Position in WBI
as of Mar 31, 2026
· filed Apr 23, 2026
Position Value
$7,257,411
+$2,114,841 QoQ
Shares Held
270,900
+5.4% QoQ
Ownership
0.219%
of shares outstanding
% of Portfolio
2.65%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 0.ToString("F0")%
None 100.ToString("F0")%
Common Shares in WBI Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Equipment & Services
Energy · as of Mar 31, 2026MAD RIVER INVESTORS holds $25,651,295 across 2 Oil & Gas Equipment & Services names. WBI ranks #2 (28.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LB |
LandBridge Co LLC
|
266,385 | $18,393,884 | |
| 2 | WBI |
WaterBridge Infrastructure LLC
This page
|
270,900 | $7,257,411 |
All Filings in WBI
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $7,257,411 | 270,900 | Shares | Sole | 2026-04-23 | |
| 2025-12-31 | $5,142,570 | 257,000 | Shares | Sole | 2026-02-06 | |
| 2025-09-30 | $6,347,874 | 251,700 | Shares | Sole | 2025-10-14 | |
| No filing history on record for this holder in this stock. | ||||||