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13F-HR filed by Flagstone Financial Management

Flagstone Financial Management filed this 13F-HR for the quarter ended 2025-06-30, filed 2025-07-29, with 59 holding rows worth $348,858,290.

Accession
0001754960-25-000487
Filed
2025-07-29
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2025

A holdings report, 59 entries on the cover page, a total value of $348,858,290 stated on the cover page (in dollars after the unit check, H1), rows summing to $348,858,290 with VALUE read as dollars as filed, 13F file number 028-23158. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
DIMENSIONAL ETF TRUST25434V401US EQUI MARK ETF1,466,921$98,313,017dollars as filed
ISHARES TR464288638ISHS 5-10YR INVT706,836$37,667,313dollars as filed
SPDW78463X889COM658,015$26,643,029dollars as filed
SPDR SERIES TRUST78464A474ST SHOR CORP ETF772,023$23,307,374dollars as filed
SPDR SERIES TRUST78464A672ST INTER ETF760,390$21,876,396dollars as filed
Vanguard Total International Bond Index Fund ETF92203J407SHS395,760$19,594,081dollars as filed
Avantis US Small Cap Value ETF025072877SHS184,186$16,779,388dollars as filed
DIMENSIONAL ETF TRUST25434V732EMERGING MKTS CO508,640$15,096,444dollars as filed
Avantis US Equity ETF025072885SHS131,134$13,220,898dollars as filed
Avantis International Small Cap Val ETF025072802SHS163,195$12,938,083dollars as filed
Vanguard Real Estate922908553SHS101,899$9,075,113dollars as filed
Avantis Emerging Markets Equity ETF025072604SHS102,917$7,053,929dollars as filed
Berkshire Hathaway Inc084670702COM12,303$5,976,434dollars as filed
PIMCO ETF TR72201R866INTER MUN BD ACT108,159$5,555,028dollars as filed
Avantis International Equity ETF025072703SHS55,825$4,131,592dollars as filed
Microsoft Corp594918104COM5,459$2,715,120dollars as filed
Apple Inc037833100COM12,216$2,506,448dollars as filed
ISHARES TR46435G243COM81,593$2,053,697dollars as filed
ISHARES TR464288414NATIONAL MUN ETF18,608$1,944,184dollars as filed
SPDR Portfolio S&P 1500 Composite Stock Market ETF78464A805SHS25,076$1,877,943dollars as filed
DIMENSIONAL ETF TRUST25434V716US SUSTAINABILTY28,675$1,125,495dollars as filed
USBANCORPDEL902973304COM NEW24,634$1,114,671dollars as filed
JPMorgan Chase & Co46625H100COM3,781$1,096,280dollars as filed
AMERICAN CENTY ETF TR025072356REAL ESTATE ETF24,437$1,079,150dollars as filed
DIMENSIONAL ETF TRUST25434V815US SMALL CAP ETF32,265$949,559dollars as filed
DIMENSIONAL ETF TRUST25434V302EMGR CRE EQT MNG31,663$916,636dollars as filed
Wells Fargo & Company949746101COM11,245$900,929dollars as filed
Vanguard Dividend Appreciation ETF921908844SHS4,108$840,738dollars as filed
NVIDIA Corp67066G104COM4,933$779,317dollars as filed
BERKSHIRE HATHAWAY INC DEL084670108CL A1$728,800dollars as filed
EXXON MOBIL CORP30231G102COM6,680$720,100dollars as filed
iShares Russell Midcap ETF464287499SHS7,823$719,481dollars as filed
DIMENSIONAL ETF TRUST25434V674GLOBAL SUSTAINA12,470$653,802dollars as filed
VTI922908769COM2,065$627,635dollars as filed
MasterCard, Inc57636Q104COM1,085$609,705dollars as filed
Vanguard Intermediate-Term Treasury ETF92206C706SHS9,579$572,920dollars as filed
Deere & Company244199105COM1,097$557,895dollars as filed
DIMENSIONAL ETF TRUST25434V690INTERNATIONAL13,073$515,208dollars as filed
Alphabet Inc. Reg. Shares C02079K107COM2,877$510,273dollars as filed
MARKELGROUPINC570535104STOK254$507,329dollars as filed
DIMENSIONAL ETF TRUST25434V823US REAL ESTA ETF21,166$496,542dollars as filed
SPDR SERIES TRUST78464A375ST INTER BD ETF11,531$387,211dollars as filed
iShares Russell 2000 ETF464287655SHS1,758$379,359dollars as filed
Dimensional International Value ETF25434V807SHS7,785$333,432dollars as filed
DIMENSIONAL ETF TRUST25434V682EMER MARK SU ETF8,359$318,144dollars as filed
Amazon.com, Inc023135106COM1,269$278,406dollars as filed
Financial Select Sector SPDR Fund81369Y605SHS5,227$273,733dollars as filed
Walmart Inc.931142103COM2,745$268,360dollars as filed
Union Pacific Corporation907818108COM1,093$251,588dollars as filed
BOSTON OMAHA CORP CL A101044105COMMON STOCK17,615$247,315dollars as filed
ISHARES TR4642886613 7 YR TREAS BD2,042$243,182dollars as filed
Eaton Corp. PlcG29183103COM664$237,041dollars as filed
Bank of America Corp060505104COM4,836$228,821dollars as filed
DIMENSIONAL ETF TRUST25434V609US TARGETED VLU4,113$221,938dollars as filed
iShares Core MSCI EAFE ETF46432F842SHS2,611$217,967dollars as filed
ROCKWELL AUTOMATION INC COM773903109Stock631$209,599dollars as filed
SPY78462F103SHS337$208,493dollars as filed
Vanguard FTSE Developed Markets ETF921943858SHS3,596$205,007dollars as filed
NuCana PLC67022C205Depositary Receipt12,500$718dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001754960-25-000487this filing2025-07-29acceptance time not in the bulk data set