Civic Intelligence

Advanced Mechanical Technology Inc

Plan context: Amti 401K Plan

EIN 04-2591151 • Watertown, MA • 27 filings • 2 plans

176 Waltham StreetWatertown, MA 02472
Current Snapshot

Latest Year

2025

2025 Participants

27

2025 Assets

$7,083,556

2025 Contributions

$363,514

Historical Graphs

Total Assets Over Time

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

$7,083,556$3,541,778$0199920142025YearValue
$7,083,556Latest year 2025

Participants Over Time

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

42210199920122025YearValue
27Latest 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
2025127$7,083,556$363,514$13,463iApproximate average salary by contribution assumption: employee only about $336,587 at 4% or $224,391 at 6%; with 50% employer match about $224,391 at 4% or $149,594 at 6%; with 100% employer match about $168,294 at 4% or $112,196 at 6%.
Amti 401K Plan-27$7,083,556$363,514$13,463iApproximate average salary by contribution assumption: employee only about $336,587 at 4% or $224,391 at 6%; with 50% employer match about $224,391 at 4% or $149,594 at 6%; with 100% employer match about $168,294 at 4% or $112,196 at 6%.
2024128$5,938,926$365,190$13,043iApproximate average salary by contribution assumption: employee only about $326,063 at 4% or $217,375 at 6%; with 50% employer match about $217,375 at 4% or $144,917 at 6%; with 100% employer match about $163,031 at 4% or $108,688 at 6%.
Amti 401K Plan-28$5,938,926$365,190$13,043iApproximate average salary by contribution assumption: employee only about $326,063 at 4% or $217,375 at 6%; with 50% employer match about $217,375 at 4% or $144,917 at 6%; with 100% employer match about $163,031 at 4% or $108,688 at 6%.
2023126$5,101,482$349,755$13,452iApproximate average salary by contribution assumption: employee only about $336,303 at 4% or $224,202 at 6%; with 50% employer match about $224,202 at 4% or $149,468 at 6%; with 100% employer match about $168,151 at 4% or $112,101 at 6%.
Amti 401K Plan-26$5,101,482$349,755$13,452iApproximate average salary by contribution assumption: employee only about $336,303 at 4% or $224,202 at 6%; with 50% employer match about $224,202 at 4% or $149,468 at 6%; with 100% employer match about $168,151 at 4% or $112,101 at 6%.
2022124$4,115,316$310,031$12,918iApproximate average salary by contribution assumption: employee only about $322,949 at 4% or $215,299 at 6%; with 50% employer match about $215,299 at 4% or $143,533 at 6%; with 100% employer match about $161,474 at 4% or $107,650 at 6%.
Amti 401K Plan-24$4,115,316$310,031$12,918iApproximate average salary by contribution assumption: employee only about $322,949 at 4% or $215,299 at 6%; with 50% employer match about $215,299 at 4% or $143,533 at 6%; with 100% employer match about $161,474 at 4% or $107,650 at 6%.
2021124$4,653,019$281,926$11,747iApproximate average salary by contribution assumption: employee only about $293,673 at 4% or $195,782 at 6%; with 50% employer match about $195,782 at 4% or $130,521 at 6%; with 100% employer match about $146,836 at 4% or $97,891 at 6%.
Amti 401K Plan-24$4,653,019$281,926$11,747iApproximate average salary by contribution assumption: employee only about $293,673 at 4% or $195,782 at 6%; with 50% employer match about $195,782 at 4% or $130,521 at 6%; with 100% employer match about $146,836 at 4% or $97,891 at 6%.
2020122$3,906,100$293,278$13,331iApproximate average salary by contribution assumption: employee only about $333,270 at 4% or $222,180 at 6%; with 50% employer match about $222,180 at 4% or $148,120 at 6%; with 100% employer match about $166,635 at 4% or $111,090 at 6%.
Amti 401K Plan-22$3,906,100$293,278$13,331iApproximate average salary by contribution assumption: employee only about $333,270 at 4% or $222,180 at 6%; with 50% employer match about $222,180 at 4% or $148,120 at 6%; with 100% employer match about $166,635 at 4% or $111,090 at 6%.
2019125$3,864,601$301,450$12,058iApproximate average salary by contribution assumption: employee only about $301,450 at 4% or $200,967 at 6%; with 50% employer match about $200,967 at 4% or $133,978 at 6%; with 100% employer match about $150,725 at 4% or $100,483 at 6%.
Amti 401K Plan-25$3,864,601$301,450$12,058iApproximate average salary by contribution assumption: employee only about $301,450 at 4% or $200,967 at 6%; with 50% employer match about $200,967 at 4% or $133,978 at 6%; with 100% employer match about $150,725 at 4% or $100,483 at 6%.
