401(k) · DOL Form 5500 · 2022
Synlogic Operating Company, Inc. 401(k) Plan
Data updated 2026-08-25
- $6M
- Total assets Small plan by assets
- 85
- Participants Small participant base
- 55th
- Percentile by assets National rank
- $74,319
- Avg per participant Below avg balance/head
Official DOL plan name: Synlogic 401(k) Plan · Sponsored by Synlogic Operating Company, Inc. · Massachusetts · Professional & Technical Services
$6M in assets, 85 participants
Synlogic Operating Company, Inc.'s Synlogic 401(k) Plan reported $6M in total assets and 85 participants in its 2022 DOL Form 5500 filing, ranking in the 55th 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.
- #11,538 in Professional & Technical Services (21,562 peers)
What the 2022 filing shows
Synlogic 401(k) Plan holds $6M for 85 participants - about $74,319 per participant, above the median plan by assets.
- #11,538
- in Professional & Technical Services (21,562 peers)
- -1.4%
- assets change YoY
The plan reported a net loss of $88K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.
Synlogic 401(k) Plan's mid-pack asset rank among Professional & Technical Services and all filers
Synlogic 401(k) Plan vs every filed plan by assets
End-of-year total assets · plan year 2022 · DOL Form 5500
$6,317,086 Top 45% higher than 55% of 139,123 filed plans
Dashed line + filled bar = this entry, among filed plans.
Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022
Synlogic 401(k) Plan among smaller filed plans by headcount
Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Synlogic 401(k) Plan is a small filing (85 participants) on this national headcount ladder.
Published 5500 schedule card
Filing strip 465311566 · Synlogic Operating Company, Inc. PY 2022 · 401(k)
Synlogic 401(k) Plan · $6M · 85 · 55th
- ASSETS $6M
- ASSETS 85
- ASSETS 55th
- ASSETS 401(k)
- ASSETS near Control Products Corporation 401(k) Profit Sharing Plan and Trust
- ASSETS ind #11538
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 →
Synlogic 401(k) Plan in the asset neighbourhood
Filing particulars (2022)
| Total Assets (Beginning of Year) | $6M |
|---|---|
| Net Assets (End of Year) | $6M |
| Net Income | -$88K |
| Employer EIN | 465311566 |
| Plan Effective Date | 2014-04-17 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Synlogic Operating Company, Inc.)
Sponsor-wide plan assets over time
All Synlogic Operating Company, Inc. plans reported in each filing year
- Latest sponsor-wide plan assets
- $7M 6.115794529313041% vs 2022
- 2024 filing year
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 85 | $6M |
| 2023 | 1 | 71 | $8M |
| 2024 | 1 | 58 | $7M |
Nearby 401(k) Plans in Massachusetts
Peer 401(k) plans, same state, same plan type, ranked by total assets.
- Fidelity Retirement Savings Plan $23.0B · 52,036
- Liberty Mutual 401(k) Plan $8.8B · 32,843
- Massachusetts Institute of Technology Supplemental 401(k) Plan $5.8B · 13,690
- Philips North America 401(k) Plan $5.2B · 19,750
- Boston Scientific Corporation 401(k) Retirement Savings Plan $4.9B · 18,359
Synlogic 401(k) Plan's out-of-state 401(k) peers by assets and headcount
Outside Massachusetts, the nearest 401(k) by assets is Control Products Corporation 401(k) Profit Sharing Plan and Trust in TX ($6M); by covered participants it is Perfect World North America Corporation 401(k) Plan in CA (85 participants). Same-state nearby plans are listed separately above.
Closest by plan assets
Nearest other-state filings by tot_assets_eoy ($6M here).
Similar participant headcount
Nearest other-state filings by covered participants (85 participants); asset peers above are excluded.
DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.