401(k) · DOL Form 5500 · 2023

Idaho Power Company 401(k) Plan

Data updated 2026-08-25

$794M
Total assets Above avg plan size
2,089
Participants Near avg headcount
98th
Percentile by assets National rank
$380,315
Avg per participant High balance/head
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Official DOL plan name: Idaho Power Company Employee Savings Plan · Sponsored by Idaho Power Company · Idaho · Utilities

$794M in assets, 2,089 participants

Idaho Power Company's Idaho Power Company Employee Savings Plan reported $794M in total assets and 2,089 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.

  • #624 in Utilities (721 peers)

Coverage in Idaho

Idaho Power Company Employee Savings Plan covers 2,089 participants in Idaho, 6.0x the typical Idaho plan (state average ~347 per filing). Assets: $794M.

#624
in Utilities (721 peers)
+14.5%
assets growth YoY
8.0×
vs typical plan assets (national mean)

Idaho Power Company Employee Savings Plan's outsized position by total assets

Idaho Power Company Employee Savings Plan vs every filed plan by assets

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

$794,478,746 Top 2% higher than 98% 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

Idaho Power Company Employee Savings 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. Idaho Power Company Employee Savings Plan lands in the large band (2,089 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Idaho Power Company Employee Savings Plan reported net income rose from -$129M in the plan year 2022 filing to $101M in the plan year 2023 filing.
  • Idaho Power Company Employee Savings Plan end-of-year assets rose from $694M in the plan year 2022 filing to $794M in the plan year 2023 filing.
  • Idaho Power Company Employee Savings Plan reported participants rose from 2,009 in the plan year 2022 filing to 2,089 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 820130980 · Idaho Power Company PY 2023 · 401(k)

Idaho Power Company Employee Savings Plan · $794M · 2,089 · 98th

  • EOY $794M
  • EOY 2,089
  • EOY 98th
  • EOY 401(k)
  • EOY near Sheppard, Mullin, Richter & Hampton LLP Retirement and Savings Plan
  • EOY ind #624

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 Utilities retirement plans → · Plans in Idaho →

Idaho Power Company Employee Savings Plan in the asset neighbourhood

Alliant Insurance Services, Inc. 401(k) Savings & Investment PlanAlliant Insurance Services, …$795MSheppard, Mullin, Richter & Hampton LLP Retirement and Savings PlanSheppard, Mullin, Richter & …$795MIdaho Power Company Employee Savings PlanIdaho Power Company Employee…$794MFormosa Plastics Corporation Employees Savings PlanFormosa Plastics Corporation…$794MFrontier Airlines, Inc. 401(k) Retirement PlanFrontier Airlines, Inc. 401(…$794M
End-of-year total assets ($M) among Idaho Power Company Employee Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Idaho filing particulars

Total Assets (Beginning of Year)$694M
Net Assets (End of Year)$794M
Net Income$101M
Employer EIN820130980
Plan Effective Date1974-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Idaho Power Company)

Sponsor-wide plan assets over time

All Idaho Power Company plans reported in each filing year

Latest sponsor-wide plan assets
$1.9B 17.683629620342302% vs 2022
2024 filing year
$1.5B$1.6B$1.7B$1.8B$1.9B 202220232024 $1.58B $1.86B ▲ +17.7%
Year Plans Participants Total Assets
2022 2 4,018 $1.6B
2023 2 4,164 $1.7B
2024 2 4,232 $1.9B

Nearby 401(k) Plans in Idaho

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

Idaho Power Company Employee Savings Plan vs. nearby 401(k) plans in Idaho, assets vs. participants Scatter plot of 6 data points. 020004000600080001000012000 01234 Total assets ($B) Participants Idaho Power Company Employee Savings Plan, Total assets ($B): 0.794478746 · Participants: 2089Idaho Power Company Employee Savings PlanMicron Technology Inc. Retirement at Micron (Ram) Plan, Total assets ($B): 3.248376347 · Participants: 9865Micron Technology Inc. Retirement at Micron (Ram) PlanIdaho National Laboratory Employee Investment Plan, Total assets ($B): 2.322477073 · Participants: 6419Idaho National Laboratory Employee Investment PlanSimplot Retirement Savings Plan, Total assets ($B): 1.387440309 · Participants: 8746Simplot Retirement Savings PlanBoise Cascade Company Savings Plan, Total assets ($B): 0.655532616 · Participants: 3476Boise Cascade Company Savings PlanPower Profit Sharing 401(k) Plan, Total assets ($B): 0.513511302 · Participants: 3146Power Profit Sharing 401(k) Plan
Idaho Power Company Employee Savings Plan vs. nearby 401(k) plans in Idaho, assets vs. participants
Compare Idaho Power Company Employee Savings Plan side-by-side with 3 peers →

Idaho Power Company Employee Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Idaho, the nearest 401(k) by assets is Sheppard, Mullin, Richter & Hampton LLP Retirement and Savings Plan in CA ($795M); by covered participants it is La Michoacana Meat Market 401(k) Plan in TX (2,089 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (2,089 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 Idaho Power Company Employee Savings Plan assets move in 2023? ▼
Idaho Power Company Employee Savings Plan grew at a solid clip - up 14.5% during 2023, from $694M to $794M. Reported net income was $101M.
How have Idaho Power Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Idaho Power Company's sponsor-wide assets grew 17.7%, from $1.6B to $1.9B.
Where does Idaho Power Company Employee Savings Plan rank by assets among Form 5500 filers? ▼
Idaho Power Company Employee Savings 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 Idaho Power Company Employee Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Sheppard, Mullin, Richter & Hampton LLP Retirement and Savings Plan in CA ($795M, 1,842 participants).
Which 401(k) plans cover a similar participant headcount to Idaho Power Company Employee Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is La Michoacana Meat Market 401(k) Plan in TX (2,089 participants, $5M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 820130980.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.