| Solas Capital Management, LLC | 3,545,186 | $16,450 |
| Yorktown Energy Partners XI, L.P. | 2,779,443 | $12,897 |
| Yorktown Energy Partners X, L.P. | 2,656,705 | $12,327 |
| Yorktown Energy Partners IX, L.P. | 1,181,124 | $5,480 |
| VANGUARD GROUP INC | 1,076,761 | $4,996 |
| BlackRock, Inc. | 917,117 | $4,255 |
| HARBOURVEST PARTNERS LLC | 840,598 | $3,900 |
| Ballast Asset Management, LP | 794,322 | $3,686 |
| DIMENSIONAL FUND ADVISORS LP | 794,062 | $3,685 |
| PARAGON ASSOCIATES & PARAGON ASSOCIATES II JOINT VENTURE | 650,000 | $3,016 |
| GEODE CAPITAL MANAGEMENT, LLC | 478,479 | $2,220 |
| MORGAN STANLEY | 446,935 | $2,074 |
| MARSHALL WACE, LLP | 384,826 | $1,786 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 376,905 | $1,749 |
| Clayton Partners LLC | 355,261 | $1,648 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 346,653 | $1,608 |
| LPL Financial LLC | 317,030 | $1,471 |
| Dalton Investments LLC | 250,000 | $1,160 |
| STATE STREET CORP | 249,989 | $1,160 |
| RENAISSANCE TECHNOLOGIES LLC | 245,400 | $1,139 |
| SEI INVESTMENTS CO | 242,469 | $1,125 |
| CREDIT AGRICOLE S A | 183,500 | $851 |
| De Lisle Partners LLP | 166,411 | $774 |
| HILLMAN CO | 146,597 | $680 |
| MCINTYRE FREEDMAN & FLYNN INVESTMENT ADVISERS INC | 135,900 | $631 |
| NORTHERN TRUST CORP | 132,761 | $616 |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC | 127,824 | $593 |
| CITADEL ADVISORS LLC | 120,114 | $557 |
| Squarepoint Ops LLC | 119,259 | $553 |
| GOLDMAN SACHS GROUP INC | 111,948 | $519 |
| AQR CAPITAL MANAGEMENT LLC | 68,948 | $320 |
| BARCLAYS PLC | 68,241 | $317 |
| FIRST TRUST ADVISORS LP | 60,694 | $282 |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 60,440 | $280 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 53,084 | $246 |
| AMERICAN CENTURY COMPANIES INC | 51,150 | $237 |
| Bank of New York Mellon Corp | 50,737 | $235 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 46,005 | $213 |
| STRS OHIO | 40,000 | $186 |
| BANK OF AMERICA CORP /DE/ | 36,562 | $170 |
| Hillsdale Investment Management Inc. | 34,100 | $158 |
| RITHOLTZ WEALTH MANAGEMENT | 32,326 | $150 |
| ALGERT GLOBAL LLC | 26,568 | $0 |
| Nuveen, LLC | 24,742 | $115 |
| JPMORGAN CHASE & CO | 23,076 | $107 |
| WELLS FARGO & COMPANY/MN | 21,548 | $100 |
| HRT FINANCIAL LP | 19,868 | $0 |
| WELLINGTON MANAGEMENT GROUP LLP | 19,744 | $92 |
| NEW YORK STATE COMMON RETIREMENT FUND | 18,700 | $87 |
| MILLENNIUM MANAGEMENT LLC | 17,556 | $81 |
| Graham Capital Management, L.P. | 16,385 | $76 |
| CAPTRUST FINANCIAL ADVISORS | 15,146 | $70 |
| NewEdge Advisors, LLC | 14,456 | $67 |
| Invesco Ltd. | 13,599 | $63 |
| RHUMBLINE ADVISERS | 13,497 | $63 |
| ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ | 12,785 | $59 |
| BNP PARIBAS ARBITRAGE, SA | 12,640 | $59 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 12,420 | $58 |
| Claro Advisors Inc. | 11,528 | $53 |
| SHERBROOKE PARK ADVISERS LLC | 11,147 | $52 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 9,316 | $43 |
| CITIGROUP INC | 7,570 | $35 |
| ACADIAN ASSET MANAGEMENT LLC | 5,051 | $0 |
| Police & Firemen's Retirement System of New Jersey | 4,456 | $21 |
| CWM, LLC | 3,795 | $0 |
| State of Alaska, Department of Revenue | 3,396 | $0 |
| PNC Financial Services Group, Inc. | 2,359 | $11 |
| Tower Research Capital LLC (TRC) | 2,193 | $10 |
| Russell Investments Group, Ltd. | 1,972 | $9 |
| Ameritas Investment Partners, Inc. | 1,966 | $9 |
| Legal & General Group Plc | 1,746 | $8 |
| UBS Group AG | 1,714 | $8 |
| ROYAL BANK OF CANADA | 1,538 | $7 |
| Sterling Capital Management LLC | 1,228 | $6 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1,180 | $5 |
| Farther Finance Advisors, LLC | 1,012 | $5 |
| BOYD WATTERSON ASSET MANAGEMENT LLC/OH | 1,000 | $5 |
| OSAIC HOLDINGS, INC. | 1,000 | $5 |
| AMALGAMATED BANK | 605 | $0 |
| IFP Advisors, Inc | 249 | $1 |
| FMR LLC | 225 | $1 |
| EverSource Wealth Advisors, LLC | 152 | $1 |
| SBI Securities Co., Ltd. | 96 | $0 |
| Allworth Financial LP | 65 | $0 |
| SIMPLEX TRADING, LLC | 55 | $0 |
| ROTHSCHILD INVESTMENT LLC | 47 | $0 |
| MAI Capital Management | 18 | $0 |
| SJS Investment Consulting Inc. | 17 | $0 |
| Clearstead Advisors, LLC | 5 | $0 |
| True Wealth Design, LLC | 2 | $0 |
| Sunbelt Securities, Inc. | 1 | $0 |