BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 52386279 124575 SH SOLE 124575 0 0 AMAZON COM INC COM 023135106 52696394 292141 SH SOLE 292141 0 0 ALPHABET INC CAP STK CL A 02079K305 76027969 503730 SH SOLE 503730 0 0 ISHARES TR MSCI ACWI ETF 464288257 50351691 457202 SH SOLE 457202 0 0 VANGUARD INDEX FDS S&P 500 ETF SHS 922908363 434266040 903403 SH SOLE 903403 0 0 VANGUARD INDEX FDS S&P 500 ETF SHS 922908363 480450712 999481 SH DFND 1 0 999481 0