| PORTFOLIO MANAGER | WEIGHTS | CHANGE VALUE | CURRENT SHARES |
|---|
| Northside Capital Management, LLC | 8.40% | 0.45% | 421,717 |
| Mountain Lake Investment Management LLC | 7.18% | 0.32% | 168,000 |
| ADAMS NATURAL RESOURCES FUND, INC. (PEO) | 3.31% | 0.27% | 185,200 |
| Karani Asset Management LLC | 3.13% | 0.50% | 73,375 |
| CastleArk Alternatives LLC | 2.92% | -0.95% | 4,007 |
| SOUND SHORE MANAGEMENT INC /CT/ | 2.71% | 0.23% | 1,277,012 |
| BRIGHT ROCK CAPITAL MANAGEMENT, LLC | 2.60% | 0.45% | 140,000 |
| Robinson Value Management Ltd. | 2.33% | 0.00% | 49,207 |
| Energy Opportunities Capital Management LLC | 2.10% | 0.45% | 11,488 |
| O'Brien Greene & Co. Inc | 2.09% | 0.47% | 72,850 |