401(k) · DOL Form 5500 · 2024
Principal Life Insurance Company 401(k) Plan
Data updated 2026-08-11
- $997M
- Total assets
- 8,111
- Participants
- 98th
- Percentile by assets
- $122,908
- Avg per participant
Official DOL plan name: Thrivewise Pooled Employer Plan · Sponsored by Principal Life Insurance Company · Iowa · Finance & Insurance
$997M in assets, 8,111 participants
Principal Life Insurance Company's Thrivewise Pooled Employer Plan reported $997M in total assets and 8,111 participants in its 2024 DOL Form 5500 filing, ranking in the 98th 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.
- 98th percentile by assets (of 123,622 plans)
- #8,300 in Finance & Insurance (8,549 peers)
Coverage in Iowa
Thrivewise Pooled Employer Plan covers 8,111 participants in Iowa, 13x the typical Iowa plan (state average ~609 per filing). Assets: $997M.
- $997M
- total plan assets (2024 EOY)
- 8,111
- covered participants
- 98th
- percentile by assets (of 123,622 plans)
- $122,908
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Thrivewise Pooled Employer Plan end-of-year assets rose from $865M in the plan year 2023 filing to $997M in the plan year 2024 filing.
- Thrivewise Pooled Employer Plan reported net income fell from $135M in the plan year 2023 filing to $119M in the plan year 2024 filing.
- Thrivewise Pooled Employer Plan reported participants rose from 7,764 in the plan year 2023 filing to 8,111 in the plan year 2024 filing.
Participants vs Iowa filers
In Iowa, the average filing covers about 609 participants across 1,246 plans. Thrivewise Pooled Employer Plan reports 8,111 participants - 13x that state average ($997M EOY assets).
Iowa filing particulars
| Total Assets (Beginning of Year) | $865M |
|---|---|
| Net Assets (End of Year) | $997M |
| Net Income | $119M |
| Employer EIN | 420127290 |
| Plan Effective Date | 2021-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Principal Life Insurance Company)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 2 | 41,384 | $742M |
| 2023 | 4 | 80,191 | $1.3B |
| 2024 | 3 | 129,388 | $1.7B |
Nearby 401(k) Plans in Iowa
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Thrivewise Pooled Employer Plan vs. nearby 401(k) plans in Iowa, assets vs. participants
- The Principal Select Savings Plan $4.6B · 12,841
- The Rsm US LLP Retirement Plan $3.4B · 14,728
- Iowa Health System Section 401(k) Retirement Savings Plan $3.3B · 25,072
- The Hy-Vee and Affiliates 401(k) Plan $3.1B · 55,411
- Transamerica 401(k) Retirement Savings Plan $2.7B · 8,059
Scale composition for Thrivewise Pooled Employer Plan
Thrivewise Pooled Employer Plan reports $997M in end-of-year assets across 8,111 participants (0.008% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.009% of 93,925,755 covered participants) - about $122,908 per participant (89% of the national average assets-per-participant) . Net income for plan year 2024 was $119M.
This plan identity (EIN 420127290, plan #333) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $588M to $997M (+69.4%) while covered participants moved from 5,330 to 8,111 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 5,330 | $588M | Open filing |
| 2023 | 7,764 | $865M | Open filing |
| 2024 · index core | 8,111 | $997M | This page |
The same sponsor also keeps 1 other index-core plan on PlainRetire:
- Principal Ease 401(k) Plan (401(k), $651M, 121,032 participants)
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Thrivewise Pooled Employer Plan by total assets, not by location.
- Retirement Plan for Michigan Credit Union Employees 401(k) Savings Plan (MI) $996M · 9,086
- Infrastructure Prosperity Group Employee Stock Ownership and Deferred Compensation Plan (IN) $998M · 1,148
- Carrier Retirement Savings Plan (FL) $998M · 12,295
- Tegna 401(k) Savings Plan (VA) $995M · 6,116
Frequently Asked Questions
How did Thrivewise Pooled Employer Plan assets move in 2024? ▼
How have Principal Life Insurance Company plan assets changed over time? ▼
Where does Thrivewise Pooled Employer Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Thrivewise Pooled Employer Plan? ▼
Next read for Thrivewise Pooled Employer Plan
Filing takeaways
Ways to act on Thrivewise Pooled Employer Plan's numbers.
- By total assets, Thrivewise Pooled Employer Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Iowa. Compare plans
- Principal Life Insurance Company's sponsor-wide assets have grown 130.3% since 2022 across 3 plan years on file. More Finance & Insurance plans