High-rolling investors have positioned themselves bullish on Celestica CLS, and it's important for retail traders to take note.\This activity came to our attention today through Benzinga's tracking of publicly available options data. The identities of these investors are uncertain, but such a significant move in CLS often signals that someone has privileged information.Today, Benzinga's options scanner spotted 11 options trades for Celestica. This is not a typical pattern.The sentiment among these major tra ...