Benzinga's Top Downgrades By: Benzinga via Benzinga May 07, 2015 at 09:49 AM EDT Analysts at Credit Suisse downgraded Black Hills Corp (NYSE: BKH) from Outperform to Neutral. The price target for Black Hills has ... Read More >> Related Stocks: Black Hills Corp Chesapeake Energy Copa Holdings S.A. Orasure Tech Inc Town Sports International