401(k) · DOL Form 5500 · 2023

Cook Inlet Region, Inc. 401(k) Plan

Data updated 2026-08-25

$498M
Total assets Above avg plan size
5,039
Participants Above avg headcount
97th
Percentile by assets National rank
$98,910
Avg per participant Below avg balance/head
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Official DOL plan name: Cook Inlet Region 401(k) Retirement Plan · Sponsored by Cook Inlet Region, Inc. · Alaska · Finance & Insurance

$498M in assets, 5,039 participants

Cook Inlet Region, Inc.'s Cook Inlet Region 401(k) Retirement Plan reported $498M in total assets and 5,039 participants in its 2023 DOL Form 5500 filing, ranking in the 97th 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.

  • #8,465 in Finance & Insurance (8,869 peers)

Coverage in Alaska

Cook Inlet Region 401(k) Retirement Plan covers 5,039 participants in Alaska, 10x the typical Alaska plan (state average ~481 per filing). Assets: $498M.

#8,465
in Finance & Insurance (8,869 peers)
+30.3%
assets growth YoY
5.0×
vs typical plan assets (national mean)

Cook Inlet Region 401(k) Retirement Plan's outsized position by total assets

Cook Inlet Region 401(k) Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$498,406,925 Top 3% higher than 97% of 127,068 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 2023

Cook Inlet Region 401(k) Retirement Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Cook Inlet Region 401(k) Retirement Plan lands in the large band (5,039 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Cook Inlet Region 401(k) Retirement Plan reported net income rose from -$68M in the plan year 2022 filing to $116M in the plan year 2023 filing.
  • Cook Inlet Region 401(k) Retirement Plan end-of-year assets rose from $382M in the plan year 2022 filing to $498M in the plan year 2023 filing.
  • Cook Inlet Region 401(k) Retirement Plan reported participants rose from 4,595 in the plan year 2022 filing to 5,039 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 920042304 · Cook Inlet Region, Inc. PY 2023 · 401(k)

Cook Inlet Region 401(k) Retirement Plan · $498M · 5,039 · 97th

  • BOOK $498M
  • VS-ST 5,039
  • BOY 97th
  • SCH 401(k)
  • EBSA near Msd Employee Stock Purchase & Savings Plan
  • PART ind #8465

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 Finance & Insurance retirement plans → · Plans in Alaska →

Cook Inlet Region 401(k) Retirement Plan in the asset neighbourhood

Retirement Savings Plan for Daikin Group Affiliated CompaniesRetirement Savings Plan for …$499MBrown and Caldwell Savings PlanBrown and Caldwell Savings P…$499MMsd Employee Stock Purchase & Savings PlanMsd Employee Stock Purchase …$499MCook Inlet Region 401(k) Retirement PlanCook Inlet Region 401(k) Ret…$498MHunter Douglas, Inc. Employee Savings 401(k) PlanHunter Douglas, Inc. Employe…$498M
End-of-year total assets ($M) among Cook Inlet Region 401(k) Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Alaska filing particulars

Total Assets (Beginning of Year)$382M
Net Assets (End of Year)$498M
Net Income$116M
Employer EIN920042304
Plan Effective Date1984-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Cook Inlet Region, Inc.)

Sponsor-wide plan assets over time

All Cook Inlet Region, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$589M 54.11234013616713% vs 2022
2024 filing year
$300M$400M$500M$600M$700M 202220232024 $382M $589M ▲ +54.1%
Year Plans Participants Total Assets
2022 1 4,595 $382M
2023 1 5,039 $498M
2024 1 5,189 $589M

Nearby 401(k) Plans in Alaska

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

Cook Inlet Region 401(k) Retirement Plan vs. nearby 401(k) plans in Alaska, assets vs. participants Scatter plot of 6 data points. 050001000015000 0.20.40.60.811.21.4 Total assets ($B) Participants Cook Inlet Region 401(k) Retirement Plan, Total assets ($B): 0.498406925 · Participants: 5039Cook Inlet Region 401(k) Retirement PlanArctic Slope Regional Corporation and Subsidiaries Employees Retirement Plan, Total assets ($B): 1.297507306 · Participants: 14281Arctic Slope Regional Corporation and Subsidiaries Employees Retirement PlanGainwell Technologies 401(k) Plan, Total assets ($B): 0.559415606 · Participants: 10596Gainwell Technologies 401(k) PlanBristol Bay Native Corporation 401(k) Savings Plan, Total assets ($B): 0.414835549 · Participants: 4851Bristol Bay Native Corporation 401(k) Savings PlanGci 401(k) Plan, Total assets ($B): 0.401720597 · Participants: 1826Gci 401(k) PlanChenega Corporation 401(k) Profit Sharing Plan and Trust, Total assets ($B): 0.392282867 · Participants: 6984Chenega Corporation 401(k) Profit Sharing Plan and Trust
Cook Inlet Region 401(k) Retirement Plan vs. nearby 401(k) plans in Alaska, assets vs. participants

Scale composition for Cook Inlet Region 401(k) Retirement Plan

Cook Inlet Region 401(k) Retirement Plan reports $498M in end-of-year assets across 5,039 participants (0.004% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.005% of 93,925,755 covered participants) - about $98,910 per participant (72% of the national average assets-per-participant) . Net income for plan year 2023 was $116M.

This plan identity (EIN 920042304, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $382M to $589M (+54.1%) while covered participants moved from 4,595 to 5,189 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 4,595 $382M Open filing
2023 5,039 $498M This page
2024 · index core 5,189 $589M Open filing

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

Cook Inlet Region 401(k) Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Alaska, the nearest 401(k) by assets is Msd Employee Stock Purchase & Savings Plan in NJ ($499M); by covered participants it is Hc Salon Holdings 401(k) Plan in VA (5,039 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (5,039 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Cook Inlet Region 401(k) Retirement Plan assets move in 2023?
Cook Inlet Region 401(k) Retirement Plan surged - up 30.3% during 2023, from $382M to $498M. Reported net income was $116M.
How have Cook Inlet Region, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Cook Inlet Region, Inc.'s sponsor-wide assets grew 54.1%, from $382M to $589M.
Where does Cook Inlet Region 401(k) Retirement Plan rank by assets among Form 5500 filers?
Cook Inlet Region 401(k) Retirement Plan ranks in the 97th 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 Cook Inlet Region 401(k) Retirement Plan?
Among 401(k) plans in other states, the closest by assets is Msd Employee Stock Purchase & Savings Plan in NJ ($499M, 2,487 participants).
Which 401(k) plans cover a similar participant headcount to Cook Inlet Region 401(k) Retirement Plan?
Among 401(k) plans in other states, the closest by covered participants is Hc Salon Holdings 401(k) Plan in VA (5,039 participants, $40M in assets).