A slew of upgrades capture Diane King Hall's attention for morning movers helping to close the trading week. Arm Holdings (ARM) gets a hand from HSBC, with the analyst upgrading the stock and issuing a price target far above the current price. Chipotle (CMG) also got bullish optimism from Mizuho. Diane then talks about the energy space with a pair of upgrades in Chevron (CVX) and Occidental Petroleum (OXY).