X0102 24F-2NT LIVE 0001030979 XXXXXXXX false false N-1A BERKSHIRE FUNDS 475 Milan Drive Suite 103 San Jose CA X1 95134 Berkshire Focus Fund S000004886 N/A C000013240 811-08043 333-21089 12/31/2025 false 56508338.00 100548578.00 284037302.00 384585880.00 0.00 (328077542.00) 0.0001381 0.00 0.00 Malcolm R. Fobes III Malcolm R. Fobes III, President and Treasurer 03/30/2026