Civic Intelligence

Munger Charitable Trust Number Six C/O William Borthwick

990PF • Fiscal year 2025 • EIN 27-6085555

Jun 01, 2024 to May 31, 2025 • Filed on Oct 15, 2025

Organization Profile
350 W Colorado Blvd Fifth FloorPasadena, CA 91105

(310) 566-1900

Siviq Scores

Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.

Liabilities / Assets

6th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2025 filings • $100M-$250M nonprofits • Source year 2025

Liabilities / Revenue

6th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2025 filings • $100M-$250M nonprofits • Source year 2025

Net Margin

99th percentile

100%

Higher net margin than 99% of similar nonprofits.

2025 filings • $100M-$250M nonprofits • Source year 2025

Top Officer Pay

9th percentile

$0

Higher top officer pay than 9% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

2025 filings • $100M-$250M nonprofits • Source year 2025

Asset Growth

100th percentile

144551%

Faster asset growth than 100% of similar nonprofits.

2025 filings • $100M-$250M nonprofits • Annualized from 2024 to 2025

Revenue Growth

100th percentile

511774%

Faster revenue growth than 100% of similar nonprofits.

2025 filings • $100M-$250M nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets6th percentile

Assets

Up

$158,547,396

Up $158,437,789 (+144551%) from 2024

Net Assets

Up

$158,547,396

Up $158,437,789 (+144551%) from 2024

Liabilities

Flat

$0

Flat from 2024

Revenue And Expenses
Liabilities / Revenue6th percentileNet Margin99th percentile

Revenue

Up

$128,383,034

Up $128,357,953 (+511774%) from 2024

Expenses

Up

$104,265

Up $77,837 (+295%) from 2024

Net Income

Up

$128,278,769

Up $128,280,116 (+9523394%) from 2024

Historical Trend

Balance Sheet Trend

Asset Growth100th percentile

The highlighted filing sits inside the broader history for assets, liabilities, and net assets.

$200M$150M$100M$50M$0Assets 2014: $174,518Liabilities 2014: $0Net Assets 2014: $174,5182014Assets 2015: $167,120Liabilities 2015: $0Net Assets 2015: $167,1202015Assets 2016: $155,104Liabilities 2016: $0Net Assets 2016: $155,1042016Assets 2017: $145,896Liabilities 2017: $0Net Assets 2017: $145,8962017Assets 2018: $144,655Liabilities 2018: $0Net Assets 2018: $144,6552018Assets 2019: $135,580Liabilities 2019: $0Net Assets 2019: $135,5802019Assets 2020: $129,201Liabilities 2020: $0Net Assets 2020: $129,2012020Assets 2021: $123,201Liabilities 2021: $0Net Assets 2021: $123,2012021Assets 2022: $116,839Liabilities 2022: $0Net Assets 2022: $116,8392022Assets 2023: $110,954Liabilities 2023: $0Net Assets 2023: $110,9542023Assets 2024: $109,607Liabilities 2024: $0Net Assets 2024: $109,6072024Assets 2025: $158,547,396Liabilities 2025: $0Net Assets 2025: $158,547,3962025

Highlighted filing

2025

Assets$158,547,396
Liabilities$0
Net Assets$158,547,396
Open 2025 Filing

Operations Trend

Revenue Growth100th percentile

Revenue, expenses, and net income across loaded years, with this filing highlighted.

$150M$100M$50M$0-$50MRevenue 2014: $10,389Expenses 2014: $13,010Net Income 2014: -$2,6212014Revenue 2015: $17,195Expenses 2015: $16,635Net Income 2015: $5602015Revenue 2016: $9,544Expenses 2016: $21,560Net Income 2016: -$12,0162016Revenue 2017: $11,867Expenses 2017: $21,075Net Income 2017: -$9,2082017Revenue 2018: $9,845Expenses 2018: $11,086Net Income 2018: -$1,2412018Revenue 2019: $10,535Expenses 2019: $19,610Net Income 2019: -$9,0752019Revenue 2020: $15,967Expenses 2020: $22,346Net Income 2020: -$6,3792020Revenue 2021: $15,210Expenses 2021: $21,210Net Income 2021: -$6,0002021Revenue 2022: $16,943Expenses 2022: $23,306Net Income 2022: -$6,3632022Revenue 2023: $22,465Expenses 2023: $28,350Net Income 2023: -$5,8852023Revenue 2024: $25,081Expenses 2024: $26,428Net Income 2024: -$1,3472024Revenue 2025: $128,383,034Expenses 2025: $104,265Net Income 2025: $128,278,7692025

Highlighted filing

2025

Revenue$128,383,034
Expenses$104,265
Net Income$128,278,769
Open 2025 Filing
Jump To
Filing Snapshot
Filing Period
Jun 1, 2024 to May 31, 2025
Signed
Oct 15, 2025
Return Version
2024v5.2
Compensation and Service Providers
Top Officer Pay9th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
WILLIAM H BORTHWICKTrustee-$0--
Filing and Contact Details

Filer

Filer Name
Munger Charitable Trust Number Six
EIN
27-6085555
In Care Of
% HOLTHOUSE CARLIN & VAN TRIGT
Phone
3105661900
Address
350 W COLORADO BLVD FIFTH FLOOR, PASADENA, CA 91105

Signing Officer

Name
William Borthwick
Title
Trustee
Phone
3105661900
Signed
2025-10-15
Discuss with paid preparer
Yes

