Financial giants have made a conspicuous bullish move on Merck & Co. Our analysis of options history for Merck & Co (NYSE:MRK) revealed 23 unusual trades.Delving into the details, we found 47% of traders were bullish, while 30% showed bearish tendencies. Out of all the trades we spotted, 11 were puts, with a value of $512,555, and 12 were calls, valued at$590,682.Expected Price MovementsTaking into account the Volume and Open Interest on these contracts, it appears that whales have been targeting a price r ...