Civic Intelligence

Seres Therapeutics Inc.

Plan context: Seres Therapeutics Inc. 401(K) Plan

EIN 27-4326290 • Cambridge, MA • 21 filings • 3 plans

200 Sidney StreetCambridge, MA 02139
Current Snapshot

Latest Year

2024

2024 Participants

106

2024 Assets

$39,088,195

2024 Contributions

$4,172,855

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$39,320,733$19,660,367$0201320192024YearValue
$39,088,195Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

4222110201320192024YearValue
106Latest year 2024

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
20242106$39,088,195$4,172,855$39,367iApproximate average salary by contribution assumption: employee only about $984,164 at 4% or $656,109 at 6%; with 50% employer match about $656,109 at 4% or $437,406 at 6%; with 100% employer match about $492,082 at 4% or $328,055 at 6%.
Seres Therapeutics Inc. 401(K) Plan-106$39,088,195$4,172,855$39,367iApproximate average salary by contribution assumption: employee only about $984,164 at 4% or $656,109 at 6%; with 50% employer match about $656,109 at 4% or $437,406 at 6%; with 100% employer match about $492,082 at 4% or $328,055 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-104---
20232399$39,320,733$8,277,806$20,746iApproximate average salary by contribution assumption: employee only about $518,660 at 4% or $345,773 at 6%; with 50% employer match about $345,773 at 4% or $230,515 at 6%; with 100% employer match about $259,330 at 4% or $172,887 at 6%.
Seres Therapeutics Inc. 401(K) Plan-244$39,320,733$8,277,806$33,925iApproximate average salary by contribution assumption: employee only about $848,136 at 4% or $565,424 at 6%; with 50% employer match about $565,424 at 4% or $376,949 at 6%; with 100% employer match about $424,068 at 4% or $282,712 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-399---
20222422$26,659,426$9,128,582$21,632iApproximate average salary by contribution assumption: employee only about $540,793 at 4% or $360,529 at 6%; with 50% employer match about $360,529 at 4% or $240,352 at 6%; with 100% employer match about $270,396 at 4% or $180,264 at 6%.
Seres Therapeutics Inc. 401(K) Plan-419$26,659,426$9,128,582$21,787iApproximate average salary by contribution assumption: employee only about $544,665 at 4% or $363,110 at 6%; with 50% employer match about $363,110 at 4% or $242,073 at 6%; with 100% employer match about $272,332 at 4% or $181,555 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-422---
20212402$24,061,837$6,782,718$16,872iApproximate average salary by contribution assumption: employee only about $421,811 at 4% or $281,207 at 6%; with 50% employer match about $281,207 at 4% or $187,471 at 6%; with 100% employer match about $210,905 at 4% or $140,604 at 6%.
Seres Therapeutics Inc. 401(K) Plan-332$24,061,837$6,782,718$20,430iApproximate average salary by contribution assumption: employee only about $510,747 at 4% or $340,498 at 6%; with 50% employer match about $340,498 at 4% or $226,999 at 6%; with 100% employer match about $255,373 at 4% or $170,249 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-402---
20202160$15,172,096$2,702,043$16,888iApproximate average salary by contribution assumption: employee only about $422,194 at 4% or $281,463 at 6%; with 50% employer match about $281,463 at 4% or $187,642 at 6%; with 100% employer match about $211,097 at 4% or $140,731 at 6%.
Seres Therapeutics Inc. 401(K) Plan-160$15,172,096$2,702,043$16,888iApproximate average salary by contribution assumption: employee only about $422,194 at 4% or $281,463 at 6%; with 50% employer match about $281,463 at 4% or $187,642 at 6%; with 100% employer match about $211,097 at 4% or $140,731 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-135---
20192108$11,206,871$2,636,620$24,413iApproximate average salary by contribution assumption: employee only about $610,329 at 4% or $406,886 at 6%; with 50% employer match about $406,886 at 4% or $271,257 at 6%; with 100% employer match about $305,164 at 4% or $203,443 at 6%.
