... Bank of America (BAC) on Thursday announced it set aside $997 million to protect from loan losses, mainly in the bank's $22 billion energy portfolio. Wells Fargo (WFC) warned of "significant stress" and "deterioration" in the oil and gas space. The problems there forced Wells Fargo to add $200 million in loan-loss reserves, its first increase to this rainy-day fund since 2009. And JPMorgan Chase increased its provisions for credit losses by 88%, mostly due to the oil, natural gas and pipeline business. It was enough to cause JPMorgan's (JPM) first drop in profits since late 2014. ...