Bid & Ask

1. "My trigger finger is itchy," Warren Buffett told investors in February. This month, Berkshire Hathaway (BRK.A) bagged Lubrizol (LZ), the world's largest producer of lubricant additives, in a $9 billion deal.

2. Spain's Iberdrola, the world's No. 1 wind-energy company, is selling a $2.8 billion stake to sovereign wealth fund Qatar Holding.