401(k) · DOL Form 5500 · 2023

Subaru of Indiana Automotive, Inc. 401(k) Plan

Data updated 2026-08-11

$819M
Total assets
5,489
Participants
98th
Percentile by assets
$149,122
Avg per participant
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Official DOL plan name: Sia Retirement Plan · Sponsored by Subaru of Indiana Automotive, Inc. · Indiana · Manufacturing

$819M in assets, 5,489 participants

Subaru of Indiana Automotive, Inc.'s Sia Retirement Plan reported $819M in total assets and 5,489 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)
  • #18,174 in Manufacturing (18,722 peers)

Coverage in Indiana

Sia Retirement Plan covers 5,489 participants in Indiana, 10x the typical Indiana plan (state average ~541 per filing). Assets: $819M.

$819M
total plan assets (2023 EOY)
5,489
covered participants
98th
percentile by assets (of 127,072 plans)
$149,122
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sia Retirement Plan reported net income rose from -$148M in the plan year 2022 filing to $124M in the plan year 2023 filing.
  • Sia Retirement Plan end-of-year assets rose from $695M in the plan year 2022 filing to $819M in the plan year 2023 filing.
  • Sia Retirement Plan reported participants rose from 5,409 in the plan year 2022 filing to 5,489 in the plan year 2023 filing.

See the national 2023→2024 release diff →

State
Industry

Participants vs Indiana filers

In Indiana, the average filing covers about 541 participants across 2,302 plans. Sia Retirement Plan reports 5,489 participants - 10x that state average ($819M EOY assets).

Indiana filing particulars

Total Assets (Beginning of Year)$695M
Net Assets (End of Year)$819M
Net Income$124M
Employer EIN351709710
Plan Effective Date1989-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Subaru of Indiana Automotive, Inc.)

$600M$700M$800M$900M$1,000M 202220232024 $695M $903M ▲ +29.9%
Total plan assets by year, all Subaru of Indiana Automotive, Inc. plans on file
Year Plans Participants Total Assets
2022 1 5,409 $695M
2023 1 5,489 $819M
2024 1 5,957 $903M

Nearby 401(k) Plans in Indiana

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Sia Retirement Plan vs. nearby 401(k) plans in Indiana, assets vs. participants

Sia Retirement Plan vs. nearby 401(k) plans in Indiana, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000 051015 Total assets ($B) Participants Sia Retirement PlanThe Lilly Employee 4…Elevance Health 401(…Cummins Retirement a…Iu Health 401(k) Sav…Steel Dynamics, Inc.…
Sia Retirement Plan vs. nearby 401(k) plans in Indiana, assets vs. participants

Scale composition for Sia Retirement Plan

Sia Retirement Plan reports $819M in end-of-year assets across 5,489 participants (0.007% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.006% of 93,925,755 covered participants) - about $149,122 per participant (1.1x the national average assets-per-participant) . Net income for plan year 2023 was $124M.

This plan identity (EIN 351709710, plan #004) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $695M to $903M (+29.9%) while covered participants moved from 5,409 to 5,957 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 5,409 $695M Open filing
2023 5,489 $819M This page
2024 · index core 5,957 $903M Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Sia Retirement Plan by total assets, not by location.

Frequently Asked Questions

How did Sia Retirement Plan assets move in 2023?
Sia Retirement Plan grew sharply - up 17.8% during 2023, from $695M to $819M. Reported net income was $124M.
How have Subaru of Indiana Automotive, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Subaru of Indiana Automotive, Inc.'s sponsor-wide assets grew 29.9%, from $695M to $903M.
Where does Sia Retirement Plan rank by assets among Form 5500 filers?
Sia Retirement Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Sia Retirement Plan?
Among 401(k) plans in other states, the closest by assets is Flowers Foods, Inc. 401(k) Retirement Savings Plan in GA ($818M, 8,950 participants).

Filing takeaways

Ways to act on Sia Retirement Plan's numbers.