401(k) · DOL Form 5500 · 2023
Principal Life Insurance Company 401(k) Plan
Data updated 2026-08-11
- $865M
- Total assets
- 7,764
- Participants
- 98th
- Percentile by assets
- $111,361
- Avg per participant
Official DOL plan name: Thrivewise Pooled Employer Plan · Sponsored by Principal Life Insurance Company · Iowa · Finance & Insurance
$865M in assets, 7,764 participants
Principal Life Insurance Company's Thrivewise Pooled Employer Plan reported $865M in total assets and 7,764 participants in its 2023 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 127,072 plans)
- #8,615 in Finance & Insurance (8,869 peers)
Coverage in Iowa
Thrivewise Pooled Employer Plan covers 7,764 participants in Iowa, 13x the typical Iowa plan (state average ~609 per filing). Assets: $865M.
- $865M
- total plan assets (2023 EOY)
- 7,764
- covered participants
- 98th
- percentile by assets (of 127,072 plans)
- $111,361
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Thrivewise Pooled Employer Plan reported net income rose from -$66M in the plan year 2022 filing to $135M in the plan year 2023 filing.
- Thrivewise Pooled Employer Plan end-of-year assets rose from $588M in the plan year 2022 filing to $865M in the plan year 2023 filing.
- Thrivewise Pooled Employer Plan reported participants rose from 5,330 in the plan year 2022 filing to 7,764 in the plan year 2023 filing.
Participants vs Iowa filers
In Iowa, the average filing covers about 609 participants across 1,246 plans. Thrivewise Pooled Employer Plan reports 7,764 participants - 13x that state average ($865M EOY assets).
Iowa filing particulars
| Total Assets (Beginning of Year) | $588M |
|---|---|
| Net Assets (End of Year) | $865M |
| Net Income | $135M |
| 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 $4.1B · 12,827
- Iowa Health System Section 401(k) Retirement Savings Plan $3.0B · 28,959
- The Hy-Vee and Affiliates 401(k) Plan $2.9B · 56,181
- The Rsm US LLP Retirement Plan $2.9B · 14,720
- Transamerica 401(k) Retirement Savings Plan $2.4B · 6,999
Scale composition for Thrivewise Pooled Employer Plan
Thrivewise Pooled Employer Plan reports $865M in end-of-year assets across 7,764 participants (0.007% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.008% of 93,925,755 covered participants) - about $111,361 per participant (81% of the national average assets-per-participant) . Net income for plan year 2023 was $135M.
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 | This page |
| 2024 · index core | 8,111 | $997M | Open filing |
The same sponsor also keeps 2 other index-core plans on PlainRetire:
- Thrivewise Pooled Employer Plan (401(k), $997M, 8,111 participants)
- 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.
- Worthington Industries, Inc. Deferred Profit Sharing Plan (OH) $865M · 4,935
- Travel + Leisure Co. Employee Savings Plan (FL) $865M · 10,364
- One Gas, Inc. 401(k) Plan (OK) $864M · 3,716
- Four Seasons Hotels Retirement Benefit Plan () $863M · 15,652
Frequently Asked Questions
How did Thrivewise Pooled Employer Plan assets move in 2023? ▼
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