Insitro Inc.
Plan context: Insitro 401(K) Plan
EIN 82-4635443 • South San Francisco, CA • 9 filings • 2 plans
Current Snapshot
Latest Year
2025
2025 Participants
210
2025 Assets
$24,427,234
2025 Contributions
$7,720,934
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 | 210 | $0 | $0 | - |
| Insitro Employee Benefits Plan | - | 210 | - | - | - |
| 2024 | 2 | 289 | $24,427,234 | $7,720,934 | $26,716iApproximate average salary by contribution assumption: employee only about $667,901 at 4% or $445,267 at 6%; with 50% employer match about $445,267 at 4% or $296,845 at 6%; with 100% employer match about $333,950 at 4% or $222,634 at 6%. |
| Insitro 401(K) Plan | - | 284 | $24,427,234 | $7,720,934 | $27,186iApproximate average salary by contribution assumption: employee only about $679,660 at 4% or $453,106 at 6%; with 50% employer match about $453,106 at 4% or $302,071 at 6%; with 100% employer match about $339,830 at 4% or $226,553 at 6%. |
| Insitro Employee Benefits Plan | - | 289 | - | - | - |
| 2023 | 2 | 257 | $15,924,093 | $6,888,738 | $26,804iApproximate average salary by contribution assumption: employee only about $670,111 at 4% or $446,740 at 6%; with 50% employer match about $446,740 at 4% or $297,827 at 6%; with 100% employer match about $335,055 at 4% or $223,370 at 6%. |
| Insitro 401(K) Plan | - | 257 | $15,924,093 | $6,888,738 | $26,804iApproximate average salary by contribution assumption: employee only about $670,111 at 4% or $446,740 at 6%; with 50% employer match about $446,740 at 4% or $297,827 at 6%; with 100% employer match about $335,055 at 4% or $223,370 at 6%. |
| Insitro Employee Benefits Plan | - | 248 | - | - | - |
| 2022 | 1 | 206 | $7,837,164 | $4,187,114 | $20,326iApproximate average salary by contribution assumption: employee only about $508,145 at 4% or $338,763 at 6%; with 50% employer match about $338,763 at 4% or $225,842 at 6%; with 100% employer match about $254,072 at 4% or $169,382 at 6%. |
| Insitro 401(K) Plan | - | 206 | $7,837,164 | $4,187,114 | $20,326iApproximate average salary by contribution assumption: employee only about $508,145 at 4% or $338,763 at 6%; with 50% employer match about $338,763 at 4% or $225,842 at 6%; with 100% employer match about $254,072 at 4% or $169,382 at 6%. |
| 2021 | 1 | 145 | $5,175,535 | $2,182,164 | $15,049iApproximate average salary by contribution assumption: employee only about $376,235 at 4% or $250,823 at 6%; with 50% employer match about $250,823 at 4% or $167,216 at 6%; with 100% employer match about $188,118 at 4% or $125,412 at 6%. |
| Insitro 401(K) Plan | - | 145 | $5,175,535 | $2,182,164 | $15,049iApproximate average salary by contribution assumption: employee only about $376,235 at 4% or $250,823 at 6%; with 50% employer match about $250,823 at 4% or $167,216 at 6%; with 100% employer match about $188,118 at 4% or $125,412 at 6%. |
| 2020 | 1 | 92 | $2,510,832 | $1,397,072 | $15,186iApproximate average salary by contribution assumption: employee only about $379,639 at 4% or $253,093 at 6%; with 50% employer match about $253,093 at 4% or $168,729 at 6%; with 100% employer match about $189,820 at 4% or $126,546 at 6%. |
| Insitro 401(K) Plan | - | 92 | $2,510,832 | $1,397,072 | $15,186iApproximate average salary by contribution assumption: employee only about $379,639 at 4% or $253,093 at 6%; with 50% employer match about $253,093 at 4% or $168,729 at 6%; with 100% employer match about $189,820 at 4% or $126,546 at 6%. |
| 2019 | 1 | 47 | $854,089 | $782,995 | $16,659iApproximate average salary by contribution assumption: employee only about $416,487 at 4% or $277,658 at 6%; with 50% employer match about $277,658 at 4% or $185,105 at 6%; with 100% employer match about $208,243 at 4% or $138,829 at 6%. |
| Insitro 401(K) Plan | - | 47 | $854,089 | $782,995 | $16,659iApproximate average salary by contribution assumption: employee only about $416,487 at 4% or $277,658 at 6%; with 50% employer match about $277,658 at 4% or $185,105 at 6%; with 100% employer match about $208,243 at 4% or $138,829 at 6%. |