It's the first major purchase from Berkshire since the coronavirus pandemic and subsequent market collapse in March. : Warren Buffett's Berkshire Hathaway is finally pulling the trigger. The conglomerate is spending $4 billion to buy the natural gas transmission and storage assets of Dominion Energy. Including the assumption of debt, the deal totals almost $10 billion. It's the first major purchase from Berkshire since the coronavirus pandemic and subsequent market collapse in March.