Current Snapshot
Latest Year
2024
2024 Participants
379
2024 Assets
$10,364,754
2024 Contributions
$1,733,455
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 |
|---|---|---|---|---|---|
| 2024 | 2 | 379 | $10,364,754 | $1,733,455 | $4,574iApproximate average salary by contribution assumption: employee only about $114,344 at 4% or $76,229 at 6%; with 50% employer match about $76,229 at 4% or $50,820 at 6%; with 100% employer match about $57,172 at 4% or $38,115 at 6%. |
| Spero Health Inc. 401K Plan | - | 363 | $10,364,754 | $1,733,455 | $4,775iApproximate average salary by contribution assumption: employee only about $119,384 at 4% or $79,589 at 6%; with 50% employer match about $79,589 at 4% or $53,060 at 6%; with 100% employer match about $59,692 at 4% or $39,795 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 379 | - | - | - |
| 2023 | 2 | 407 | $8,470,568 | $1,991,544 | $4,893iApproximate average salary by contribution assumption: employee only about $122,331 at 4% or $81,554 at 6%; with 50% employer match about $81,554 at 4% or $54,369 at 6%; with 100% employer match about $61,165 at 4% or $40,777 at 6%. |
| Spero Health Inc. 401K Plan | - | 359 | $8,470,568 | $1,991,544 | $5,547iApproximate average salary by contribution assumption: employee only about $138,687 at 4% or $92,458 at 6%; with 50% employer match about $92,458 at 4% or $61,639 at 6%; with 100% employer match about $69,343 at 4% or $46,229 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 407 | - | - | - |
| 2022 | 2 | 469 | $6,115,276 | $1,983,822 | $4,230iApproximate average salary by contribution assumption: employee only about $105,747 at 4% or $70,498 at 6%; with 50% employer match about $70,498 at 4% or $46,999 at 6%; with 100% employer match about $52,874 at 4% or $35,249 at 6%. |
| Spero Health Inc. 401K Plan | - | 383 | $6,115,276 | $1,983,822 | $5,180iApproximate average salary by contribution assumption: employee only about $129,492 at 4% or $86,328 at 6%; with 50% employer match about $86,328 at 4% or $57,552 at 6%; with 100% employer match about $64,746 at 4% or $43,164 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 469 | - | - | - |
| 2021 | 2 | 352 | $6,129,259 | $1,766,739 | $5,019iApproximate average salary by contribution assumption: employee only about $125,479 at 4% or $83,652 at 6%; with 50% employer match about $83,652 at 4% or $55,768 at 6%; with 100% employer match about $62,739 at 4% or $41,826 at 6%. |
| Spero Health Inc. 401K Plan | - | 280 | $6,129,259 | $1,766,739 | $6,310iApproximate average salary by contribution assumption: employee only about $157,745 at 4% or $105,163 at 6%; with 50% employer match about $105,163 at 4% or $70,109 at 6%; with 100% employer match about $78,872 at 4% or $52,582 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 352 | - | - | - |
| 2020 | 2 | 261 | $4,745,830 | $1,347,874 | $5,164iApproximate average salary by contribution assumption: employee only about $129,107 at 4% or $86,071 at 6%; with 50% employer match about $86,071 at 4% or $57,381 at 6%; with 100% employer match about $64,553 at 4% or $43,036 at 6%. |
| Spero Health Inc. 401K Plan | - | 207 | $4,745,830 | $1,347,874 | $6,511iApproximate average salary by contribution assumption: employee only about $162,787 at 4% or $108,524 at 6%; with 50% employer match about $108,524 at 4% or $72,350 at 6%; with 100% employer match about $81,393 at 4% or $54,262 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 261 | - | - | - |
| 2019 | 2 | 224 | $3,440,284 | $1,057,309 | $4,720iApproximate average salary by contribution assumption: employee only about $118,003 at 4% or $78,669 at 6%; with 50% employer match about $78,669 at 4% or $52,446 at 6%; with 100% employer match about $59,002 at 4% or $39,334 at 6%. |
| Spero Health Inc. 401K Plan | - | 208 | $3,440,284 | $1,057,309 | $5,083iApproximate average salary by contribution assumption: employee only about $127,080 at 4% or $84,720 at 6%; with 50% employer match about $84,720 at 4% or $56,480 at 6%; with 100% employer match about $63,540 at 4% or $42,360 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 224 | - | - | - |
| 2018 | 2 | 220 | $2,593,310 | $818,143 | $3,719iApproximate average salary by contribution assumption: employee only about $92,971 at 4% or $61,981 at 6%; with 50% employer match about $61,981 at 4% or $41,320 at 6%; with 100% employer match about $46,485 at 4% or $30,990 at 6%. |
| Spero Health Inc. 401K Plan | - | 192 | $2,593,310 | $818,143 | $4,261iApproximate average salary by contribution assumption: employee only about $106,529 at 4% or $71,019 at 6%; with 50% employer match about $71,019 at 4% or $47,346 at 6%; with 100% employer match about $53,265 at 4% or $35,510 at 6%. |
| Spero Health Inc. Employee Benefits Plan | - | 220 | - | - | - |