| 1 | FIRST MANHATTAN CO. LLC. | $69.2M | 3.3M | New |
| 2 | PRICE T ROWE ASSOCIATES INC /MD/ | $43.2M | 2.0M | New |
| 3 | Encompass Capital Advisors LLC | $39.5M | 1.9M | New |
| 4 | HORIZON KINETICS ASSET MANAGEMENT LLC | $35.8M | 1.7M | New |
| 5 | Merewether Investment Management, LP | $18.6M | 873,238 | New |
| 6 | CIBC Bancorp USA Inc. | $15.4M | 726,015 | New |
| 7 | EAGLE GLOBAL ADVISORS LLC | $14.9M | 700,000 | New |
| 8 | BlackRock, Inc. | $12.9M | 605,848 | New |
| 9 | CITADEL ADVISORS LLC | $11.7M | 549,394 | New |
| 10 | Yaupon Capital Management LP | $11.4M | 535,716 | New |
| 11 | SCHWARTZ INVESTMENT COUNSEL INC | $10.4M | 488,115 | New |
| 12 | CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT | $10.0M | 470,000 | New |
| 13 | Covalis Capital LLP | $5.8M | 271,486 | New |
| 14 | Amicus Financial Advisors, LLC | $4.0M | 189,301 | New |
| 15 | Russell Investments Group, Ltd. | $3.7M | 173,008 | New |
| 16 | Sourcerock Group LLC | $3.6M | 167,460 | New |
| 17 | NEEDHAM INVESTMENT MANAGEMENT LLC | $3.4M | 160,000 | New |
| 18 | JANE STREET GROUP, LLC | $3.3M | 153,744 | New |
| 19 | SEVEN GRAND MANAGERS, LLC | $3.2M | 150,000 | New |
| 20 | MARSHALL WACE, LLP | $2.6M | 123,612 | New |
| 21 | Ghisallo Capital Management LLC | $2.3M | 110,000 | New |
| 22 | Burkehill Global Management, LP | $2.3M | 110,000 | New |
| 23 | LMR Partners LLP | $2.2M | 102,680 | New |
| 24 | Schonfeld Strategic Advisors LLC | $2.2M | 102,290 | New |
| 25 | D. E. Shaw & Co., Inc. | $2.1M | 100,000 | New |