1. Citigroup upgraded from Neutral to Overweight; price target raised to $124. 2. Citigroup's stock gained 14% over the past month, RSI at 76.8. 3. Capital One initiated with Outperform rating; price target set at $270. 4. Capital One's stock rose 18% in a month, RSI at 80.4. 5. Both stocks show signs of being overbought, indicating potential risk.