Slack Technologies Inc.
Plan context: Slack Technologies Inc. 401(K) Plan
EIN 26-4400325 • San Francisco, CA • 13 filings • 2 plans
Current Snapshot
Latest Year
2021
2021 Participants
1,820
2021 Assets
$151,860,889
2021 Contributions
$42,400,711
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2021 | 2 | 0 | $0 | $42,400,711 | - |
| Slack Technologies Inc. Health & Welfare Plan | - | 0 | - | - | - |
| Slack Technologies Inc. 401(K) Plan | - | 0 | - | $42,400,711 | - |
| 2020 | 2 | 1,820 | $151,860,889 | $49,095,560 | $26,976iApproximate average salary by contribution assumption: employee only about $674,390 at 4% or $449,593 at 6%; with 50% employer match about $449,593 at 4% or $299,729 at 6%; with 100% employer match about $337,195 at 4% or $224,797 at 6%. |
| Slack Technologies Inc. 401(K) Plan | - | 1,820 | $151,860,889 | $49,095,560 | $26,976iApproximate average salary by contribution assumption: employee only about $674,390 at 4% or $449,593 at 6%; with 50% employer match about $449,593 at 4% or $299,729 at 6%; with 100% employer match about $337,195 at 4% or $224,797 at 6%. |
| Slack Technologies Inc. Health & Welfare Plan | - | 1,813 | - | - | - |
| 2019 | 2 | 1,641 | $86,162,193 | $38,350,488 | $23,370iApproximate average salary by contribution assumption: employee only about $584,255 at 4% or $389,503 at 6%; with 50% employer match about $389,503 at 4% or $259,669 at 6%; with 100% employer match about $292,127 at 4% or $194,752 at 6%. |
| Slack Technologies Inc. 401(K) Plan | - | 1,641 | $86,162,193 | $38,350,488 | $23,370iApproximate average salary by contribution assumption: employee only about $584,255 at 4% or $389,503 at 6%; with 50% employer match about $389,503 at 4% or $259,669 at 6%; with 100% employer match about $292,127 at 4% or $194,752 at 6%. |
| Slack Technologies Inc. Health & Welfare Plan | - | 1,509 | - | - | - |
| 2018 | 2 | 1,076 | $37,931,266 | $19,976,010 | $18,565iApproximate average salary by contribution assumption: employee only about $464,127 at 4% or $309,418 at 6%; with 50% employer match about $309,418 at 4% or $206,279 at 6%; with 100% employer match about $232,063 at 4% or $154,709 at 6%. |
| Slack Technologies Inc. 401(K) Plan | - | 1,076 | $37,931,266 | $19,976,010 | $18,565iApproximate average salary by contribution assumption: employee only about $464,127 at 4% or $309,418 at 6%; with 50% employer match about $309,418 at 4% or $206,279 at 6%; with 100% employer match about $232,063 at 4% or $154,709 at 6%. |
| Slack Technologies Inc. Health & Welfare Plan | - | 1,072 | - | - | - |
| 2017 | 2 | 710 | $21,890,248 | $12,457,040 | $17,545iApproximate average salary by contribution assumption: employee only about $438,628 at 4% or $292,419 at 6%; with 50% employer match about $292,419 at 4% or $194,946 at 6%; with 100% employer match about $219,314 at 4% or $146,209 at 6%. |
| Slack Technologies Inc. 401(K) Plan | - | 710 | $21,890,248 | $12,457,040 | $17,545iApproximate average salary by contribution assumption: employee only about $438,628 at 4% or $292,419 at 6%; with 50% employer match about $292,419 at 4% or $194,946 at 6%; with 100% employer match about $219,314 at 4% or $146,209 at 6%. |
| Slack Technologies Inc. Health & Welfare Plan | - | 703 | - | - | - |
| 2016 | 2 | 508 | $7,735,462 | $5,668,004 | $11,157iApproximate average salary by contribution assumption: employee only about $278,937 at 4% or $185,958 at 6%; with 50% employer match about $185,958 at 4% or $123,972 at 6%; with 100% employer match about $139,469 at 4% or $92,979 at 6%. |
| Slack Technologies Inc. 401(K) Plan | - | 508 | $7,735,462 | $5,668,004 | $11,157iApproximate average salary by contribution assumption: employee only about $278,937 at 4% or $185,958 at 6%; with 50% employer match about $185,958 at 4% or $123,972 at 6%; with 100% employer match about $139,469 at 4% or $92,979 at 6%. |
| Slack Technologies Inc. Health & Welfare Plan | - | 496 | - | - | - |
| 2015 | 1 | 126 | $1,622,650 | $1,858,687 | $14,751iApproximate average salary by contribution assumption: employee only about $368,787 at 4% or $245,858 at 6%; with 50% employer match about $245,858 at 4% or $163,905 at 6%; with 100% employer match about $184,394 at 4% or $122,929 at 6%. |
| Slack Technologies Inc. 401(K) Plan | - | 126 | $1,622,650 | $1,858,687 | $14,751iApproximate average salary by contribution assumption: employee only about $368,787 at 4% or $245,858 at 6%; with 50% employer match about $245,858 at 4% or $163,905 at 6%; with 100% employer match about $184,394 at 4% or $122,929 at 6%. |