MAD RIVER INVESTORS
Top Portfolio Positions
29 positions ·
$274,831,605 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| TPL |
Texas Pacific Land Corp
Energy
|
285,120 | $135,306,547 | 49.23% | |
| PBT |
Permian Basin Royalty Trust
Energy
|
1,003,140 | $21,587,572 | 7.85% | |
| HE |
Hawaiian Electric Industries Inc
Utilities
|
1,363,950 | $20,241,018 | 7.36% | |
| GBTC |
Grayscale Bitcoin Trust ETF
|
360,139 | $19,000,933 | 6.91% | |
| LB |
LandBridge Co LLC
Energy
|
266,385 | $18,393,884 | 6.69% | |
| WPM |
Wheaton Precious Metals Corp.
Basic Materials
|
89,271 | $11,695,393 | 4.26% | |
| MSB |
Mesabi Trust
Basic Materials
|
321,546 | $10,128,699 | 3.69% | |
| WBI |
WaterBridge Infrastructure LLC
Energy
|
270,900 | $7,257,411 | 2.64% | |
| FNV |
FRANCO NEVADA Corp
Basic Materials
|
23,590 | $5,827,909 | 2.12% | |
| FBTC |
Fidelity Wise Origin Bitcoin Fund
|
70,339 | $4,152,111 | 1.51% |
Portfolio Trend
25 quarters · across all stocks
Holdings in GBTC
Shares Held
Position Value (USD)
9 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $19,000,933 | 360,139 | Shares | Sole | 2026-04-23 | |
| 2025-12-31 | $24,640,635 | 360,454 | Shares | Sole | 2026-02-06 | |
| 2025-09-30 | $32,402,840 | 360,954 | Shares | Sole | 2025-10-14 | |
| 2025-06-30 | $31,589,080 | 372,381 | Shares | Sole | 2025-07-08 | |
| 2025-03-31 | $24,274,586 | 372,481 | Shares | Sole | 2025-04-22 | |
| 2024-12-31 | $28,557,360 | 385,806 | Shares | Sole | 2025-01-16 | |
| 2024-09-30 | $19,682,122 | 389,745 | Shares | Sole | 2024-10-22 | |
| 2024-06-30 | $14,791,663 | 307,558 | Shares | Sole | 2024-08-02 | |
| 2024-03-31 | $22,809,947 | 399,725 | Shares | Sole | 2024-04-19 | |
| No 13F history on record for this holder in this stock. | ||||||