Watch These 3 Huge Call Purchases In Wednesday Trade

Benzinga's newsdesk monitors options activity to notice unusual patterns. These large volume (and often out of the money) trades were initially published intraday in Benzinga Professional . These trades were placed during Tuesday's regular session.

• Pacira Pharmaceuticals Inc PCRX Nov 17 $45 Calls at the Ask: 1300 @ $1.5 vs 37 OI; Ref=$37.25
• Navistar International Corp NAV Sep 29 $32.5 Calls at the Ask: 582 @ $2.5 vs 2 OI; Ref=$33.69
• Amicus Therapeutics, Inc. FOLD Oct 20 $16 Calls Sweep (5) at the Ask: 500 @ $1.0 vs 323 OI; Ref=$13.99