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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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ALPHABET INC CAP STK CL C 02079K107   18,128,000 204,300 SH   SOLE   204,300 0 0
CHARTER COMMUNICATIONS INC N CL A 16119P108   15,454,000 45,574 SH   SOLE   45,574 0 0
GILDAN ACTIVEWEAR INC COM 375916103   11,425,800 417,000 SH   SOLE   417,000 0 0
GUIDEWIRE SOFTWARE INC COM 40171V100   12,477,000 199,435 SH   SOLE   199,435 0 0
HALLADOR ENERGY COMPANY COM 40609P105   3,723,000 372,664 SH   SOLE   372,664 0 0
INTERACTIVE BROKERS GROUP IN COM CL A 45841N107   24,573,000 339,647 SH   SOLE   339,647 0 0
STAR GROUP L P UNIT LTD PARTNR 85512C105   15,727,000 1,305,167 SH   SOLE   1,305,167 0 0
TRANSDIGM GROUP INC COM 893641100   32,552,000 51,698 SH   SOLE   51,698 0 0