Preparer

Firm
Holthouse Carlin & Van Trigt Llp
Address
11444 w OLYMPIC BLVD 11TH FLR, LOS ANGELES, CA 90064
Preparer
Cathy L Kleineahlbr
Phone
3105661900
Raw XML Appendix285 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990ScheduleB/ContributorInformationGrp/ContributorPersonNm0THE SURVIVORS TRUST OF THE MUNGER C
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IRS990ScheduleB/ContributorInformationGrp/ContributorPersonNm2THE ALFRED C MUNGER FOUNDATION
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IRS990ScheduleB/NonCashPropertyContributionGrp/NoncashPropertyDesc0198 SHARES BERKSHIRE HATHAWAY INC. CLASS A SECURITIES
IRS990ScheduleB/NonCashPropertyContributionGrp/NoncashPropertyDesc11,212 SHARES OF ALIBABA GROUP HOLDING 1,125 SHARES OF BERKSHIRE HATHAWAY INC. CLASS B SECURITIES 2,4
IRS990ScheduleB/NonCashPropertyContributionGrp/ReceivedDt02024-07-02
IRS990ScheduleB/NonCashPropertyContributionGrp/ReceivedDt12024-10-28
IRS990ScheduleB/Organization501c3ExemptPFInd0X
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc0BANK SERVICE FEE
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt0174
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt0174
OtherIncreasesSchedule/OtherIncreasesDetail/Amt030159020
OtherIncreasesSchedule/OtherIncreasesDetail/Desc0UNREALIZED GAIN ON INVESTMENTS
SubstantialContributorsSch/SubstantialContributorDetail/PersonNm0THE SURVIVORS TRUST OF THE MUNGER C
SubstantialContributorsSch/SubstantialContributorDetail/PersonNm1THE ALFRED C MUNGER FOUNDATION
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/AddressLine1Txt0350 W COLORADO BLVD FIFTH FL
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/AddressLine1Txt1350 W COLORADO BLVD FIFTH FL
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/CityNm0PASADENA
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/CityNm1PASADENA
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/StateAbbreviationCd0CA
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/StateAbbreviationCd1CA
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/ZIPCd091105
SubstantialContributorsSch/SubstantialContributorDetail/USAddress/ZIPCd191105
TaxesSchedule/TaxesDetail/Amt0500
TaxesSchedule/TaxesDetail/Amt125
TaxesSchedule/TaxesDetail/CategoryTxt0FEDERAL EXCISE TAXES
TaxesSchedule/TaxesDetail/CategoryTxt1FILING FEES
TaxesSchedule/TaxesDetail/DisbursementsCharitablePrpsAmt025
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0WILLIAM BORTHWICK
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Trustee
ReturnHeader/BusinessOfficerGrp/PhoneNum03105661900
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-10-15
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0MUNGER CHARITABLE TRUST NUMBER SIX
ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt0C/O WILLIAM BORTHWICK
ReturnHeader/Filer/BusinessNameControlTxt0MUNG
ReturnHeader/Filer/EIN0276085555
ReturnHeader/Filer/InCareOfNm0% HOLTHOUSE CARLIN & VAN TRIGT
ReturnHeader/Filer/PhoneNum03105661900
ReturnHeader/Filer/USAddress/AddressLine1Txt0350 W COLORADO BLVD FIFTH FLOOR
ReturnHeader/Filer/USAddress/CityNm0PASADENA
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd091105
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0HOLTHOUSE CARLIN & VAN TRIGT LLP
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt011444 w OLYMPIC BLVD 11TH FLR
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0LOS ANGELES
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd090064
ReturnHeader/PreparerPersonGrp/PhoneNum03105661900
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0CATHY L KLEINEAHLBR
ReturnHeader/ReturnTs02025-08-27T18:31:05-05:00
ReturnHeader/ReturnTypeCd0990PF
ReturnHeader/TaxPeriodBeginDt02024-06-01
ReturnHeader/TaxPeriodEndDt02025-05-31
ReturnHeader/TaxYr02024

Document Assets

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Filings

Displayed year

2025 • Form 990PFDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$158,547,396
Liabilities
$0
Net assets
$158,547,396
Revenue
$128,383,034
Expenses
$104,265
Net income
$128,278,769
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$159$0.00$159$128$0.10$128
2024Detailed filing. Detailed filing data is available for this year.$0.11$0.00$0.11$0.03$0.03$0.00
2023Detailed filing. Detailed filing data is available for this year.$0.11$0.00$0.11$0.02$0.03$0.01
2022Detailed filing. Detailed filing data is available for this year.$0.12$0.00$0.12$0.02$0.02$0.01
2021Detailed filing. Detailed filing data is available for this year.$0.12$0.00$0.12$0.02$0.02$0.01
2020Detailed filing. Detailed filing data is available for this year.$0.13$0.00$0.13$0.02$0.02$0.01
2019Detailed filing. Detailed filing data is available for this year.$0.14$0.00$0.14$0.01$0.02$0.01
2018Detailed filing. Detailed filing data is available for this year.$0.14$0.00$0.14$0.01$0.01$0.00
2017Detailed filing. Detailed filing data is available for this year.$0.15$0.00$0.15$0.01$0.02$0.01
2016Detailed filing. Detailed filing data is available for this year.$0.16$0.00$0.16$0.01$0.02$0.01
2015Detailed filing. Detailed filing data is available for this year.$0.17$0.00$0.17$0.02$0.02$0.00
2014Detailed filing. Detailed filing data is available for this year.$0.17$0.00$0.17$0.01$0.01$0.00