Advanced Drainage Systems 401(k) match, vesting and fees

Plan year 2024 filingAdvanced Drainage Systems, Inc. Retirement and Stock Ownership Plan · Plan 001 · EIN 51-0105665Updated Oct 2026

What Advanced Drainage Systems' 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2024 filing reports $14.8M in employer contributions, about $2,401 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$178,419
Average account balance
6,207
Participants (end of year)
$1.1B
Plan assets (end of year)
0.05%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperPrincipal Life Insurance CompanySchedule C ↗
Independent auditorGbq Partners, LLC (unmodified opinion)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 283 defined-contribution plans in manufacturing with 5,000 to 9,999 participants.

Advanced Drainage Systems: employer contribution per participant$2,401
Peer median$2,895
Advanced Drainage Systems: average balance$178,419
Peer median$115,263
Advanced Drainage Systems: admin expenses ÷ assets0.05%
Peer median0.08%

Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.

Plan history

Plan assets went from $166M at the end of plan year 2021 to $1.1B at the end of plan year 2024.

$166M2021$1B2022$1.5B2023$1.1B2024
End-of-year figures from each plan year's Form 5500 filing for the Advanced Drainage Systems plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
20246,207$1.1B$14.8M$2,4010.05%Not publishedForm 5500 ↗
20235,766$1.5B$8.4M$1,4610.05%Not publishedForm 5500 ↗
20226,015$1B$3.9M$6590.12%Not publishedForm 5500 ↗
20215,119$166M$854K$1760.38%Not publishedForm 5500 ↗

Other Advanced Drainage Systems plans (1)

Each plan files its own Form 5500. Figures are from each plan's latest filing.

Advanced Drainage Systems, Inc. Employee Stock Ownership Plan

Plan 003 · EIN 51-0105665 · plan year 2022 filing · terminated
—
Average account balance
0
Participants (end of year)
$0
Plan assets (end of year)
0.05%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperPrincipalSchedule C ↗
Independent auditorGbq Partners, LLC (unmodified opinion)Schedule H ↗
Plan type and statusRetirement · Terminated (final filing)Form 5500 ↗

Common questions

Does Advanced Drainage Systems match 401(k) contributions?

The match terms for the Advanced Drainage Systems, Inc. Retirement and Stock Ownership Plan have not been published from its filing yet. The plan year 2024 filing reports $14.8M in employer contributions, about $2,401 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Advanced Drainage Systems 401(k) match vested?

The vesting schedule for the Advanced Drainage Systems, Inc. Retirement and Stock Ownership Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Advanced Drainage Systems 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Principal Life Insurance Company. The plan administrator is Advanced Drainage Systems, Inc..

I left Advanced Drainage Systems. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Advanced Drainage Systems, Inc., (614) 658-0106) or the recordkeeper, Principal Life Insurance Company. The Advanced Drainage Systems old 401(k) page lists the contacts from every plan filing. Find an old Advanced Drainage Systems 401(k)

Data from the public Form 5500 annual reports Advanced Drainage Systems filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with Advanced Drainage Systems. Not financial advice. Report a correction · Methodology