Plan Ledger DOL Form 5500 · updated monthly

Tscan Therapeutics Inc.401(k)

TSCAN THERAPEUTICS INC. 401K PLAN · WALTHAM, MA · plan year 2024

Reported admin expense ratio · 2024
0.34%

Peer grade: A- · admin costs + employer contributions vs same-size plans · how grading works

Tscan Therapeutics Inc. reported $33,046 in plan administrative expenses for 2024: 0.34% of average plan assets, below the peer median. Employer contributions averaged $5,345 per active participant. This ratio covers administrative expenses reported on the plan's Schedule H only; fund-level expense ratios are not included in public structured data — see methodology.

Across the 1 year on file its reported administrative ratio rose from 0.09% to 0.34%. The plan sits in the $1M–$10M size bracket, benchmarked here against 18,840 comparable plans and shown alongside other professional & technical services employers. By assets it is among the smaller plans on file in Massachusetts (1,736th of 2,726), and 7,390th of 11,654 in professional & technical services. In 2024, employees put in $2.10 for every $1.00 the employer contributed.

Plan summary
Net assets, end of year$12,009,349
Participants with balances202
Active participants188
Employer contributions$1,004,788
Employee contributions$2,112,482
Employer contribution per active participant$5,345
Average account balance$59,452
Benefits paid to participants$639,334
Plan auditUnmodified (clean) audit opinion
Plan history2
Yearassets · accounts · employer contribution
2024$12.0M · 202 accts · $1.0M emplr
2023$7.7M · 163 accts · $790K emplr
Administrative expenses, itemized · 2024
Recordkeeping & contract admin$970
Audit (IQPA)$32,076
Total administrative$33,046
The Tscan Therapeutics Inc. 401(k) match · 2024
Employer contribution per active participant$5,345
Median for plans this size$1,313
2024$5,345 per active participant
2023$5,231 per active participant

Tscan Therapeutics Inc.'s 2024 employer contribution ran above the $1,313 median for plans its size, placing it in the top quarter of its peers. Filings report dollars actually contributed, not the match formula; the formula itself (for example, 50% of the first 6% of pay) lives in the plan's summary plan description from HR.

What these fees cost you

Annual cost at the plan's reported 2024 administrative ratio, against the median plan its size; fund expense ratios are extra. Compare any plan.

Service providers · 20243
ALERA INVESTMENT ADVISORS, LLC · Recordkeeping · Trustee$30,821
ADP, INC. · Loan processing · Recordkeeping$2,225
ADP BROKER-DEALERindirect comp

Compensation shown is direct payments from plan assets reported on Schedule C. Providers paid through fund revenue-sharing appear as indirect.

Recordkeeper by year2
2024ADP, ALERA INVESTMENT ADVISORS, LLC
2023ADP

This plan has changed recordkeepers within these filings. If you left Tscan Therapeutics Inc. before a switch, your account may sit at the earlier firm or in a rollover IRA. Looking for an account from a past job here? How to find an old 401(k).

Administrative cost history2
2024$33,046 · 0.34%
2023$5,083 · 0.09%
Similar plansProfessional & Technical Services · Massachusetts
24M Technologies Inc MA$12.2M · 0.35%
Dimagi Inc. MA$12.2M · 0.09%
Demiurge Studios Inc. MA$12.1M · 0.22%
Omega Therapeutics, Inc. MA$11.8M · 0.11%
Whitridge Associates, Inc. MA$11.8M · 0.11%
Addgene, Inc MA$11.7M · 0.12%
Viridian Therapeutics, Inc. MA$11.6M · 0.14%

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Source: U.S. Department of Labor, Form 5500 series, EIN 825282075 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.