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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
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
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
BERKSHIRE HATHAWAY INC DEL CL A 084670108   25,503,376 47 SH   SOLE   47 0 0
BROOKFIELD ASSET MANAGMT LTD CL A LMT VTG SHS 113004105   13,718,135 341,502 SH   SOLE   341,502 0 0
BROOKFIELD CORP CL A LTD VT SH 11271J107   101,799,846 2,537,384 SH   SOLE   2,537,384 0 0
KKR & CO INC COM 48251W104   62,848,684 758,584 SH   SOLE   758,584 0 0
MICROSOFT CORP COM 594918104   23,781,522 63,242 SH   SOLE   63,242 0 0
TUCOWS INC COM NEW 898697206   25,041,690 927,470 SH   SOLE   927,470 0 0