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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ALLEGIANT TRAVEL CO COM 01748X102   3,016,944 32,800 SH   SOLE NONE 32,800 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702   128,742,578 416,953 SH   SOLE NONE 354,253 0 62,700
CITIGROUP INC COM NEW 172967424   118,433,543 2,525,774 SH   SOLE NONE 1,928,374 0 597,400
COLLIERS INTL GROUP INC SUB VTG SHS 194693107   274,430 2,600 SH   SOLE NONE 2,600 0 0
COMPANIA DE MINAS BUENAVENTU SPONSORED ADR 204448104   16,203,926 1,980,920 SH   SOLE NONE 1,980,920 0 0
COPA HOLDINGS SA CL A P31076105   840,385 9,100 SH   SOLE NONE 9,100 0 0
EMBRAER S.A. SPONSORED ADS 29082A107   32,489,588 1,984,703 SH   SOLE NONE 1,984,703 0 0
FOMENTO ECONOMICO MEXICANO S SPON ADR UNITS 344419106   1,446,888 15,200 SH   SOLE NONE 15,200 0 0
GAIA INC NEW CL A 36269P104   308,869 111,104 SH   SOLE NONE 111,104 0 0
HALLADOR ENERGY COMPANY COM 40609P105   2,223,998 242,002 SH   SOLE NONE 242,002 0 0
HEWLETT PACKARD ENTERPRISE C COM 42824C109   44,399,953 2,787,191 SH   SOLE NONE 2,097,291 0 689,900
INFOSYS LTD SPONSORED ADR 456788108   16,908,045 969,498 SH   SOLE NONE 969,498 0 0
OCEANEERING INTL INC COM 675232102   1,380,940 78,329 SH   SOLE NONE 78,329 0 0
P T TELEKOMUNIKASI INDONESIA SPONSORED ADR 715684106   14,842,761 544,289 SH   SOLE NONE 544,289 0 0
PETROLEO BRASILEIRO SA PETRO SP ADR NON VTG 71654V101   16,782,165 1,808,423 SH   SOLE NONE 1,808,423 0 0
PHILIP MORRIS INTL INC COM 718172109   1,614,350 16,600 SH   SOLE NONE 16,600 0 0
PLDT INC SPONSORED ADR 69344D408   1,123,625 44,500 SH   SOLE NONE 44,500 0 0
PROGRESSIVE CORP COM 743315103   715,300 5,000 SH   SOLE NONE 5,000 0 0
SOUTHWEST AIRLS CO COM 844741108   91,766,054 2,820,100 SH   SOLE NONE 2,171,600 0 648,500
SS&C TECHNOLOGIES HLDGS INC COM 78467J100   104,633,263 1,852,900 SH   SOLE NONE 1,427,700 0 425,200
SYNCHRONY FINANCIAL COM 87165B103   1,328,956 45,700 SH   SOLE NONE 45,700 0 0
TERNIUM SA SPONSORED ADS 880890108   23,032,817 558,236 SH   SOLE NONE 558,236 0 0
TURKCELL ILETISIM HIZMETLERI SPON ADR NEW 900111204   7,206,443 1,675,917 SH   SOLE NONE 1,675,917 0 0