Civic Intelligence

Prime Medicine LLC

Plan context: Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan

EIN 03-0613620 • Glenn Dale, MD • 15 filings • 2 plans

12150 Annapolis Road #308Glenn Dale, MD 20769
Current Snapshot

Latest Year

2025

2025 Participants

11

2025 Assets

$1,744,850

2025 Contributions

$98,950

Historical Graphs

Total Assets Over Time

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

$2,312,414$1,156,207$0201620212025YearValue
$1,744,850Latest year 2025

Participants Over Time

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

1260201620212025YearValue
11Latest year 2025

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
2025111$1,744,850$98,950$8,995iApproximate average salary by contribution assumption: employee only about $224,886 at 4% or $149,924 at 6%; with 50% employer match about $149,924 at 4% or $99,949 at 6%; with 100% employer match about $112,443 at 4% or $74,962 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-11$1,744,850$98,950$8,995iApproximate average salary by contribution assumption: employee only about $224,886 at 4% or $149,924 at 6%; with 50% employer match about $149,924 at 4% or $99,949 at 6%; with 100% employer match about $112,443 at 4% or $74,962 at 6%.
2024210$2,312,414$106,597$10,660iApproximate average salary by contribution assumption: employee only about $266,493 at 4% or $177,662 at 6%; with 50% employer match about $177,662 at 4% or $118,441 at 6%; with 100% employer match about $133,246 at 4% or $88,831 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-10$1,399,260$106,597$10,660iApproximate average salary by contribution assumption: employee only about $266,493 at 4% or $177,662 at 6%; with 50% employer match about $177,662 at 4% or $118,441 at 6%; with 100% employer match about $133,246 at 4% or $88,831 at 6%.
Prime Medicine LLC Cash Balance Plan-10$913,154$0-
2023212$2,047,335$369,380$30,782iApproximate average salary by contribution assumption: employee only about $769,542 at 4% or $513,028 at 6%; with 50% employer match about $513,028 at 4% or $342,019 at 6%; with 100% employer match about $384,771 at 4% or $256,514 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-12$1,163,191$119,380$9,948iApproximate average salary by contribution assumption: employee only about $248,708 at 4% or $165,806 at 6%; with 50% employer match about $165,806 at 4% or $110,537 at 6%; with 100% employer match about $124,354 at 4% or $82,903 at 6%.
Prime Medicine LLC Cash Balance Plan-9$884,144$250,000$27,778iApproximate average salary by contribution assumption: employee only about $694,444 at 4% or $462,963 at 6%; with 50% employer match about $462,963 at 4% or $308,642 at 6%; with 100% employer match about $347,222 at 4% or $231,481 at 6%.
2022211$1,535,631$365,610$33,237iApproximate average salary by contribution assumption: employee only about $830,932 at 4% or $553,955 at 6%; with 50% employer match about $553,955 at 4% or $369,303 at 6%; with 100% employer match about $415,466 at 4% or $276,977 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-11$886,775$115,610$10,510iApproximate average salary by contribution assumption: employee only about $262,750 at 4% or $175,167 at 6%; with 50% employer match about $175,167 at 4% or $116,778 at 6%; with 100% employer match about $131,375 at 4% or $87,583 at 6%.
Prime Medicine LLC Cash Balance Plan-8$648,856$250,000$31,250iApproximate average salary by contribution assumption: employee only about $781,250 at 4% or $520,833 at 6%; with 50% employer match about $520,833 at 4% or $347,222 at 6%; with 100% employer match about $390,625 at 4% or $260,417 at 6%.
2021211$1,361,550$350,084$31,826iApproximate average salary by contribution assumption: employee only about $795,645 at 4% or $530,430 at 6%; with 50% employer match about $530,430 at 4% or $353,620 at 6%; with 100% employer match about $397,823 at 4% or $265,215 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-11$932,057$100,084$9,099iApproximate average salary by contribution assumption: employee only about $227,464 at 4% or $151,642 at 6%; with 50% employer match about $151,642 at 4% or $101,095 at 6%; with 100% employer match about $113,732 at 4% or $75,821 at 6%.
Prime Medicine LLC Cash Balance Plan-8$429,493$250,000$31,250iApproximate average salary by contribution assumption: employee only about $781,250 at 4% or $520,833 at 6%; with 50% employer match about $520,833 at 4% or $347,222 at 6%; with 100% employer match about $390,625 at 4% or $260,417 at 6%.
202029$990,424$396,566$44,063iApproximate average salary by contribution assumption: employee only about $1,101,572 at 4% or $734,381 at 6%; with 50% employer match about $734,381 at 4% or $489,588 at 6%; with 100% employer match about $550,786 at 4% or $367,191 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-9$739,447$145,589$16,177iApproximate average salary by contribution assumption: employee only about $404,414 at 4% or $269,609 at 6%; with 50% employer match about $269,609 at 4% or $179,740 at 6%; with 100% employer match about $202,207 at 4% or $134,805 at 6%.
Prime Medicine LLC Cash Balance Plan-8$250,977$250,977$31,372iApproximate average salary by contribution assumption: employee only about $784,303 at 4% or $522,869 at 6%; with 50% employer match about $522,869 at 4% or $348,579 at 6%; with 100% employer match about $392,152 at 4% or $261,434 at 6%.
201918$507,844$143,041$17,880iApproximate average salary by contribution assumption: employee only about $447,003 at 4% or $298,002 at 6%; with 50% employer match about $298,002 at 4% or $198,668 at 6%; with 100% employer match about $223,502 at 4% or $149,001 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-8$507,844$143,041$17,880iApproximate average salary by contribution assumption: employee only about $447,003 at 4% or $298,002 at 6%; with 50% employer match about $298,002 at 4% or $198,668 at 6%; with 100% employer match about $223,502 at 4% or $149,001 at 6%.
2018110$298,548$139,645$13,965iApproximate average salary by contribution assumption: employee only about $349,113 at 4% or $232,742 at 6%; with 50% employer match about $232,742 at 4% or $155,161 at 6%; with 100% employer match about $174,556 at 4% or $116,371 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-10$298,548$139,645$13,965iApproximate average salary by contribution assumption: employee only about $349,113 at 4% or $232,742 at 6%; with 50% employer match about $232,742 at 4% or $155,161 at 6%; with 100% employer match about $174,556 at 4% or $116,371 at 6%.
201719$199,113$136,216$15,135iApproximate average salary by contribution assumption: employee only about $378,378 at 4% or $252,252 at 6%; with 50% employer match about $252,252 at 4% or $168,168 at 6%; with 100% employer match about $189,189 at 4% or $126,126 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-9$199,113$136,216$15,135iApproximate average salary by contribution assumption: employee only about $378,378 at 4% or $252,252 at 6%; with 50% employer match about $252,252 at 4% or $168,168 at 6%; with 100% employer match about $189,189 at 4% or $126,126 at 6%.
201615$45,770$45,167$9,033iApproximate average salary by contribution assumption: employee only about $225,835 at 4% or $150,557 at 6%; with 50% employer match about $150,557 at 4% or $100,371 at 6%; with 100% employer match about $112,918 at 4% or $75,278 at 6%.
Prime Medicine 401(K) Safe Harbor and Profit Sharing Plan-5$45,770$45,167$9,033iApproximate average salary by contribution assumption: employee only about $225,835 at 4% or $150,557 at 6%; with 50% employer match about $150,557 at 4% or $100,371 at 6%; with 100% employer match about $112,918 at 4% or $75,278 at 6%.