After years of relatively subdued deal activity under Buffett, who often bemoaned lofty market valuations, Abel oversaw back-to-back multibillion-dollar transactions in the period.

Berkshire Hathaway tripled its Alphabet stake to $17B, bought $2.6B in Delta Air Lines, and agreed to acquire Taylor Morrison for $6.8B under new

After years of relatively subdued deal activity under Buffett, who often bemoaned lofty market valuations, Abel oversaw back-to-back multibillion-dollar transactions in the period.