In a bullish client note released today as a preview for Q4 earnings, Susquehanna’s Christopher N. Stathoulopoulos upgraded American Airlines Group Inc. (AAL) and Sun Country Airlines Holdings Inc. (SNCY) to Positive ratings, citing a favorable industry outlook and company-specific catalysts. Stathoulopoulos raised AAL’s price target to $20 per share from$14, and SNCY’s price target to $20 per share from$12. The upgrades come as the airline sector braces for a rebound in air travel demand, disciplined ...