Mountain Lake Investment Management LLC — 13F Holdings & Portfolio
CIK 1308555 · latest 13F-HR filed 2026-05-15
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$154.8M
Long-equity book
29
Distinct positions
2026-03-31
Filed 2026-05-15
+9 / −3 / ↑14 / ↓3
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- NOBLE CORP PLC$3.7M +56.0%
- NATURAL RESOURCE PARTNERS LP$2.5M +36.0%
- ALLISON TRANSMISSION HLDGS I$2.3M +21.8%
- VIPER ENERGY INC$2.3M +23.9%
- AUTONATION INC$1.3M +13.5%
Top Trims
- SEADRILL LTD-$2.1M -46.5%
- SPROTT ASSET MANAGEMENT LP-$861.1K -34.6%
- VALARIS LTD-$761.3K -48.4%
New Positions
- RANGE RES CORP$9.7M
- MOLINA HEALTHCARE INC$6.7M
- FEDERAL AGRIC MTG CORP$6.4M
- CAL MAINE FOODS INC$1.4M
- AMPLIFY ETF TR$899.0K
Exited Positions
- ALLEGIANT TRAVEL CO$10.8M
- EOG RES INC$4.3M
- ABRDN PLATINUM ETF TRUST$2.1M
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | SPROTT ASSET MANAGEMENT LP | PHYS | 85207H104 | $16.0M | 10.31% | 450,344 | SH |
| 2 | ETFS GOLD TR | SGOL | 00326A104 | $14.5M | 9.37% | 324,918 | SH |
| 3 | ALLISON TRANSMISSION HLDGS I | ALSN | 01973R101 | $13.1M | 8.45% | 111,803 | SH |
| 4 | VIPER ENERGY INC | VNOM | 64361Q101 | $12.0M | 7.77% | 256,139 | SH |
| 5 | AUTONATION INC | AN | 05329W102 | $11.0M | 7.12% | 56,445 | SH |
| 6 | NOBLE CORP PLC | NE | G65431127 | $10.2M | 6.59% | 207,795 | SH |
| 7 | RANGE RES CORP | RRC | 75281A109 | $9.7M | 6.26% | 214,515 | SH |
| 8 | NATURAL RESOURCE PARTNERS LP | NRP | 63900P608 | $9.3M | 5.99% | 76,673 | SH |
| 9 | D R HORTON INC | DHI | 23331A109 | $9.0M | 5.81% | 65,590 | SH |
| 10 | BUILDERS FIRSTSOURCE INC | BLDR | 12008R107 | $8.6M | 5.57% | 104,641 | SH |
| 11 | MOLINA HEALTHCARE INC | MOH | 60855R100 | $6.7M | 4.36% | 50,618 | SH |
| 12 | FEDERAL AGRIC MTG CORP | AGM | 313148306 | $6.4M | 4.11% | 42,844 | SH |
| 13 | HELMERICH & PAYNE INC | HP | 423452101 | $4.3M | 2.75% | 118,197 | SH |
| 14 | ANTERO RESOURCES CORP | AR | 03674X106 | $4.2M | 2.72% | 99,192 | SH |
| 15 | TRIPLE FLAG PRECIOUS METAL | TFPM | 89679M104 | $3.1M | 2.02% | 90,203 | SH |
| 16 | SEADRILL LTD | SDRL | G7997W102 | $2.4M | 1.52% | 51,812 | SH |
| 17 | OPENLANE INC | OPLN | 48238T109 | $2.3M | 1.50% | 79,537 | SH |
| 18 | PLAINS ALL AMERN PIPELINE L | PAA | 726503105 | $1.9M | 1.24% | 86,237 | SH |
| 19 | ENERGY TRANSFER L P | ET | 29273V100 | $1.9M | 1.24% | 99,285 | SH |
| 20 | SPROTT ASSET MANAGEMENT LP | PSLV | 85207K107 | $1.6M | 1.05% | 66,874 | SH |
| 21 | CAL MAINE FOODS INC | CALM | 128030202 | $1.4M | 0.89% | 17,505 | SH |
| 22 | COMPASS MINERALS INTL INC | CMP | 20451N101 | $1.3M | 0.84% | 55,636 | SH |
| 23 | DAVITA INC | DVA | 23918K108 | $1.1M | 0.71% | 7,153 | SH |
| 24 | AMPLIFY ETF TR | SILJ | 032108649 | $899.0K | 0.58% | 30,250 | SH |
| 25 | VALARIS LTD | VAL | G9460G101 | $810.8K | 0.52% | 8,270 | SH |
| 26 | ALAMOS GOLD INC | AGI | 011532108 | $355.4K | 0.23% | 8,000 | SH |
| 27 | SLB LIMITED | SLB | 806857108 | $278.8K | 0.18% | 5,425 | SH |
| 28 | WORTHINGTON STL INC | WS | 982104101 | $227.6K | 0.15% | 7,500 | SH |
| 29 | ALPHABET INC | GOOGL | 02079K305 | $215.7K | 0.14% | 750 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-15 | $154.8M | 29 | 0001754960-26-000390 |
| 2025-12-31 | 2026-02-17 | $131.6M | 23 | 0001754960-26-000189 |
| 2025-09-30 | 2025-11-14 | $134.3M | 26 | 0001754960-25-000797 |