401(k) · DOL Form 5500 · 2024

Microsoft Corporation 401(k) Plan

Data updated 2026-08-25

$65.6B
Total assets Mega-plan scale
118,818
Participants Very large workforce
100th
Percentile by assets National rank
$552,492
Avg per participant High balance/head
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Official DOL plan name: Microsoft Corporation Savings Plus 401(k) Plan · Sponsored by Microsoft Corporation · Washington · Information & Media

$65.6B in assets, 118,818 participants

Microsoft Corporation's Microsoft Corporation Savings Plus 401(k) Plan reported $65.6B in total assets and 118,818 participants in its 2024 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.

  • #2,822 in Information & Media (2,822 peers)

Coverage in Washington

Microsoft Corporation Savings Plus 401(k) Plan covers 118,818 participants in Washington, 80x the typical Washington plan (state average ~1,476 per filing). Assets: $65.6B.

#2,822
in Information & Media (2,822 peers)
+23.3%
assets growth YoY
659×
vs typical plan assets (national mean)

Microsoft Corporation Savings Plus 401(k) Plan's outsized position by total assets

Microsoft Corporation Savings Plus 401(k) Plan vs every filed plan by assets

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

$65,646,011,638 Highest reported value at or above every one 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

Microsoft Corporation Savings Plus 401(k) Plan's mega-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Microsoft Corporation Savings Plus 401(k) Plan is a mega filing (118,818 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Microsoft Corporation Savings Plus 401(k) Plan end-of-year assets rose from $53.2B in the plan year 2023 filing to $65.6B in the plan year 2024 filing.
  • Microsoft Corporation Savings Plus 401(k) Plan reported net income fell from $12.9B in the plan year 2023 filing to $12.2B in the plan year 2024 filing.
  • Microsoft Corporation Savings Plus 401(k) Plan reported participants fell from 123,296 in the plan year 2023 filing to 118,818 in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 911144442 · Microsoft Corporation PY 2024 · 401(k)

Microsoft Corporation Savings Plus 401(k) Plan · $65.6B · 118,818 · 100th

  • BOOK $65.6B
  • VS-ST 118,818
  • BOY 100th
  • SCH 401(k)
  • EBSA near The Bank of America 401(k) Plan
  • PART ind #2822

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 Information & Media retirement plans → · Plans in Washington →

Microsoft Corporation Savings Plus 401(k) Plan in the asset neighbourhood

Microsoft Corporation Savings Plus 401(k) PlanMicrosoft Corporation Saving…$65.6BThe Bank of America 401(k) PlanThe Bank of America 401(k) P…$62.9BIBM 401(k) Plan$60.4BRtx Savings Plan$58.6BWells Fargo & Company 401(k) PlanWells Fargo & Company 401(k)…$57.9B
End-of-year total assets ($B) among Microsoft Corporation Savings Plus 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Washington filing particulars

Total Assets (Beginning of Year)$53.2B
Net Assets (End of Year)$65.6B
Net Income$12.2B
Employer EIN911144442
Plan Effective Date1987-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Microsoft Corporation)

Sponsor-wide plan assets over time

All Microsoft Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$65.6B 65.76159019488117% vs 2022
2024 filing year
$30B$40B$50B$60B$70B 202220232024 $39.6B $65.7B ▲ +65.8%
Year Plans Participants Total Assets
2022 1 109,797 $39.6B
2023 1 123,296 $53.2B
2024 1 118,818 $65.6B

Nearby 401(k) Plans in Washington

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

Microsoft Corporation Savings Plus 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. 050000010000001500000 020406080 Total assets ($B) Participants Microsoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 65.646011638 · Participants: 118818Microsoft Corporation Savings Plus 401(k) PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 73.910477714 · Participants: 139394The Boeing Company 401(k) Retirement PlanCostco 401(k) Retirement Plan, Total assets ($B): 41.017392708 · Participants: 202468Costco 401(k) Retirement PlanAmazon 401(k) Plan, Total assets ($B): 34.593744657 · Participants: 1209303Amazon 401(k) Plan401(k) Savings Plan, Total assets ($B): 10.074085187 · Participants: 86668401(k) Savings PlanT-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust, Total assets ($B): 9.051824432 · Participants: 66624T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust
Microsoft Corporation Savings Plus 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Microsoft Corporation Savings Plus 401(k) Plan side-by-side with 3 peers →

Scale composition for Microsoft Corporation Savings Plus 401(k) Plan

Microsoft Corporation Savings Plus 401(k) Plan reports $65.6B in end-of-year assets across 118,818 participants (0.53% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.13% of 93,925,755 covered participants) - about $552,492 per participant (4.0x the national average assets-per-participant) . Net income for plan year 2024 was $12.2B.

This plan identity (EIN 911144442, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $39.6B to $65.6B (+65.8%) while covered participants moved from 109,797 to 118,818 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 109,797 $39.6B Open filing
2023 123,296 $53.2B Open filing
2024 · index core 118,818 $65.6B This page

Microsoft Corporation Savings Plus 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is The Bank of America 401(k) Plan in NC ($62.9B); by covered participants it is Tyson Foods, Inc. Retirement Savings Plan in AR (118,403 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($65.6B here).

Similar participant headcount

Nearest other-state filings by covered participants (118,818 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 Microsoft Corporation Savings Plus 401(k) Plan assets move in 2024? ▼
Microsoft Corporation Savings Plus 401(k) Plan grew sharply - up 23.3% during 2024, from $53.2B to $65.6B. Reported net income was $12.2B.
How have Microsoft Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Microsoft Corporation's sponsor-wide assets grew 65.8%, from $39.6B to $65.6B.
Where does Microsoft Corporation Savings Plus 401(k) Plan rank by assets among Form 5500 filers? ▼
Microsoft Corporation Savings Plus 401(k) Plan ranks in the 100th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Microsoft Corporation Savings Plus 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is The Bank of America 401(k) Plan in NC ($62.9B, 168,963 participants).
Which 401(k) plans cover a similar participant headcount to Microsoft Corporation Savings Plus 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Tyson Foods, Inc. Retirement Savings Plan in AR (118,403 participants, $3.7B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 911144442.

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.