IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

MAD River Investors

Portfolio Profile

CIK: 0001384484 | BOSTON, MA

Investment Profile

Style

Aggressive Growth

Turnover

Very Low

Orientation

Concentrated long-term
$245.3M
AUM
30
Positions
88.92%
Top 10 Conc.
99.3%
Top 25 Conc.

Top Holdings

#SecuritySharesValue% of Portfolio
1Texas Pacific Land Corporati(TPL)284,771$92.8M37.77%
2Permian Basin RTY TR(PBT)1,056,366$33.3M13.54%
3Grayscale Bitcoin Trust ETF(GBTC)355,444$23.0M9.34%
4Landbridge Company LLC(LB)266,705$21.6M8.81%
5Hawaiian Elec Inds Inc MTN B(HE)1,319,050$11.8M4.80%

Sector Allocation

Latest filing, equity positions only

Energy64.19% · $157.4M
Unclassified13.82% · $33.9M
Basic Materials7.2% · $17.7M
Financial Services5.83% · $14.3M
Utilities4.81% · $11.8M
Technology2.4% · $5.9M
Real Estate0.83% · $2.0M

AUM History

$107.7M | 26 pos.
$144.1M | 27 pos.
$149.3M | 27 pos.
$180.3M | 26 pos.
$215.2M | 26 pos.
$236.0M | 24 pos.
6
Miami Intl Hldgs Inc(MIAX)
297,157
$10.0M
4.05%
7Waterbridge Infrastructure L(WBI)268,751$7.6M3.08%
8Mesabi TR(MSB)327,316$6.4M2.61%
9Wheaton Precious Metals Corp(WPM)45,024$6.0M2.45%
10Fidelity Wise Origin Bitcoin(FBTC)78,429$5.7M2.32%
Consumer Cyclical
0.53% · $1.3M
Healthcare0.38% · $941.7K

Sector Rotation

Quarter-over-quarter weight changes

SectorPrev %Curr %Change
Unclassified9.4%13.82%+4.42%
Energy67.47%64.19%-3.28%
Utilities6.69%4.81%-1.88%
Consumer Cyclical1.32%0.53%-0.79%
Real Estate0.06%0.83%+0.77%
Technology2.03%2.4%+0.37%
Financial Services5.48%5.83%+0.35%
Basic Materials7.18%7.2%+0.02%
Healthcare0.38%0.38%0%

Cap Size Rotation

Quarter-over-quarter weight changes by market cap

Cap SizePrev %Curr %Change
Large Cap53.82%44.98%-8.84%
Small Cap15.9%19.26%+3.36%
Mid Cap18.83%18.66%-0.17%
Unclassified9.4%13.82%+4.42%
Mega Cap2.05%2.39%+0.34%
Micro Cap0%0.89%+0.89%
$223.3M | 24 pos.
$233.8M | 38 pos.
$219.6M | 35 pos.
$277.9M | 32 pos.
$268.1M | 30 pos.
$245.7M | 31 pos.
Q4
23
Q1
24
Q2
24
Q3
24
Q4
24
Q1
25
Q2
25
Q3
25
Q4
25
Q1
26
Q2
26
Q3
26

Recent Activity

Quarter-over-quarter position changes

2
New
1
Closed
9
Increased
9
Decreased
11
Unchanged