2018123$3,157,233$337,986$14,695iApproximate average salary by contribution assumption: employee only about $367,376 at 4% or $244,917 at 6%; with 50% employer match about $244,917 at 4% or $163,278 at 6%; with 100% employer match about $183,688 at 4% or $122,459 at 6%.
Amti 401K Plan-23$3,157,233$337,986$14,695iApproximate average salary by contribution assumption: employee only about $367,376 at 4% or $244,917 at 6%; with 50% employer match about $244,917 at 4% or $163,278 at 6%; with 100% employer match about $183,688 at 4% or $122,459 at 6%.
2017126$3,998,074$327,424$12,593iApproximate average salary by contribution assumption: employee only about $314,831 at 4% or $209,887 at 6%; with 50% employer match about $209,887 at 4% or $139,925 at 6%; with 100% employer match about $157,415 at 4% or $104,944 at 6%.
Amti 401K Plan-26$3,998,074$327,424$12,593iApproximate average salary by contribution assumption: employee only about $314,831 at 4% or $209,887 at 6%; with 50% employer match about $209,887 at 4% or $139,925 at 6%; with 100% employer match about $157,415 at 4% or $104,944 at 6%.
2016125$3,328,090$442,798$17,712iApproximate average salary by contribution assumption: employee only about $442,798 at 4% or $295,199 at 6%; with 50% employer match about $295,199 at 4% or $196,799 at 6%; with 100% employer match about $221,399 at 4% or $147,599 at 6%.
Amti 401K Plan-25$3,328,090$442,798$17,712iApproximate average salary by contribution assumption: employee only about $442,798 at 4% or $295,199 at 6%; with 50% employer match about $295,199 at 4% or $196,799 at 6%; with 100% employer match about $221,399 at 4% or $147,599 at 6%.
2015126$3,199,239$408,243$15,702iApproximate average salary by contribution assumption: employee only about $392,541 at 4% or $261,694 at 6%; with 50% employer match about $261,694 at 4% or $174,463 at 6%; with 100% employer match about $196,271 at 4% or $130,847 at 6%.
Amti 401K Plan-26$3,199,239$408,243$15,702iApproximate average salary by contribution assumption: employee only about $392,541 at 4% or $261,694 at 6%; with 50% employer match about $261,694 at 4% or $174,463 at 6%; with 100% employer match about $196,271 at 4% or $130,847 at 6%.
2014140$3,168,175$312,432$7,811iApproximate average salary by contribution assumption: employee only about $195,270 at 4% or $130,180 at 6%; with 50% employer match about $130,180 at 4% or $86,787 at 6%; with 100% employer match about $97,635 at 4% or $65,090 at 6%.
Amti 401K Plan-40$3,168,175$312,432$7,811iApproximate average salary by contribution assumption: employee only about $195,270 at 4% or $130,180 at 6%; with 50% employer match about $130,180 at 4% or $86,787 at 6%; with 100% employer match about $97,635 at 4% or $65,090 at 6%.
2013138$2,874,121$394,649$10,386iApproximate average salary by contribution assumption: employee only about $259,638 at 4% or $173,092 at 6%; with 50% employer match about $173,092 at 4% or $115,394 at 6%; with 100% employer match about $129,819 at 4% or $86,546 at 6%.
Amti 401K Plan-38$2,874,121$394,649$10,386iApproximate average salary by contribution assumption: employee only about $259,638 at 4% or $173,092 at 6%; with 50% employer match about $173,092 at 4% or $115,394 at 6%; with 100% employer match about $129,819 at 4% or $86,546 at 6%.
2012142$2,168,925$297,330$7,079iApproximate average salary by contribution assumption: employee only about $176,982 at 4% or $117,988 at 6%; with 50% employer match about $117,988 at 4% or $78,659 at 6%; with 100% employer match about $88,491 at 4% or $58,994 at 6%.
Amti 401K Plan-42$2,168,925$297,330$7,079iApproximate average salary by contribution assumption: employee only about $176,982 at 4% or $117,988 at 6%; with 50% employer match about $117,988 at 4% or $78,659 at 6%; with 100% employer match about $88,491 at 4% or $58,994 at 6%.
2011125$1,839,372$211,833$8,473iApproximate average salary by contribution assumption: employee only about $211,833 at 4% or $141,222 at 6%; with 50% employer match about $141,222 at 4% or $94,148 at 6%; with 100% employer match about $105,917 at 4% or $70,611 at 6%.
Amti 401K Plan-25$1,839,372$211,833$8,473iApproximate average salary by contribution assumption: employee only about $211,833 at 4% or $141,222 at 6%; with 50% employer match about $141,222 at 4% or $94,148 at 6%; with 100% employer match about $105,917 at 4% or $70,611 at 6%.
2010128$1,921,187$190,832$6,815iApproximate average salary by contribution assumption: employee only about $170,386 at 4% or $113,590 at 6%; with 50% employer match about $113,590 at 4% or $75,727 at 6%; with 100% employer match about $85,193 at 4% or $56,795 at 6%.
