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Mad River Investors Portfolio holdings
AUM
$268M
1-Year Est. Return
31.54%
This Fund
S&P 500
This Quarter
Est. Return
+3.37%
1 Year Est. Return
+31.54%
3 Year Est. Return
+225.37%
5 Year Est. Return
+261.39%
10 Year Est. Return
+1,619.55%
AUM
$234M
AUM Growth
+$10.5M
(+4.7%)
Cap. Flow
+$9.72M
Cap. Flow
% of AUM
4.16%
Top 10 Holdings %
Top 10 Hldgs %
86.64%
Holding
42
New
17
Increased
6
Reduced
10
Closed
3
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
WBI
WaterBridge Infrastructure LLC
WBI
|
+$5.9M |
| 2 |
MIAX
Miami International Holdings
MIAX
|
+$2.73M |
| 3 |
Oracle
ORCL
|
+$2.05M |
| 4 |
Apple
AAPL
|
+$1.13M |
| 5 |
Palo Alto Networks
PANW
|
+$1.05M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ARIS
Aris Water Solutions
ARIS
|
+$2.09M |
| 2 |
Wheaton Precious Metals
WPM
|
+$1.76M |
| 3 |
Civeo
CVEO
|
+$1.57M |
| 4 |
Grayscale Bitcoin Trust
GBTC
|
+$1.03M |
| 5 |
Carnival Corporation Ltd
CCL
|
+$858K |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Energy | 53.27% |
| 2 | Materials | 10.86% |
| 3 | Utilities | 5.92% |
| 4 | Financials | 3.56% |
| 5 | Technology | 2.43% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
26
RLI Corp
RLI
$5.89B
| $489K | 0.21% |
7,500
| – | – |
|
27
Eaton
ETN
$174B
| $449K | 0.19% |
+1,200
| New | +$436K |
|
28
JPMorgan Chase
JPM
$950B
| $442K | 0.19% |
+1,400
| New | +$416K |
|
29
Cisco
CSCO
$479B
| $411K | 0.18% |
+6,000
| New | +$409K |
|
30
CACI
CACI
$14.2B
| $402K | 0.17% |
805
-50
| -6% | -$24.2K |
|
31
PUT
Texas Pacific Land
TPL
$23.5B
| – | – |
0
| – | – |
|
32
Kimberly-Clark
KMB
$36.5B
| $348K | 0.15% |
+2,800
| New | +$362K |
|
33
Citigroup
C
$226B
| $305K | 0.13% |
+3,000
| New | +$285K |
|
34
Invesco S&P 500 Equal Weight ETF
RSP
$99.5B
| $286K | 0.12% |
1,508
| – | – |
|
35
FirstEnergy
FE
$27.5B
| $261K | 0.11% |
+5,700
| New | +$243K |
|
36
Johnson & Johnson
JNJ
$625B
| $223K | 0.1% |
+1,200
| New | +$206K |
|
37
Salesforce
CRM
$158B
| $213K | 0.09% |
+900
| New | +$227K |
|
38
Gaming and Leisure Properties
GLPI
$12.8B
| $212K | 0.09% |
+4,558
| New | +$215K |
|
|
ARIS
39
DELISTED
Aris Water Solutions
ARIS
| – | – |
-88,500
| Closed | -$2.09M |
|
|
40
Civeo
CVEO
$318M
| – | – |
-67,938
| Closed | -$1.57M |
|
41
Eagle Materials
EXP
$6.57B
| – | – |
-1,231
| Closed | -$249K |
|
|
PBT
42
CALL
Permian Basin Royalty Trust
PBT
$1.49B
| – | – |
0
| – | -$99.7K |
|
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Mad River Investors's Q3 2025 Portfolio in Review
As of Q3 2025, Mad River Investors held 42 positions worth $234M, up 4.7% from $223M the previous quarter. Its ten largest holdings account for 87% of the portfolio.
Mad River Investors deployed $9.72M of net new capital in Q3 2025, opening 17 new positions and adding to 6 existing holdings. Its largest new stake was WaterBridge Infrastructure LLC: 251,700 shares worth $6.35M.
By sector, the portfolio is most concentrated in Energy at 53% of assets, down from 57% a quarter earlier, followed by Materials and Utilities.
On the sell side, the largest reduction was Wheaton Precious Metals, an estimated $1.76M trimmed.
- Mad River Investors's largest Q3 2025 buy was WaterBridge Infrastructure LLC: 251,700 shares worth $6.35M.
- Mad River Investors added most to Permian Basin Royalty Trust in Q3 2025, an estimated $597K increase.
- Mad River Investors's biggest Q3 2025 reduction was Wheaton Precious Metals, cutting an estimated $1.76M.
- Mad River Investors fully exited Aris Water Solutions in Q3 2025, selling an estimated $2.09M.
- Mad River Investors's ten largest holdings make up 87% of its $234M portfolio in Q3 2025.
- Mad River Investors opened 17 new positions and closed 3 in Q3 2025.
- Mad River Investors's portfolio value rose 4.7% quarter-over-quarter to $234M.
Based on Mad River Investors's 13F filing for Q3 2025, filed 14 Oct 2025.