Addition Therapeutics
Plan context: Addition Therapeutics 401(K) Plan
EIN 87-1269401 • South San Francisco, CA • 4 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
68
2025 Assets
$3,645,633
2025 Contributions
$1,609,613
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 |
|---|---|---|---|---|---|
| 2025 | 1 | 68 | $3,645,633 | $1,609,613 | $23,671iApproximate average salary by contribution assumption: employee only about $591,769 at 4% or $394,513 at 6%; with 50% employer match about $394,513 at 4% or $263,009 at 6%; with 100% employer match about $295,885 at 4% or $197,256 at 6%. |
| Addition Therapeutics 401(K) Plan | - | 68 | $3,645,633 | $1,609,613 | $23,671iApproximate average salary by contribution assumption: employee only about $591,769 at 4% or $394,513 at 6%; with 50% employer match about $394,513 at 4% or $263,009 at 6%; with 100% employer match about $295,885 at 4% or $197,256 at 6%. |
| 2024 | 1 | 61 | $1,860,824 | $1,290,986 | $21,164iApproximate average salary by contribution assumption: employee only about $529,093 at 4% or $352,728 at 6%; with 50% employer match about $352,728 at 4% or $235,152 at 6%; with 100% employer match about $264,546 at 4% or $176,364 at 6%. |
| Addition Therapeutics 401(K) Plan | - | 61 | $1,860,824 | $1,290,986 | $21,164iApproximate average salary by contribution assumption: employee only about $529,093 at 4% or $352,728 at 6%; with 50% employer match about $352,728 at 4% or $235,152 at 6%; with 100% employer match about $264,546 at 4% or $176,364 at 6%. |
| 2023 | 1 | 28 | $562,479 | $469,732 | $16,776iApproximate average salary by contribution assumption: employee only about $419,404 at 4% or $279,602 at 6%; with 50% employer match about $279,602 at 4% or $186,402 at 6%; with 100% employer match about $209,702 at 4% or $139,801 at 6%. |
| Addition Therapeutics 401(K) Plan | - | 28 | $562,479 | $469,732 | $16,776iApproximate average salary by contribution assumption: employee only about $419,404 at 4% or $279,602 at 6%; with 50% employer match about $279,602 at 4% or $186,402 at 6%; with 100% employer match about $209,702 at 4% or $139,801 at 6%. |
| 2022 | 1 | 11 | $139,398 | $149,085 | $13,553iApproximate average salary by contribution assumption: employee only about $338,830 at 4% or $225,886 at 6%; with 50% employer match about $225,886 at 4% or $150,591 at 6%; with 100% employer match about $169,415 at 4% or $112,943 at 6%. |
| Addition Therapeutics 401(K) Plan | - | 11 | $139,398 | $149,085 | $13,553iApproximate average salary by contribution assumption: employee only about $338,830 at 4% or $225,886 at 6%; with 50% employer match about $225,886 at 4% or $150,591 at 6%; with 100% employer match about $169,415 at 4% or $112,943 at 6%. |