401(k) · DOL Form 5500 · 2023

Microsoft Corporation 401(k) Plan

Data updated 2026-08-25

$53.2B
Total assets Mega-plan scale
123,296
Participants Very large workforce
100th
Percentile by assets National rank
$431,692
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Microsoft Corporation Savings Plus 401(k) Plan · Sponsored by Microsoft Corporation · Washington · Information & Media

$53.2B in assets, 123,296 participants

Microsoft Corporation's Microsoft Corporation Savings Plus 401(k) Plan reported $53.2B in total assets and 123,296 participants in its 2023 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.

  • #2,818 in Information & Media (2,818 peers)

Coverage in Washington

Microsoft Corporation Savings Plus 401(k) Plan covers 123,296 participants in Washington, 84x the typical Washington plan (state average ~1,476 per filing). Assets: $53.2B.

#2,818
in Information & Media (2,818 peers)
+34.4%
assets growth YoY
534×
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 2023 · DOL Form 5500

$53,225,853,429 Highest reported value at or above every one 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

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

Plan-year 2023 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 (123,296 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Microsoft Corporation Savings Plus 401(k) Plan reported net income rose from -$8.4B in the plan year 2022 filing to $12.9B in the plan year 2023 filing.
  • Microsoft Corporation Savings Plus 401(k) Plan end-of-year assets rose from $39.6B in the plan year 2022 filing to $53.2B in the plan year 2023 filing.
  • Microsoft Corporation Savings Plus 401(k) Plan reported participants rose from 109,797 in the plan year 2022 filing to 123,296 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 911144442 · Microsoft Corporation PY 2023 · 401(k)

Microsoft Corporation Savings Plus 401(k) Plan · $53.2B · 123,296 · 100th

  • NET $53.2B
  • NET 123,296
  • NET 100th
  • NET 401(k)
  • NET near Rtx Savings Plan
  • NET ind #2818

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

IBM 401 (K) Plus Plan$57.4BThe Bank of America 401(k) PlanThe Bank of America 401(k) P…$54.8BMicrosoft Corporation Savings Plus 401(k) PlanMicrosoft Corporation Saving…$53.2BRtx Savings Plan$52.8BWells Fargo & Company 401(k) PlanWells Fargo & Company 401(k)…$51.8B
End-of-year total assets ($B) among Microsoft Corporation Savings Plus 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Washington filing particulars

Total Assets (Beginning of Year)$39.6B
Net Assets (End of Year)$53.2B
Net Income$12.9B
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. 050000100000150000200000 020406080 Total assets ($B) Participants Microsoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 53.225853429 · Participants: 123296Microsoft Corporation Savings Plus 401(k) PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 72.246135158 · Participants: 128910The Boeing Company 401(k) Retirement PlanCostco 401(k) Retirement Plan, Total assets ($B): 33.384845813 · Participants: 192744Costco 401(k) Retirement PlanT-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust, Total assets ($B): 8.338937292 · Participants: 71538T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust401(k) Savings Plan, Total assets ($B): 8.118808679 · Participants: 87590401(k) Savings PlanProvidence Health & Services 403(b) Value Plan, Total assets ($B): 6.222775252 · Participants: 51684Providence Health & Services 403(b) Value Plan
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 $53.2B in end-of-year assets across 123,296 participants (0.43% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.13% of 93,925,755 covered participants) - about $431,692 per participant (3.1x the national average assets-per-participant) . Net income for plan year 2023 was $12.9B.

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 This page
2024 · index core 118,818 $65.6B Open filing

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

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 Rtx Savings Plan in CT ($52.8B); by covered participants it is Google LLC 401(k) Savings Plan in CA (122,867 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($53.2B here).

Similar participant headcount

Nearest other-state filings by covered participants (123,296 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 Microsoft Corporation Savings Plus 401(k) Plan assets move in 2023? ▼
Microsoft Corporation Savings Plus 401(k) Plan surged - up 34.4% during 2023, from $39.6B to $53.2B. Reported net income was $12.9B.
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 127,072 plans that reported assets for plan year 2023 (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 Rtx Savings Plan in CT ($52.8B, 123,037 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 Google LLC 401(k) Savings Plan in CA (122,867 participants, $39.0B 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 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.