The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F INFORMATION TABLE |
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| COLUMN 1 | COLUMN 2 | COLUMN 3 | COLUMN 4 | COLUMN 5 | COLUMN 6 | COLUMN 7 | COLUMN 8 | ||||
| VALUE | SHRS OR | SH/ | PUT/ | INVESTMENT | OTHER | VOTING AUTHORITY | |||||
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | (x$1000) | PRN AMT | PRN | CALL | DISCRETION | MANAGER | SOLE | SHARED | NONE |
| ALLIANCE HOLDINGS GP LP | COM UNITS LP | 01861G100 | 2,929 | 123,586 | SH | SOLE | 2,928,988 | 0 | 0 | ||
| ALPHABET INC | CAP STK CL C | 02079K107 | 9,087 | 10,000 | SH | SOLE | 9,087,300 | 0 | 0 | ||
| AXALTA COATING SYS LTD | COM | G0750C108 | 10,383 | 324,049 | SH | SOLE | 324,049 | 0 | 0 | ||
| AXON ENTERPRISE INC | COM | 05464C101 | 5,234 | 208,204 | SH | SOLE | 208,204 | 0 | 0 | ||
| BAIDU INC | SPON ADR REP A | 056752108 | 9,515 | 53,200 | SH | SOLE | 53,200 | 0 | 0 | ||
| CARMAX INC | COM | 143130102 | 10,720 | 170,000 | SH | SOLE | 170,000 | 0 | 0 | ||
| EXPRESS SCRIPTS HLDG CO | COM | 30219G108 | 14,405 | 225,637 | SH | SOLE | 225,637 | 0 | 0 | ||
| HALLADOR ENERGY COMPANY | COM | 40609P105 | 2,025 | 260,578 | SH | SOLE | 260,578 | 0 | 0 | ||
| INTERACTIVE BROKERS GROUP IN | COM | 45841N107 | 18,125 | 484,354 | SH | SOLE | 484,354 | 0 | 0 | ||
| STAR GAS PARTNERS L P | UNIT LTD PARTNR | 85512C105 | 12,319 | 1,654,387 | SH | SOLE | 1,654,387 | 0 | 0 | ||
| TRANSDIGM GROUP INC | COM | 893641100 | 13,370 | 49,727 | SH | SOLE | 49,727 | 0 | 0 | ||