MAD RIVER INVESTORS
Q4 2025 13F Holdings
- Locationboston, MA
- Num holdings
35
- Value ($000)
$219,624
- Date Filed02/06/2026
- Form type13F-HR
- CIK0001384484
- All SEC filings
- NoteHoldings aggregated across “other managers” listed in original SEC filing, see here for detailed holdings broken out by other managers
Compare Q4 2025 toSelect Quarter
Issuer Name | Class | CUSIP | VALUE | % | Shares | Principal | Option Type |
|---|---|---|---|---|---|---|---|
TEXAS PACIFIC LAND CORPORATI | COM | 88262P102 | $82.17M | 37 % | 286,083 | ||
GRAYSCALE BITCOIN TRUST ETF | SHS REP COM UT | 389637109 | $24.64M | 11 % | 360,454 | ||
PERMIAN BASIN RTY TR | UNIT BEN INT | 714236106 | $16.76M | 8 % | 986,819 | ||
HAWAIIAN ELEC INDUSTRIES | COM | 419870100 | $15.8M | 7 % | 1,284,150 | ||
LANDBRIDGE COMPANY LLC | CL A | 514952100 | $12.88M | 6 % | 262,934 | ||
WHEATON PRECIOUS METALS CORP | COM | 962879102 | $11.47M | 5 % | 97,604 | ||
MESABI TR | CTF BEN INT | 590672101 | $11.43M | 5 % | 296,649 | ||
FIDELITY WISE ORIGIN BITCOIN | SHS | 315948109 | $5.4M | 3 % | 70,859 | ||
WATERBRIDGE INFRASTRUCTURE L | CL A SHS REPSTG | 940923105 | $5.14M | 2 % | 257,000 | ||
FRANCO NEV CORP | COM | 351858105 | $4.89M | 2 % | 23,594 |
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