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13F-HR filed by Flagstone Financial Management

Flagstone Financial Management filed this 13F-HR for the quarter ended 2026-06-30, filed 2026-07-21, with 77 holding rows worth $447,163,961.

Accession
0001754960-26-000572
Filed
2026-07-21
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2026

A holdings report, 77 entries on the cover page, a total value of $447,163,961 stated on the cover page (in dollars after the unit check, H1), rows summing to $447,163,961 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 ETF1,555,365$127,446,574dollars as filed
ISHARES TR464288638ISHS 5-10YR INVT843,498$44,848,758dollars as filed
SPDW78463X889COM662,916$33,404,364dollars as filed
SPDR SERIES TRUST78464A474ST SHOR CORP ETF940,715$28,230,846dollars as filed
SPDR SERIES TRUST78464A672ST INTER ETF905,461$25,706,017dollars as filed
Avantis US Small Cap Value ETF025072877SHS195,332$24,369,620dollars as filed
Vanguard Total International Bond Index Fund ETF92203J407SHS496,358$24,038,623dollars as filed
DIMENSIONAL ETF TRUST25434V732EMERGING MKTS CO477,389$19,401,098dollars as filed
Avantis US Equity ETF025072885SHS132,214$16,933,941dollars as filed
Avantis International Small Cap Val ETF025072802SHS148,297$15,281,971dollars as filed
Vanguard Real Estate922908553SHS120,870$11,655,535dollars as filed
PIMCO ETF TR72201R866INTER MUN BD ACT187,771$9,876,761dollars as filed
Avantis Emerging Markets Equity ETF025072604SHS88,013$8,492,301dollars as filed
Berkshire Hathaway Inc084670702COM12,096$6,052,726dollars as filed
Avantis International Equity ETF025072703SHS50,816$4,532,738dollars as filed
ISHARES TR464288414NATIONAL MUN ETF31,197$3,357,433dollars as filed
Apple Inc037833100COM11,485$3,323,247dollars as filed
DIMENSIONAL ETF TRUST25434V716US SUSTAINABILTY55,686$2,596,649dollars as filed
SPDR Portfolio S&P 1500 Composite Stock Market ETF78464A805SHS25,023$2,271,838dollars as filed
ISHARES TR46435G243COM89,945$2,247,727dollars as filed
JPMorgan Chase & Co46625H100COM6,694$2,191,003dollars as filed
Microsoft Corp594918104COM5,100$1,902,320dollars as filed
USBANCORPDEL902973304COM NEW23,693$1,431,052dollars as filed
DIMENSIONAL ETF TRUST25434V815US SMALL CAP ETF35,430$1,374,328dollars as filed
AMERICAN CENTY ETF TR025072356REAL ESTATE ETF29,006$1,374,286dollars as filed
DIMENSIONAL ETF TRUST25434V302EMGR CRE EQT MNG31,426$1,263,629dollars as filed
NVIDIA Corp67066G104COM5,043$1,009,046dollars as filed
Alphabet Inc. Reg. Shares C02079K107COM2,752$972,232dollars as filed
DIMENSIONAL ETF TRUST25434V674GLOBAL SUSTAINA17,292$901,070dollars as filed
EXXON MOBIL CORP30231G102COM6,531$892,867dollars as filed
Wells Fargo & Company949746101COM10,746$888,077dollars as filed
DIMENSIONAL ETF TRUST25434V690INTERNATIONAL19,656$886,495dollars as filed
iShares Russell Midcap ETF464287499SHS7,823$863,033dollars as filed
VTI922908769COM2,068$765,057dollars as filed
Vanguard Dividend Appreciation ETF921908844SHS3,190$754,765dollars as filed
BERKSHIRE HATHAWAY INC DEL084670108CL A1$748,850dollars as filed
Deere & Company244199105COM1,032$654,731dollars as filed
Vanguard Intermediate-Term Treasury ETF92206C706SHS10,612$625,896dollars as filed
Amazon.com, Inc023135106COM2,558$609,674dollars as filed
MasterCard, Inc57636Q104COM1,140$585,513dollars as filed
DIMENSIONAL ETF TRUST25434V682EMER MARK SU ETF11,545$564,296dollars as filed
MARKELGROUPINC570535104STOK282$550,749dollars as filed
iShares Russell 2000 ETF464287655SHS1,758$528,192dollars as filed
Johnson & Johnson478160104COM1,906$484,054dollars as filed
Oracle Corporation68389X105COM3,278$480,453dollars as filed
DIMENSIONAL ETF TRUST25434V823US REAL ESTA ETF18,004$470,971dollars as filed
PepsiCo,Inc.713448108COM3,400$460,375dollars as filed
Cisco Systems,Inc.17275R102COM3,551$417,087dollars as filed
INVESCO QQQ TR46090E103COM524$385,873dollars as filed
SPDR SERIES TRUST78464A375ST INTER BD ETF11,531$385,827dollars as filed
Dimensional International Value ETF25434V807SHS6,939$374,845dollars as filed
Vanguard FTSE Developed Markets ETF921943858SHS5,205$370,856dollars as filed
EQUITY LIFESTYLE PROPERTIES COM29472R108REIT5,677$365,883dollars as filed
Applied Materials,Inc.038222105COM499$360,777dollars as filed
Alphabet Inc. Reg. Shares A02079K305COM987$352,785dollars as filed
SEAGATE TECHNOLOGY HLDNGSG7997R103ORD SHS365$352,225dollars as filed
BOSTON OMAHA CORP CL A101044105COMMON STOCK24,775$337,931dollars as filed
ROCKWELL AUTOMATION INC COM773903109Stock681$337,149dollars as filed
Walmart Inc.931142103COM2,745$310,846dollars as filed
Union Pacific Corporation907818108COM1,093$297,427dollars as filed
Technology Select Sector SPDR Fund81369Y803SHS1,522$289,971dollars as filed
DIMENSIONAL ETF TRUST25434V609US TARGETED VLU4,113$287,499dollars as filed
Verizon Communications Inc92343V104COM6,619$280,262dollars as filed
Financial Select Sector SPDR Fund81369Y605SHS5,227$280,216dollars as filed
Bank of America Corp060505104COM4,836$275,533dollars as filed
Eaton Corp. PlcG29183103COM639$272,290dollars as filed
VALERO ENERGY CORP COM91913Y100Stock1,000$260,440dollars as filed
SPY78462F103SHS337$251,997dollars as filed
ISHARES TR4642886613 7 YR TREAS BD2,042$239,834dollars as filed
Philip Morris International Inc.718172109COM1,300$235,183dollars as filed
iShares Core MSCI EAFE ETF46432F842SHS2,418$233,531dollars as filed
PALO ALTO NETWORKS INC697435105COM670$228,483dollars as filed
Visa Inc92826C839COM646$221,701dollars as filed
Gilead Sciences,Inc.375558103COM1,737$219,453dollars as filed
DOMINION ENERGY INC COM25746U109Stock3,200$218,528dollars as filed
Caterpillar Inc.149123101COM200$212,980dollars as filed
NextEra Energy,Inc.65339F101COM2,333$204,768dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001754960-26-000572this filing2026-07-21acceptance time not in the bulk data set