Civic Intelligence

Mks Inc

Plan context: Mks Inc. Retirement Savings Plan

EIN 23-2477092 • King Of Prussia, PA • 25 filings • 2 plans

478 Lexington DrKing Of Prussia, PA 19406-1562
Current Snapshot

Latest Year

2025

2025 Participants

5

2025 Assets

$3,067,053

2025 Contributions

$27,391

Historical Graphs

Total Assets Over Time

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

$3,561,021$1,780,511$0200020132025YearValue
$3,067,053Latest year 2025

Participants Over Time

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

840200020132025YearValue
5Latest 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
202515$3,067,053$27,391$5,478iApproximate average salary by contribution assumption: employee only about $136,955 at 4% or $91,303 at 6%; with 50% employer match about $91,303 at 4% or $60,869 at 6%; with 100% employer match about $68,478 at 4% or $45,652 at 6%.
Mks Inc. Retirement Savings Plan-5$3,067,053$27,391$5,478iApproximate average salary by contribution assumption: employee only about $136,955 at 4% or $91,303 at 6%; with 50% employer match about $91,303 at 4% or $60,869 at 6%; with 100% employer match about $68,478 at 4% or $45,652 at 6%.
202414$2,763,351$35,047$8,762iApproximate average salary by contribution assumption: employee only about $219,044 at 4% or $146,029 at 6%; with 50% employer match about $146,029 at 4% or $97,353 at 6%; with 100% employer match about $109,522 at 4% or $73,015 at 6%.
Mks Inc. Retirement Savings Plan-4$2,763,351$35,047$8,762iApproximate average salary by contribution assumption: employee only about $219,044 at 4% or $146,029 at 6%; with 50% employer match about $146,029 at 4% or $97,353 at 6%; with 100% employer match about $109,522 at 4% or $73,015 at 6%.
202315$2,367,124$36,521$7,304iApproximate average salary by contribution assumption: employee only about $182,605 at 4% or $121,737 at 6%; with 50% employer match about $121,737 at 4% or $81,158 at 6%; with 100% employer match about $91,303 at 4% or $60,868 at 6%.
Mks Inc. Retirement Savings Plan-5$2,367,124$36,521$7,304iApproximate average salary by contribution assumption: employee only about $182,605 at 4% or $121,737 at 6%; with 50% employer match about $121,737 at 4% or $81,158 at 6%; with 100% employer match about $91,303 at 4% or $60,868 at 6%.
202215$2,828,331$48,415$9,683iApproximate average salary by contribution assumption: employee only about $242,075 at 4% or $161,383 at 6%; with 50% employer match about $161,383 at 4% or $107,589 at 6%; with 100% employer match about $121,038 at 4% or $80,692 at 6%.
Mks Inc. Retirement Savings Plan-5$2,828,331$48,415$9,683iApproximate average salary by contribution assumption: employee only about $242,075 at 4% or $161,383 at 6%; with 50% employer match about $161,383 at 4% or $107,589 at 6%; with 100% employer match about $121,038 at 4% or $80,692 at 6%.
202115$3,561,021$63,440$12,688iApproximate average salary by contribution assumption: employee only about $317,200 at 4% or $211,467 at 6%; with 50% employer match about $211,467 at 4% or $140,978 at 6%; with 100% employer match about $158,600 at 4% or $105,733 at 6%.
Mks Inc. Retirement Savings Plan-5$3,561,021$63,440$12,688iApproximate average salary by contribution assumption: employee only about $317,200 at 4% or $211,467 at 6%; with 50% employer match about $211,467 at 4% or $140,978 at 6%; with 100% employer match about $158,600 at 4% or $105,733 at 6%.
202014$2,943,672$51,072$12,768iApproximate average salary by contribution assumption: employee only about $319,200 at 4% or $212,800 at 6%; with 50% employer match about $212,800 at 4% or $141,867 at 6%; with 100% employer match about $159,600 at 4% or $106,400 at 6%.
