BRK is 40% cash at the moment. I think "roughly flat" is evidence they're performing the strategy the OP wanted.
BRK has stated that they'll buy back in when prices are reasonable again, so it's an automatic "sell-high buy-low" strategy.
buffet may be holding his breath for some time
markets...irrational... longer than you stay solvent, etc.
buffet may be holding his breath for some time
markets...irrational... longer than you stay solvent, etc.