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MAD RIVER INVESTORS · 13F Holdings
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MAD RIVER INVESTORS

No.6139 Data as of 2026Q2
Latest AUM (Q2 2026)
$268.1M
QoQ Change Q1 2026
-$9.8M-3.5%
Holdings
29
New Buys
1
Adds
10
Reduces
9
Exits
3
Unchanged
9
Holdings Value Trend
Holdings by Sector
Stock Ownership TrendPortfolio %Prev Q %Q2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
TTEXAS PACIFIC LAND CORPORATITPL
46.58%48.69%$124.9M285,330$135.3M285,120+210+0.07%Add
PPERMIAN BASIN RTY TRPBT
9.39%7.77%$25.2M1.0M$21.6M1.0M+2,012+0.20%Add
LANDBRIDGE CO LLC CL A CLASS ALB
7.92%6.62%$21.2M267,953$18.4M266,385+1,568+0.59%Add
HHAWAIIAN ELEC INDS INC MTN BHE
6.92%7.28%$18.5M1.4M$20.2M1.4M+6,700+0.49%Add
GRAYSCALE BITCOIN TRUST ETFGBTC
6.11%6.84%$16.4M360,139$19.0M360,13900.00%Unchanged
MMIAMI INTL HLDGS INCMIAX
4.01%1.14%$10.7M289,000$3.2M81,250+207,750+255.69%Add
WWATERBRIDGE INFRASTRUCTURE LWBI
3.42%2.61%$9.2M267,801$7.3M270,900-3,099-1.14%Reduce
MESABI TRMSB
3.05%3.65%$8.2M323,735$10.1M321,546+2,189+0.68%Add
WHEATON PRECIOUS METALS CORPWPM
2.35%4.21%$6.3M56,173$11.7M89,271-33,098-37.08%Reduce
FRANCO NEV CORPFNV
1.75%2.1%$4.7M22,506$5.8M23,590-1,084-4.60%Reduce
FFIDELITY WISE ORIGIN BITCOIN FUNDFBTC
1.34%1.49%$3.6M70,369$4.2M70,339+30+0.04%Add
CCARNIVAL CORP LTD COMMON SHARESCCL
1.02%1.45%$2.7M95,373$4.0M156,181-60,808-38.93%Reduce
GGENERAL DYNAMICS CORPVTI
0.94%1.02%$2.5M6,800$2.8M8,800-2,000-22.73%Reduce
GGRAYSCALE BITCOIN MINI TR ETF SHS NEWBTC
0.79%0.88%$2.1M81,517$2.4M81,217+300+0.37%Add
PALO ALTOPANW
0.7%0.32%$1.9M5,484$879,1955,48400.00%Unchanged
CBOE GLOBAL MKTS INCCBOE
0.61%0.68%$1.6M6,705$1.9M6,680+25+0.37%Add
APPLE INCAAPL
0.55%0.47%$1.5M5,050$1.3M5,100-50-0.98%Reduce
ORACLE CORPORCL
0.44%0.43%$1.2M8,050$1.2M8,05000.00%Unchanged
INTERCONTINENTAL EXCHANGE INC COMICE
0.36%0.43%$965,8767,846$1.2M7,645+201+2.63%Add
AMAZON COM INCAMZN
0.3%0.26%$810,3563,400$728,9453,500-100-2.86%Reduce
UNITEDHEALTH GROUP INCUNH
0.26%0.17%$706,5711,700$460,0031,70000.00%Unchanged
CISCO SYS INCCSCO
0.26%0.17%$704,7606,000$465,5406,00000.00%Unchanged
CINCINNATI FINL CORP COMCINF
0.25%0.2%$666,5043,600$566,4603,60000.00%Unchanged
EATON CORP PLCETN
0.19%0.15%$511,3441,200$429,2041,20000.00%Unchanged
RRLI CORPRLI
0.13%0.12%$354,4206,000$342,2406,00000.00%Unchanged
BERKSHIRE HATHAWAY INC DELBRK.B
0.12%0.14%$312,744625$395,340825-200-24.24%Reduce
JOHNSON & JOHNSONJNJ
0.11%0.11%$304,7641,200$293,3281,20000.00%Unchanged
CCACI INTL INCCACI
0.08%0.16%$210,784455$437,816805-350-43.48%Reduce
FFERMI INCFRMI
0.06%$151,14016,500$00+16,500New Buy

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow