121Sodexo 401 (K) Employees' Retirement Savings Plan and Trust
Selecta Biosciences, Inc. 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants
Compare Selecta Biosciences, Inc. 401(k) Plan side-by-side with 3 peers →

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

Outside Maryland, the nearest 401(k) by assets is Seegars Fence Company, Inc. 401(k) Retirement Plan in NC ($10M); by covered participants it is School Innovations & Achievement 401(k) Profit Sharing Plan in CA (67 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (67 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 Selecta Biosciences, Inc. 401(k) Plan assets move in 2023? ▼
Selecta Biosciences, Inc. 401(k) Plan surged - up 30.1% during 2023, from $8M to $10M. Reported net income was $2M.
How have Cartesian Therapeutics, Inc plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Cartesian Therapeutics, Inc's sponsor-wide assets grew 35.0%, from $8M to $10M.
Which 401(k) plans are similar in size to Selecta Biosciences, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Seegars Fence Company, Inc. 401(k) Retirement Plan in NC ($10M, 273 participants).
Which 401(k) plans cover a similar participant headcount to Selecta Biosciences, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is School Innovations & Achievement 401(k) Profit Sharing Plan in CA (67 participants, N/A 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 261622110.

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.