Mks Inc. Retirement Savings Plan-4$2,943,672$51,072$12,768iApproximate average salary by contribution assumption: employee only about $319,200 at 4% or $212,800 at 6%; with 50% employer match about $212,800 at 4% or $141,867 at 6%; with 100% employer match about $159,600 at 4% or $106,400 at 6%.
201914$2,408,646$49,908$12,477iApproximate average salary by contribution assumption: employee only about $311,925 at 4% or $207,950 at 6%; with 50% employer match about $207,950 at 4% or $138,633 at 6%; with 100% employer match about $155,963 at 4% or $103,975 at 6%.
Mks Inc. Retirement Savings Plan-4$2,408,646$49,908$12,477iApproximate average salary by contribution assumption: employee only about $311,925 at 4% or $207,950 at 6%; with 50% employer match about $207,950 at 4% or $138,633 at 6%; with 100% employer match about $155,963 at 4% or $103,975 at 6%.
201814$1,865,629$45,447$11,362iApproximate average salary by contribution assumption: employee only about $284,044 at 4% or $189,363 at 6%; with 50% employer match about $189,363 at 4% or $126,242 at 6%; with 100% employer match about $142,022 at 4% or $94,681 at 6%.
Mks Inc. Retirement Savings Plan-4$1,865,629$45,447$11,362iApproximate average salary by contribution assumption: employee only about $284,044 at 4% or $189,363 at 6%; with 50% employer match about $189,363 at 4% or $126,242 at 6%; with 100% employer match about $142,022 at 4% or $94,681 at 6%.
201714$1,996,429$50,858$12,715iApproximate average salary by contribution assumption: employee only about $317,863 at 4% or $211,908 at 6%; with 50% employer match about $211,908 at 4% or $141,272 at 6%; with 100% employer match about $158,931 at 4% or $105,954 at 6%.
Mks Inc. Retirement Savings Plan-4$1,996,429$50,858$12,715iApproximate average salary by contribution assumption: employee only about $317,863 at 4% or $211,908 at 6%; with 50% employer match about $211,908 at 4% or $141,272 at 6%; with 100% employer match about $158,931 at 4% or $105,954 at 6%.
201614$1,622,946$49,008$12,252iApproximate average salary by contribution assumption: employee only about $306,300 at 4% or $204,200 at 6%; with 50% employer match about $204,200 at 4% or $136,133 at 6%; with 100% employer match about $153,150 at 4% or $102,100 at 6%.
Mks Inc. Retirement Savings Plan-4$1,622,946$49,008$12,252iApproximate average salary by contribution assumption: employee only about $306,300 at 4% or $204,200 at 6%; with 50% employer match about $204,200 at 4% or $136,133 at 6%; with 100% employer match about $153,150 at 4% or $102,100 at 6%.
201514$1,457,302$61,664$15,416iApproximate average salary by contribution assumption: employee only about $385,400 at 4% or $256,933 at 6%; with 50% employer match about $256,933 at 4% or $171,289 at 6%; with 100% employer match about $192,700 at 4% or $128,467 at 6%.
Mks Inc. Retirement Savings Plan-4$1,457,302$61,664$15,416iApproximate average salary by contribution assumption: employee only about $385,400 at 4% or $256,933 at 6%; with 50% employer match about $256,933 at 4% or $171,289 at 6%; with 100% employer match about $192,700 at 4% or $128,467 at 6%.
201415$1,911,676$70,501$14,100iApproximate average salary by contribution assumption: employee only about $352,505 at 4% or $235,003 at 6%; with 50% employer match about $235,003 at 4% or $156,669 at 6%; with 100% employer match about $176,253 at 4% or $117,502 at 6%.
Mks Inc. Retirement Savings Plan-5$1,911,676$70,501$14,100iApproximate average salary by contribution assumption: employee only about $352,505 at 4% or $235,003 at 6%; with 50% employer match about $235,003 at 4% or $156,669 at 6%; with 100% employer match about $176,253 at 4% or $117,502 at 6%.
