401(k) · DOL Form 5500 · 2024

Neptune Aviation Services Inc. 401(k) Plan

Data updated 2026-08-25

$29M
Total assets Below avg plan size
194
Participants Below avg headcount
77th
Percentile by assets National rank
$147,917
Avg per participant Above avg balance/head
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Official DOL plan name: Neptune Aviation Savings and Investment Plan · Sponsored by Neptune Aviation Services Inc. · Montana · Transportation & Warehousing

$29M in assets, 194 participants

Neptune Aviation Services Inc.'s Neptune Aviation Savings and Investment Plan reported $29M in total assets and 194 participants in its 2024 DOL Form 5500 filing, ranking in the 77th 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.

  • #2,504 in Transportation & Warehousing (3,299 peers)

Where Neptune Aviation Savings and Investment Plan sits by assets

Neptune Aviation Savings and Investment Plan sits in the top quartile of all filed plans by assets, $29M for 194 participants (~$147,917/participant), up 18.7% in 2024.

#2,504
in Transportation & Warehousing (3,299 peers)
+18.7%
assets growth YoY
0.3×
vs typical plan assets (national mean)

Neptune Aviation Savings and Investment Plan's outsized position by total assets

Neptune Aviation Savings and Investment Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$28,695,846 Top 23% higher than 77% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Neptune Aviation Savings and Investment Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Neptune Aviation Savings and Investment Plan sits mid-pack in the medium band (194 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Neptune Aviation Savings and Investment Plan reported net income rose from $3M in the plan year 2023 filing to $5M in the plan year 2024 filing.
  • Neptune Aviation Savings and Investment Plan end-of-year assets rose from $24M in the plan year 2023 filing to $29M in the plan year 2024 filing.
  • Neptune Aviation Savings and Investment Plan reported participants fell from 197 in the plan year 2023 filing to 194 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 810483816 · Neptune Aviation Services Inc. PY 2024 · 401(k)

Neptune Aviation Savings and Investment Plan · $29M · 194 · 77th

  • ASSETS $29M
  • PCT 194
  • EIN 77th
  • RANK 401(k)
  • PHOTO near Careington 401(k) Plan
  • IND ind #2504

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Transportation & Warehousing retirement plans → · Plans in Montana →

Neptune Aviation Savings and Investment Plan in the asset neighbourhood

Neptune Aviation Savings and Investment PlanNeptune Aviation Savings and…$29MCareington 401(k) Plan$29MOmniva 401(k) Plan$29MLewis Brothers Bakeries, Inc. Savings PlanLewis Brothers Bakeries, Inc…$29MMountainone Financial, Inc 401(k) PlanMountainone Financial, Inc 4…$29M
End-of-year total assets ($M) among Neptune Aviation Savings and Investment Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$24M
Net Assets (End of Year)$29M
Net Income$5M
Employer EIN810483816
Plan Effective Date1997-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Neptune Aviation Services Inc.)

Sponsor-wide plan assets over time

All Neptune Aviation Services Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$29M 38.74885823862756% vs 2022
2024 filing year
$15M$20M$25M$30M 202220232024 $20.7M $28.7M ▲ +38.8%
Year Plans Participants Total Assets
2022 1 178 $21M
2023 1 197 $24M
2024 1 194 $29M

Nearby 401(k) Plans in Montana

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

Neptune Aviation Savings and Investment Plan vs. nearby 401(k) plans in Montana, assets vs. participants Scatter plot of 6 data points. -1000010002000300040005000 -2000200400600800 Total assets ($M) Participants Neptune Aviation Savings and Investment Plan, Total assets ($M): 28.695846 · Participants: 194Neptune Aviation Savings and Investment PlanD.a. Davidson Companies Retirement Savings and Profit Sharing Plan, Total assets ($M): 622.672637 · Participants: 1619D.a. Davidson Companies Retirement Savings and Profit Sharing PlanGlacier Bancorp, Inc. Profit Sharing and 401(k) Plan, Total assets ($M): 537.940129 · Participants: 3215Glacier Bancorp, Inc. Profit Sharing and 401(k) PlanNorthwestern Energy 401(k) Retirement Savings Plan, Total assets ($M): 512.769387 · Participants: 1571Northwestern Energy 401(k) Retirement Savings PlanLogan Health Retirement Savings Plan, Total assets ($M): 500.352847 · Participants: 4288Logan Health Retirement Savings PlanFirst Interstate Bancsystem, Inc. 401(k) Plan, Total assets ($M): 481.734557 · Participants: 3530First Interstate Bancsystem, Inc. 401(k) Plan
Neptune Aviation Savings and Investment Plan vs. nearby 401(k) plans in Montana, assets vs. participants

Neptune Aviation Savings and Investment Plan's out-of-state 401(k) peers by assets and headcount

Outside Montana, the nearest 401(k) by assets is Careington 401(k) Plan in TX ($29M); by covered participants it is Teamsnap Retirement Savings Plan in IL (194 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($29M here).

Similar participant headcount

Nearest other-state filings by covered participants (194 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Neptune Aviation Savings and Investment Plan assets move in 2024?
Neptune Aviation Savings and Investment Plan grew sharply - up 18.7% during 2024, from $24M to $29M. Reported net income was $5M.
How have Neptune Aviation Services Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Neptune Aviation Services Inc.'s sponsor-wide assets grew 38.7%, from $21M to $29M.
Where does Neptune Aviation Savings and Investment Plan rank by assets among Form 5500 filers?
Neptune Aviation Savings and Investment Plan ranks in the 77th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Neptune Aviation Savings and Investment Plan?
Among 401(k) plans in other states, the closest by assets is Careington 401(k) Plan in TX ($29M, 501 participants).
Which 401(k) plans cover a similar participant headcount to Neptune Aviation Savings and Investment Plan?
Among 401(k) plans in other states, the closest by covered participants is Teamsnap Retirement Savings Plan in IL (194 participants, $7M in assets).