Amti 401K Plan-28$1,921,187$190,832$6,815iApproximate average salary by contribution assumption: employee only about $170,386 at 4% or $113,590 at 6%; with 50% employer match about $113,590 at 4% or $75,727 at 6%; with 100% employer match about $85,193 at 4% or $56,795 at 6%.
2009128$1,920,188$204,324$7,297iApproximate average salary by contribution assumption: employee only about $182,432 at 4% or $121,621 at 6%; with 50% employer match about $121,621 at 4% or $81,081 at 6%; with 100% employer match about $91,216 at 4% or $60,811 at 6%.
Amti 401K Plan-28$1,920,188$204,324$7,297iApproximate average salary by contribution assumption: employee only about $182,432 at 4% or $121,621 at 6%; with 50% employer match about $121,621 at 4% or $81,081 at 6%; with 100% employer match about $91,216 at 4% or $60,811 at 6%.
2008137$1,877,441$257,728$6,966iApproximate average salary by contribution assumption: employee only about $174,141 at 4% or $116,094 at 6%; with 50% employer match about $116,094 at 4% or $77,396 at 6%; with 100% employer match about $87,070 at 4% or $58,047 at 6%.
Amti 401K Plan-37$1,877,441$257,728$6,966iApproximate average salary by contribution assumption: employee only about $174,141 at 4% or $116,094 at 6%; with 50% employer match about $116,094 at 4% or $77,396 at 6%; with 100% employer match about $87,070 at 4% or $58,047 at 6%.
2007136$0$0-
Amti 401K Plan-36---
2006128$1,879,518$168,000$6,000iApproximate average salary by contribution assumption: employee only about $150,000 at 4% or $100,000 at 6%; with 50% employer match about $100,000 at 4% or $66,667 at 6%; with 100% employer match about $75,000 at 4% or $50,000 at 6%.
Amti 401K Plan-28$1,879,518$168,000$6,000iApproximate average salary by contribution assumption: employee only about $150,000 at 4% or $100,000 at 6%; with 50% employer match about $100,000 at 4% or $66,667 at 6%; with 100% employer match about $75,000 at 4% or $50,000 at 6%.
2005127$1,533,742$159,320$5,901iApproximate average salary by contribution assumption: employee only about $147,519 at 4% or $98,346 at 6%; with 50% employer match about $98,346 at 4% or $65,564 at 6%; with 100% employer match about $73,759 at 4% or $49,173 at 6%.
Amti 401K Plan-27$1,533,742$159,320$5,901iApproximate average salary by contribution assumption: employee only about $147,519 at 4% or $98,346 at 6%; with 50% employer match about $98,346 at 4% or $65,564 at 6%; with 100% employer match about $73,759 at 4% or $49,173 at 6%.
2004128$1,389,053$162,665$5,809iApproximate average salary by contribution assumption: employee only about $145,237 at 4% or $96,824 at 6%; with 50% employer match about $96,824 at 4% or $64,550 at 6%; with 100% employer match about $72,618 at 4% or $48,412 at 6%.
Amti 401K Plan-28$1,389,053$162,665$5,809iApproximate average salary by contribution assumption: employee only about $145,237 at 4% or $96,824 at 6%; with 50% employer match about $96,824 at 4% or $64,550 at 6%; with 100% employer match about $72,618 at 4% or $48,412 at 6%.
2003128$1,146,745$165,270$5,903iApproximate average salary by contribution assumption: employee only about $147,563 at 4% or $98,375 at 6%; with 50% employer match about $98,375 at 4% or $65,583 at 6%; with 100% employer match about $73,781 at 4% or $49,188 at 6%.
Amti 401K Plan-28$1,146,745$165,270$5,903iApproximate average salary by contribution assumption: employee only about $147,563 at 4% or $98,375 at 6%; with 50% employer match about $98,375 at 4% or $65,583 at 6%; with 100% employer match about $73,781 at 4% or $49,188 at 6%.
2002130$0$0-
Amti 401K Plan-30---
2001127$0$0-
Amti 401K Plan-27---
2000126$719,161$96,974$3,730iApproximate average salary by contribution assumption: employee only about $93,244 at 4% or $62,163 at 6%; with 50% employer match about $62,163 at 4% or $41,442 at 6%; with 100% employer match about $46,622 at 4% or $31,081 at 6%.
Amti 401K Plan-26$719,161$96,974$3,730iApproximate average salary by contribution assumption: employee only about $93,244 at 4% or $62,163 at 6%; with 50% employer match about $62,163 at 4% or $41,442 at 6%; with 100% employer match about $46,622 at 4% or $31,081 at 6%.
1999124$662,853$103,310$4,305iApproximate average salary by contribution assumption: employee only about $107,615 at 4% or $71,743 at 6%; with 50% employer match about $71,743 at 4% or $47,829 at 6%; with 100% employer match about $53,807 at 4% or $35,872 at 6%.
Amti 401K Plan-24$662,853$103,310$4,305iApproximate average salary by contribution assumption: employee only about $107,615 at 4% or $71,743 at 6%; with 50% employer match about $71,743 at 4% or $47,829 at 6%; with 100% employer match about $53,807 at 4% or $35,872 at 6%.