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MAD River Investors

Q2 2026 Holdings

Filed 2026-08-03 | 30 holdings | $268.1M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Texas Pacific Land Corporati(TPL)COM88262P102$124.9M285,33046.6%
Permian Basin RTY TR(PBT)UNIT BEN INT714236106$25.2M1,005,1529.4%
Landbridge Company LLC(LB)CL A514952100$21.2M267,9537.9%
Hawaiian Elec Inds Inc MTN B(HE)COM419870100$17.9M1,321,8506.7%
Grayscale Bitcoin Trust ETF(GBTC)SHS REP COM UT389637109$16.4M360,1396.1%
Miami Intl Hldgs Inc(MIAX)COM59356Q108$10.7M289,0004.0%
Waterbridge Infrastructure L(WBI)CL A SHS REPSTG940923105$9.2M267,8013.4%
Mesabi TR(MSB)CTF BEN INT590672101$8.2M323,7353.1%
Wheaton Precious Metals Corp(WPM)COM962879102$6.3M56,1732.4%
Franco NEV Corp(FNV)COM351858105$4.7M22,5061.7%
Fidelity Wise Origin Bitcoin(FBTC)SHS315948109$3.6M70,3691.3%
Carnival Corp LTD(CCL)COMMON SHARESG2004J103$2.7M95,3731.0%
Vanguard Index FDS(VTI)TOTAL STK MKT922908769$2.5M6,8000.9%
Grayscale Bitcoin Mini TR ET(BTC)SHS NEW389930207$2.1M81,5170.8%
Palo Alto Networks Inc(PANW)COM697435105$1.9M5,4840.7%
Cboe Global Mkts Inc(CBOE)COM12503M108$1.6M6,7050.6%
Apple Inc(AAPL)COM037833100$1.5M5,0500.5%
Oracle Corp(ORCL)COM68389X105$1.2M8,0500.4%
Intercontinental Exchange in(ICE)COM45866F104$965.9K7,8460.4%
Amazon COM Inc(AMZN)COM023135106$810.4K3,4000.3%
Unitedhealth Group Inc(UNH)COM91324P102$706.6K1,7000.3%
Cisco SYS Inc(CSCO)COM17275R102$704.8K6,0000.3%
Cincinnati Finl Corp(CINF)COM172062101$666.5K3,6000.2%
Hawaiian Elec Inds Inc MTN B(HE)CallCALL419870100$660.3K$48,8000.2%
Eaton Corp PLC(ETN)SHSG29183103$511.3K1,2000.2%
RLI Corp(RLI)COM749607107$354.4K6,0000.1%
Berkshire Hathaway Inc del(BRK/B)CL B NEW084670702$312.7K6250.1%
Johnson & Johnson(JNJ)COM478160104$304.8K1,2000.1%
Caci Intl Inc(CACI)CL A127190304$210.8K4550.1%
Fermi Inc(FRMI)COM314911108$151.1K16,5000.1%