Seres Therapeutics Inc. 401(K) Plan-107$11,206,871$2,636,620$24,641iApproximate average salary by contribution assumption: employee only about $616,033 at 4% or $410,688 at 6%; with 50% employer match about $410,688 at 4% or $273,792 at 6%; with 100% employer match about $308,016 at 4% or $205,344 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-108---
20182158$9,192,861$3,514,801$22,246iApproximate average salary by contribution assumption: employee only about $556,139 at 4% or $370,760 at 6%; with 50% employer match about $370,760 at 4% or $247,173 at 6%; with 100% employer match about $278,070 at 4% or $185,380 at 6%.
Seres Therapeutics Inc. 401(K) Plan-145$9,192,861$3,514,801$24,240iApproximate average salary by contribution assumption: employee only about $606,000 at 4% or $404,000 at 6%; with 50% employer match about $404,000 at 4% or $269,333 at 6%; with 100% employer match about $303,000 at 4% or $202,000 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-158---
20172152$6,903,771$2,890,018$19,013iApproximate average salary by contribution assumption: employee only about $475,332 at 4% or $316,888 at 6%; with 50% employer match about $316,888 at 4% or $211,259 at 6%; with 100% employer match about $237,666 at 4% or $158,444 at 6%.
Seres Therapeutics Inc. 401(K) Plan-138$6,903,771$2,890,018$20,942iApproximate average salary by contribution assumption: employee only about $523,554 at 4% or $349,036 at 6%; with 50% employer match about $349,036 at 4% or $232,691 at 6%; with 100% employer match about $261,777 at 4% or $174,518 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-152---
20162131$3,386,482$1,799,006$13,733iApproximate average salary by contribution assumption: employee only about $343,322 at 4% or $228,881 at 6%; with 50% employer match about $228,881 at 4% or $152,587 at 6%; with 100% employer match about $171,661 at 4% or $114,441 at 6%.
Seres Therapeutics Inc. 401(K) Plan-127$3,386,482$1,799,006$14,165iApproximate average salary by contribution assumption: employee only about $354,135 at 4% or $236,090 at 6%; with 50% employer match about $236,090 at 4% or $157,393 at 6%; with 100% employer match about $177,068 at 4% or $118,045 at 6%.
Seres Therapeutics Inc. Welfare Benefit Plan-131---
2015154$1,383,173$1,839,993$34,074iApproximate average salary by contribution assumption: employee only about $851,849 at 4% or $567,899 at 6%; with 50% employer match about $567,899 at 4% or $378,599 at 6%; with 100% employer match about $425,924 at 4% or $283,950 at 6%.
Seres Therapeutics Inc. 401(K) Plan-54$1,383,173$1,839,993$34,074iApproximate average salary by contribution assumption: employee only about $851,849 at 4% or $567,899 at 6%; with 50% employer match about $567,899 at 4% or $378,599 at 6%; with 100% employer match about $425,924 at 4% or $283,950 at 6%.
2014119$299,483$195,979$10,315iApproximate average salary by contribution assumption: employee only about $257,867 at 4% or $171,911 at 6%; with 50% employer match about $171,911 at 4% or $114,608 at 6%; with 100% employer match about $128,934 at 4% or $85,956 at 6%.
Seres Therapeutics Inc. 401(K) Plan-19$299,483$195,979$10,315iApproximate average salary by contribution assumption: employee only about $257,867 at 4% or $171,911 at 6%; with 50% employer match about $171,911 at 4% or $114,608 at 6%; with 100% employer match about $128,934 at 4% or $85,956 at 6%.
2013111$98,211$93,930$8,539iApproximate average salary by contribution assumption: employee only about $213,477 at 4% or $142,318 at 6%; with 50% employer match about $142,318 at 4% or $94,879 at 6%; with 100% employer match about $106,739 at 4% or $71,159 at 6%.
Seres Therapeutics Inc. 401(K) Plan-11$98,211$93,930$8,539iApproximate average salary by contribution assumption: employee only about $213,477 at 4% or $142,318 at 6%; with 50% employer match about $142,318 at 4% or $94,879 at 6%; with 100% employer match about $106,739 at 4% or $71,159 at 6%.