Civic Intelligence

MAMMOTH HOLDINGS, CORP

Plan context: MAMMOTH HOLDINGS, CORP 401(K) PLAN

EIN 84-4319213 • Philomath, OR • 6 filings • 1 plans

556 N 19th StreetPhilomath, OR 97370
Current Snapshot

Latest Year

2025

2025 Participants

6

2025 Assets

$635,475

2025 Contributions

$51,851

Historical Graphs

Total Assets Over Time

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

$635,475$317,738$0202020232025YearValue
$635,475Latest year 2025

Participants Over Time

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

950202020232025YearValue
6Latest 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
202516$635,475$51,851$8,642iApproximate average salary by contribution assumption: employee only about $216,046 at 4% or $144,031 at 6%; with 50% employer match about $144,031 at 4% or $96,020 at 6%; with 100% employer match about $108,023 at 4% or $72,015 at 6%.
MAMMOTH HOLDINGS, CORP 401(K) PLAN-6$635,475$51,851$8,642iApproximate average salary by contribution assumption: employee only about $216,046 at 4% or $144,031 at 6%; with 50% employer match about $144,031 at 4% or $96,020 at 6%; with 100% employer match about $108,023 at 4% or $72,015 at 6%.
202417$527,984$58,631$8,376iApproximate average salary by contribution assumption: employee only about $209,396 at 4% or $139,598 at 6%; with 50% employer match about $139,598 at 4% or $93,065 at 6%; with 100% employer match about $104,698 at 4% or $69,799 at 6%.
MAMMOTH HOLDINGS, CORP 401(K) PLAN-7$527,984$58,631$8,376iApproximate average salary by contribution assumption: employee only about $209,396 at 4% or $139,598 at 6%; with 50% employer match about $139,598 at 4% or $93,065 at 6%; with 100% employer match about $104,698 at 4% or $69,799 at 6%.
202315$453,943$60,232$12,046iApproximate average salary by contribution assumption: employee only about $301,160 at 4% or $200,773 at 6%; with 50% employer match about $200,773 at 4% or $133,849 at 6%; with 100% employer match about $150,580 at 4% or $100,387 at 6%.
MAMMOTH HOLDINGS, CORP 401(K) PLAN-5$453,943$60,232$12,046iApproximate average salary by contribution assumption: employee only about $301,160 at 4% or $200,773 at 6%; with 50% employer match about $200,773 at 4% or $133,849 at 6%; with 100% employer match about $150,580 at 4% or $100,387 at 6%.
202216$419,880$198,468$33,078iApproximate average salary by contribution assumption: employee only about $826,950 at 4% or $551,300 at 6%; with 50% employer match about $551,300 at 4% or $367,533 at 6%; with 100% employer match about $413,475 at 4% or $275,650 at 6%.
MAMMOTH HOLDINGS, CORP 401(K) PLAN-6$419,880$198,468$33,078iApproximate average salary by contribution assumption: employee only about $826,950 at 4% or $551,300 at 6%; with 50% employer match about $551,300 at 4% or $367,533 at 6%; with 100% employer match about $413,475 at 4% or $275,650 at 6%.
202119$265,783$64,130$7,126iApproximate average salary by contribution assumption: employee only about $178,139 at 4% or $118,759 at 6%; with 50% employer match about $118,759 at 4% or $79,173 at 6%; with 100% employer match about $89,069 at 4% or $59,380 at 6%.
MAMMOTH HOLDINGS, CORP 401(K) PLAN-9$265,783$64,130$7,126iApproximate average salary by contribution assumption: employee only about $178,139 at 4% or $118,759 at 6%; with 50% employer match about $118,759 at 4% or $79,173 at 6%; with 100% employer match about $89,069 at 4% or $59,380 at 6%.
202016$170,555$131,932$21,989iApproximate average salary by contribution assumption: employee only about $549,717 at 4% or $366,478 at 6%; with 50% employer match about $366,478 at 4% or $244,319 at 6%; with 100% employer match about $274,858 at 4% or $183,239 at 6%.
MAMMOTH HOLDINGS, CORP 401(K) PLAN-6$170,555$131,932$21,989iApproximate average salary by contribution assumption: employee only about $549,717 at 4% or $366,478 at 6%; with 50% employer match about $366,478 at 4% or $244,319 at 6%; with 100% employer match about $274,858 at 4% or $183,239 at 6%.