401(k) · DOL Form 5500 · 2022

Northwestern Memorial Healthcare 401(k) Plan

Data updated 2026-08-25

$3.6B
Total assets Very large vs avg
31,855
Participants Very large workforce
100th
Percentile by assets National rank
$113,246
Avg per participant Below avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan · Sponsored by Northwestern Memorial Healthcare · Illinois · Healthcare & Social Assistance

$3.6B in assets, 31,855 participants

Northwestern Memorial Healthcare's Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan reported $3.6B in total assets and 31,855 participants in its 2022 DOL Form 5500 filing, ranking in the 100th 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.

  • #20,029 in Healthcare & Social Assistance (20,060 peers)

Coverage in Illinois

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan covers 31,855 participants in Illinois, 41x the typical Illinois plan (state average ~779 per filing). Assets: $3.6B.

#20,029
in Healthcare & Social Assistance (20,060 peers)
-11.5%
assets change YoY
36×
vs typical plan assets (national mean)

The plan reported a net loss of $468M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan's outsized position by total assets

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$3,607,438,228 Highest reported value at or above every one of 139,123 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 2022

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan's mega-plan peer group by participant headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan is a mega filing (31,855 participants), the rightmost band on the breakdown.

Published 5500 schedule card

Filing strip 363152959 · Northwestern Memorial Healthcare PY 2022 · 401(k)

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan · $3.6B · 31,855 · 100th

  • PHOTO $3.6B
  • IND 31,855
  • EOY 100th
  • 5500 401(k)
  • ASSETS near Eversource 401(k) Plan
  • PCT ind #20029

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 Healthcare & Social Assistance retirement plans → · Plans in Illinois →

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan in the asset neighbourhood

Northwestern Memorial Employee 401(k) Pre-Tax Savings PlanNorthwestern Memorial Employ…$3.6BEversource 401(k) Plan$3.6BWillis Towers Watson Savings Plan for U.S. EmployeesWillis Towers Watson Savings…$3.6BThe Principal Select Savings PlanThe Principal Select Savings…$3.6BTiaa Code Section 401(k) Plan$3.6B
End-of-year total assets ($B) among Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Illinois filing particulars

Total Assets (Beginning of Year)$4.1B
Net Assets (End of Year)$3.6B
Net Income-$468M
Employer EIN363152959
Plan Effective Date2000-09-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Northwestern Memorial Healthcare)

Sponsor-wide plan assets over time

All Northwestern Memorial Healthcare plans reported in each filing year

Latest sponsor-wide plan assets
$5.4B 50.65046383380511% vs 2022
2024 filing year
$3B$4B$5B$6B 202220232024 $3.61B $5.43B ▲ +50.4%
Year Plans Participants Total Assets
2022 1 31,855 $3.6B
2023 1 33,082 $4.5B
2024 1 35,963 $5.4B

Nearby 401(k) Plans in Illinois

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

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000250000 05101520 Total assets ($B) Participants Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan, Total assets ($B): 3.607438228 · Participants: 31855Northwestern Memorial Employee 401(k) Pre-Tax Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 14.651519685 · Participants: 53616State Farm 401(k) Savings PlanAccenture United States 401(k) Match and Savings Plan, Total assets ($B): 14.283954811 · Participants: 66653Accenture United States 401(k) Match and Savings PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 13.333286 · Participants: 36136Abbott Laboratories Stock Retirement PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 11.816542826 · Participants: 13437United Airlines Pilot Retirement Account PlanWalgreens Retirement Savings Plan, Total assets ($B): 11.682551768 · Participants: 238072Walgreens Retirement Savings Plan
Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants
Compare Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan side-by-side with 3 peers →

Scale composition for Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan reports $3.6B in end-of-year assets across 31,855 participants (0.029% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.034% of 93,925,755 covered participants) - about $113,246 per participant (82% of the national average assets-per-participant) . Net income for plan year 2022 was -$468M.

This plan identity (EIN 363152959, plan #003) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $3.6B to $5.4B (+50.7%) while covered participants moved from 31,855 to 35,963 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 31,855 $3.6B This page
2023 33,082 $4.5B Open filing
2024 · index core 35,963 $5.4B Open filing

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

Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Eversource 401(k) Plan in CT ($3.6B); by covered participants it is Schwabplan Retirement Savings and Investment Plan in TX (31,841 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($3.6B here).

Similar participant headcount

Nearest other-state filings by covered participants (31,855 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan assets move in 2022? ▼
Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan pulled back noticeably - down 11.5% during 2022, from $4.1B to $3.6B. Reported net income was -$468M.
How have Northwestern Memorial Healthcare plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Northwestern Memorial Healthcare's sponsor-wide assets grew 50.7%, from $3.6B to $5.4B.
Where does Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan rank by assets among Form 5500 filers? ▼
Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan ranks in the 100th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Eversource 401(k) Plan in CT ($3.6B, 9,111 participants).
Which 401(k) plans cover a similar participant headcount to Northwestern Memorial Employee 401(k) Pre-Tax Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Schwabplan Retirement Savings and Investment Plan in TX (31,841 participants, $6.6B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 363152959.

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.