Financial giants have made a conspicuous bullish move on Delta Air Lines. Our analysis of options history for Delta Air Lines (NYSE:DAL) revealed 8 unusual trades. Delving into the details, we found 62% of traders were bullish, while 37% showed bearish tendencies. Out of all the trades we spotted, 5 were puts, with a value of $1,571,349, and 3 were calls, valued at $87,823. Projected Price TargetsAnalyzing the Volume and Open Interest in these contracts, it seems that the big players have been eyeing a price window from $30.0 to $52.5 for Delta Air Lines during the past quarter. Volume & Open …