The Swiss National Bank increased its stakes in several major U.S. companies during the first quarter, raising its holdings in Sysco Corporation and Microchip Technology by 7.2% each. The bank also boosted its positions in Tractor Supply Company by 6.8% and General Mills by 7.1%, with the latter investment valued at over $58 million. These strategic moves strengthen the bank's presence in the tech and food sectors, occurring as institutional investors now collectively own over 83% of Sysco's stock.