Name,Ticker,Title of class,Class,Change,CUSIP,Value,Shares or principal amount,Weighting MICRON TECHNOLOGY INC,MU,, ,595112103,574974000.0,11476523.0,32.977 BK OF AMERICA CORP,BAC,, ,060505104,440527000.0,14586987.0,25.266 ALPHABET INC,GOOG,cap stk cl c,Buy,02079K107,292681000.0,3044000.0,16.786 BERKSHIRE HATHAWAY INC DEL,BRKB,cl b new, ,084670702,239717000.0,897749.0,13.749 APPLE INC,AAPL,, ,037833100,104977000.0,759600.0,6.021 ALPHABET INC,GOOGL,cap stk cl a,Buy,02079K305,90676000.0,948000.0,5.201