201315$1,680,102$60,333$12,067iApproximate average salary by contribution assumption: employee only about $301,665 at 4% or $201,110 at 6%; with 50% employer match about $201,110 at 4% or $134,073 at 6%; with 100% employer match about $150,833 at 4% or $100,555 at 6%.
Mks Inc. Retirement Savings Plan-5$1,680,102$60,333$12,067iApproximate average salary by contribution assumption: employee only about $301,665 at 4% or $201,110 at 6%; with 50% employer match about $201,110 at 4% or $134,073 at 6%; with 100% employer match about $150,833 at 4% or $100,555 at 6%.
201215$1,228,245$59,883$11,977iApproximate average salary by contribution assumption: employee only about $299,415 at 4% or $199,610 at 6%; with 50% employer match about $199,610 at 4% or $133,073 at 6%; with 100% employer match about $149,708 at 4% or $99,805 at 6%.
Mks Inc. Retirement Savings Plan-5$1,228,245$59,883$11,977iApproximate average salary by contribution assumption: employee only about $299,415 at 4% or $199,610 at 6%; with 50% employer match about $199,610 at 4% or $133,073 at 6%; with 100% employer match about $149,708 at 4% or $99,805 at 6%.
201115$1,010,034$59,883$11,977iApproximate average salary by contribution assumption: employee only about $299,415 at 4% or $199,610 at 6%; with 50% employer match about $199,610 at 4% or $133,073 at 6%; with 100% employer match about $149,708 at 4% or $99,805 at 6%.
Mks Inc. Retirement Savings Plan-5$1,010,034$59,883$11,977iApproximate average salary by contribution assumption: employee only about $299,415 at 4% or $199,610 at 6%; with 50% employer match about $199,610 at 4% or $133,073 at 6%; with 100% employer match about $149,708 at 4% or $99,805 at 6%.
201017$1,212,720$60,610$8,659iApproximate average salary by contribution assumption: employee only about $216,464 at 4% or $144,310 at 6%; with 50% employer match about $144,310 at 4% or $96,206 at 6%; with 100% employer match about $108,232 at 4% or $72,155 at 6%.
Mks Inc. Retirement Savings Plan-7$1,212,720$60,610$8,659iApproximate average salary by contribution assumption: employee only about $216,464 at 4% or $144,310 at 6%; with 50% employer match about $144,310 at 4% or $96,206 at 6%; with 100% employer match about $108,232 at 4% or $72,155 at 6%.
200917$981,382$55,415$7,916iApproximate average salary by contribution assumption: employee only about $197,911 at 4% or $131,940 at 6%; with 50% employer match about $131,940 at 4% or $87,960 at 6%; with 100% employer match about $98,955 at 4% or $65,970 at 6%.
Mks Inc. Retirement Savings Plan-7$981,382$55,415$7,916iApproximate average salary by contribution assumption: employee only about $197,911 at 4% or $131,940 at 6%; with 50% employer match about $131,940 at 4% or $87,960 at 6%; with 100% employer match about $98,955 at 4% or $65,970 at 6%.
200716$1,106,423$60,337$10,056iApproximate average salary by contribution assumption: employee only about $251,404 at 4% or $167,603 at 6%; with 50% employer match about $167,603 at 4% or $111,735 at 6%; with 100% employer match about $125,702 at 4% or $83,801 at 6%.
Mks Inc. Retirement Savings Plan-6$1,106,423$60,337$10,056iApproximate average salary by contribution assumption: employee only about $251,404 at 4% or $167,603 at 6%; with 50% employer match about $167,603 at 4% or $111,735 at 6%; with 100% employer match about $125,702 at 4% or $83,801 at 6%.
200616$989,408$59,794$9,966iApproximate average salary by contribution assumption: employee only about $249,142 at 4% or $166,094 at 6%; with 50% employer match about $166,094 at 4% or $110,730 at 6%; with 100% employer match about $124,571 at 4% or $83,047 at 6%.
