Plan Ledger DOL Form 5500 · updated monthly

Dyne Therapeutics, Inc.401(k)

DYNE THERAPEUTICS 401(K) PLAN · WALTHAM, MA · plan year 2024

Employer contribution per participant · 2024
$1,745

Dyne Therapeutics, Inc.'s 2024 Form 5500 did not separately report plan administrative expenses, which is common where recordkeeping is paid through investment revenue-sharing or a master trust. The plan held $12,268,332 across 189 participant accounts, with employer contributions averaging $1,745 per active participant. See methodology for what Form 5500 does and doesn't capture.

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 (1,716th of 2,726), and 7,312th of 11,654 in professional & technical services. In 2024, employees put in $9.06 for every $1.00 the employer contributed.

Plan summary
Net assets, end of year$12,268,332
Participants with balances189
Active participants188
Employer contributions$328,149
Employee contributions$2,971,769
Employer contribution per active participant$1,745
Average account balance$64,912
Benefits paid to participants$894,166
Plan auditUnmodified (clean) audit opinion
AuditorBDG CPAS
Administrative expenses, itemized · 2024
Investment management$548
Total administrative-$1,156
The Dyne Therapeutics, Inc. 401(k) match · 2024
Employer contribution per active participant$1,745
Median for plans this size$1,313

Dyne Therapeutics, Inc.'s 2024 employer contribution ran above the $1,313 median for plans its size. 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.

Service providers · 20241
FIDELITY INVESTMENTS INSTITUTIONAL · Loan processingindirect comp

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

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Source: U.S. Department of Labor, Form 5500 series, EIN 364883909 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.