401(k) · DOL Form 5500 · 2023

Sensei Bio Subsidiary, Inc. 401(k) Plan

Data updated 2026-08-25

$3M
Total assets Small plan by assets
31
Participants Small participant base
38th
Percentile by assets National rank
$109,508
Avg per participant Below avg balance/head
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Official DOL plan name: Sensei Biotherapeutics 401(k) Plan · Sponsored by Sensei Bio Subsidiary, Inc. · Maryland · Wholesale Trade

$3M in assets, 31 participants

Sensei Bio Subsidiary, Inc.'s Sensei Biotherapeutics 401(k) Plan reported $3M in total assets and 31 participants in its 2023 DOL Form 5500 filing, ranking in the 38th 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.

  • #1,683 in Wholesale Trade (6,309 peers)

Sensei Bio Subsidiary, Inc. multi-year trail

Sensei Bio Subsidiary, Inc.'s plans moved +45.4% in assets from 2022 to 2024; this filing shows Sensei Biotherapeutics 401(k) Plan at $3M / 31 participants.

#1,683
in Wholesale Trade (6,309 peers)
+12.4%
assets growth YoY

Sensei Biotherapeutics 401(k) Plan's mid-pack asset rank among Wholesale Trade and all filers

Sensei Biotherapeutics 401(k) Plan vs every filed plan by assets

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

$3,394,758 38th percentile higher than 38% 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

Sensei Biotherapeutics 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. Sensei Biotherapeutics 401(k) Plan is a small filing (31 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sensei Biotherapeutics 401(k) Plan reported net income rose from $256K in the plan year 2022 filing to $375K in the plan year 2023 filing.
  • Sensei Biotherapeutics 401(k) Plan reported participants fell from 55 in the plan year 2022 filing to 31 in the plan year 2023 filing.
  • Sensei Biotherapeutics 401(k) Plan end-of-year assets rose from $3M in the plan year 2022 filing to $3M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 522166155 · Sensei Bio Subsidiary, Inc. PY 2023 · 401(k)

Sensei Biotherapeutics 401(k) Plan · $3M · 31 · 38th

  • EBSA $3M
  • PART 31
  • TYPE 38th
  • NET 401(k)
  • BOOK near Children's Learning Adventure 401(k)
  • VS-ST ind #1683

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 Wholesale Trade retirement plans → · Plans in Maryland →

Sensei Biotherapeutics 401(k) Plan in the asset neighbourhood

Sensei Biotherapeutics 401(k) PlanSensei Biotherapeutics 401(k…$3MChildren's Learning Adventure 401(k)Children's Learning Adventur…$3MLewis Brass and Copper Company, Inc. 401(k) PlanLewis Brass and Copper Compa…$3MCapital Realty Group Inc 401(k) Profit Sharing Plan & TrustCapital Realty Group Inc 401…$3MWestside Children's Therapy 401(k) PlanWestside Children's Therapy …$3M
End-of-year total assets ($M) among Sensei Biotherapeutics 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Sensei Bio Subsidiary, Inc. multi-year asset trail

Sponsor-wide plan assets over time

All Sensei Bio Subsidiary, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$4M 45.41815846740636% vs 2022
2024 filing year
$2.5M$3M$3.5M$4M$4.5M$5M 202220232024 $3.02M $4.39M ▲ +45.4%
Year Plans Participants Total Assets
2022 1 55 $3M
2023 1 31 $3M
2024 1 27 $4M

Sensei Bio Subsidiary, Inc. filing trail (2023)

Total Assets (Beginning of Year)$3M
Net Assets (End of Year)$3M
Net Income$375K
Employer EIN522166155
Plan Effective Date2014-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in Maryland

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

Sensei Biotherapeutics 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Sensei Biotherapeutics 401(k) Plan, Total assets ($B): 0.003394758 · Participants: 31Sensei Biotherapeutics 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
Sensei Biotherapeutics 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants
Compare Sensei Biotherapeutics 401(k) Plan side-by-side with 3 peers →

Sensei Biotherapeutics 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Maryland, the nearest 401(k) by assets is Children's Learning Adventure 401(k) in AZ ($3M); by covered participants it is Southeastern Plastic Surgery, Inc. 401(k) Plan in FL (31 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (31 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 Sensei Biotherapeutics 401(k) Plan assets move in 2023? ▼
Sensei Biotherapeutics 401(k) Plan grew at a solid clip - up 12.4% during 2023, from $3M to $3M. Reported net income was $375K.
How have Sensei Bio Subsidiary, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Sensei Bio Subsidiary, Inc.'s sponsor-wide assets grew 45.4%, from $3M to $4M.
Which 401(k) plans are similar in size to Sensei Biotherapeutics 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Children's Learning Adventure 401(k) in AZ ($3M, 364 participants).
Which 401(k) plans cover a similar participant headcount to Sensei Biotherapeutics 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Southeastern Plastic Surgery, Inc. 401(k) Plan in FL (31 participants, $8M 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 522166155.

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.