Mad River Investors as of June 30, 2026
Portfolio Holdings for Mad River Investors
Mad River Investors holds 29 positions in its portfolio as reported in the June 2026 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price |
|---|---|---|---|---|---|
| Texas Pacific Land Corp (TPL) | 46.6 | $125M | 285k | 437.64 | |
| Permian Basin Rty Tr Unit Ben Int (PBT) | 9.4 | $25M | 1.0M | 25.04 | |
| Landbridge Company Cl A (LB) | 7.9 | $21M | 268k | 79.24 | |
| Hawaiian Elec Inds Inc Mtn B Call Call Option (Principal) (HE) | 6.9 | $19M | 1.4M | 13.53 | |
| Grayscale Bitcoin Trust Etf Shs Rep Com Ut (GBTC) | 6.1 | $16M | 360k | 45.52 | |
| Miami Intl Hldgs (MIAX) | 4.0 | $11M | 289k | 37.16 | |
| Waterbridge Infrastructure L Cl A Shs Repstg (WBI) | 3.4 | $9.2M | 268k | 34.27 | |
| Mesabi Tr Ctf Ben Int (MSB) | 3.1 | $8.2M | 324k | 25.30 | |
| Wheaton Precious Metals Corp (WPM) | 2.4 | $6.3M | 56k | 112.32 | |
| Franco-Nevada Corporation (FNV) | 1.7 | $4.7M | 23k | 208.44 | |
| Fidelity Wise Origin Bitcoin SHS (FBTC) | 1.3 | $3.6M | 70k | 51.05 | |
| Carnival Corp Common Shares (CCL) | 1.0 | $2.7M | 95k | 28.57 | |
| Vanguard Index Fds Total Stk Mkt (VTI) | 0.9 | $2.5M | 6.8k | 370.04 | |
| Grayscale Bitcoin Mini Tr Et Shs New (BTC) | 0.8 | $2.1M | 82k | 25.95 | |
| Palo Alto Networks (PANW) | 0.7 | $1.9M | 5.5k | 341.02 | |
| CBOE Holdings (CBOE) | 0.6 | $1.6M | 6.7k | 242.66 | |
| Apple (AAPL) | 0.5 | $1.5M | 5.1k | 289.36 | |
| Oracle Corporation (ORCL) | 0.4 | $1.2M | 8.1k | 146.55 | |
| Intercontinental Exchange (ICE) | 0.4 | $966k | 7.8k | 123.10 | |
| Amazon (AMZN) | 0.3 | $810k | 3.4k | 238.34 | |
| UnitedHealth (UNH) | 0.3 | $707k | 1.7k | 415.63 | |
| Cisco Systems (CSCO) | 0.3 | $705k | 6.0k | 117.46 | |
| Cincinnati Financial Corporation (CINF) | 0.2 | $667k | 3.6k | 185.14 | |
| Eaton Corp SHS (ETN) | 0.2 | $511k | 1.2k | 426.12 | |
| Rli (RLI) | 0.1 | $354k | 6.0k | 59.07 | |
| Berkshire Hathaway Inc Del Cl B New (BRK.B) | 0.1 | $313k | 625.00 | 500.39 | |
| Johnson & Johnson (JNJ) | 0.1 | $305k | 1.2k | 253.97 | |
| Caci Intl Cl A (CACI) | 0.1 | $211k | 455.00 | 463.26 | |
| Fermi (FRMI) | 0.1 | $151k | 17k | 9.16 |