Mks Inc. Retirement Savings Plan-6$989,408$59,794$9,966iApproximate average salary by contribution assumption: employee only about $249,142 at 4% or $166,094 at 6%; with 50% employer match about $166,094 at 4% or $110,730 at 6%; with 100% employer match about $124,571 at 4% or $83,047 at 6%.
200516$876,482$51,366$8,561iApproximate average salary by contribution assumption: employee only about $214,025 at 4% or $142,683 at 6%; with 50% employer match about $142,683 at 4% or $95,122 at 6%; with 100% employer match about $107,013 at 4% or $71,342 at 6%.
Mks Inc. Retirement Savings Plan-6$876,482$51,366$8,561iApproximate average salary by contribution assumption: employee only about $214,025 at 4% or $142,683 at 6%; with 50% employer match about $142,683 at 4% or $95,122 at 6%; with 100% employer match about $107,013 at 4% or $71,342 at 6%.
200416$773,080$52,489$8,748iApproximate average salary by contribution assumption: employee only about $218,704 at 4% or $145,803 at 6%; with 50% employer match about $145,803 at 4% or $97,202 at 6%; with 100% employer match about $109,352 at 4% or $72,901 at 6%.
Mks Inc. Retirement Savings Plan-6$773,080$52,489$8,748iApproximate average salary by contribution assumption: employee only about $218,704 at 4% or $145,803 at 6%; with 50% employer match about $145,803 at 4% or $97,202 at 6%; with 100% employer match about $109,352 at 4% or $72,901 at 6%.
200317$702,444$43,272$6,182iApproximate average salary by contribution assumption: employee only about $154,543 at 4% or $103,029 at 6%; with 50% employer match about $103,029 at 4% or $68,686 at 6%; with 100% employer match about $77,271 at 4% or $51,514 at 6%.
Mks Inc. Retirement Savings Plan-7$702,444$43,272$6,182iApproximate average salary by contribution assumption: employee only about $154,543 at 4% or $103,029 at 6%; with 50% employer match about $103,029 at 4% or $68,686 at 6%; with 100% employer match about $77,271 at 4% or $51,514 at 6%.
200217$523,624$51,319$7,331iApproximate average salary by contribution assumption: employee only about $183,282 at 4% or $122,188 at 6%; with 50% employer match about $122,188 at 4% or $81,459 at 6%; with 100% employer match about $91,641 at 4% or $61,094 at 6%.
Mks Inc. Retirement Savings Plan-7$523,624$51,319$7,331iApproximate average salary by contribution assumption: employee only about $183,282 at 4% or $122,188 at 6%; with 50% employer match about $122,188 at 4% or $81,459 at 6%; with 100% employer match about $91,641 at 4% or $61,094 at 6%.
200117$608,164$57,761$8,252iApproximate average salary by contribution assumption: employee only about $206,289 at 4% or $137,526 at 6%; with 50% employer match about $137,526 at 4% or $91,684 at 6%; with 100% employer match about $103,145 at 4% or $68,763 at 6%.
Mks Inc. Retirement Savings Plan-7$608,164$57,761$8,252iApproximate average salary by contribution assumption: employee only about $206,289 at 4% or $137,526 at 6%; with 50% employer match about $137,526 at 4% or $91,684 at 6%; with 100% employer match about $103,145 at 4% or $68,763 at 6%.
200018$633,426$61,731$7,716iApproximate average salary by contribution assumption: employee only about $192,909 at 4% or $128,606 at 6%; with 50% employer match about $128,606 at 4% or $85,738 at 6%; with 100% employer match about $96,455 at 4% or $64,303 at 6%.
Mks Inc. Retirement Savings Plan-8$633,426$61,731$7,716iApproximate average salary by contribution assumption: employee only about $192,909 at 4% or $128,606 at 6%; with 50% employer match about $128,606 at 4% or $85,738 at 6%; with 100% employer match about $96,455 at 4% or $64,303 at 6%.