The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

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
ALPHABET INC CAP STK CL C 02079K107 25,514 9,135 SH   SOLE   9,135 0 0
ALTERYX INC COM CL A 02156B103 13,973 195,347 SH   SOLE   195,347 0 0
CARDLYTICS INC COM 14161W105 16,754 304,736 SH   SOLE   304,736 0 0
CARVANA CO CL A 146869102 21,583 180,928 SH   SOLE   180,928 0 0
CHARTER COMMUNICATIONS INC N CL A 16119P108 25,025 45,874 SH   SOLE   45,874 0 0
GUIDEWIRE SOFTWARE INC COM 40171V100 17,640 186,435 SH   SOLE   186,435 0 0
HALLADOR ENERGY COMPANY COM 40609P105 1,845 527,140 SH   SOLE   527,140 0 0
INTERACTIVE BROKERS GROUP IN COM CL A 45841N107 19,763 299,847 SH   SOLE   299,847 0 0
STAR GROUP L P UNIT LTD PARTNR 85512C105 14,487 1,305,167 SH   SOLE   1,305,167 0 0
TRANSDIGM GROUP INC COM 893641100 36,289 55,698 SH   SOLE   55,698 0 0