Japanese tech billionaire Masayoshi Son late this spring said he had “peered over the cliff edge” of financial ruin. Now, the SoftBank Group Corp. founder and chief executive is sitting on one of the largest cash piles in the investing world.
Mr. Son pulled his conglomerate back from the void with a sharp and surprising strategy shift, selling off holdings that have been central to his investment and operating blueprint, and buying back shares. The world’s biggest tech investor relinquished majority control over its last major…
