Watch These 8 Huge Call Purchases In Thursday 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 Wednesday's regular session.

• ENSCO PLC ESV Jun 9.0 Calls Sweep: 553 @ ASK $0.25: 7297 traded vs 2271 OI: Earnings 7/26 After Close [est] $8.11 Ref
• Petroleo Brasileiro SA Petrobras (ADR) PBR Jun 10.0 Calls Sweep: 1674 @ ASK $0.35: 3591 traded vs 30k OI: Earnings Today After Close $9.57 Ref
• Atwood Oceanics, Inc. ATW Sep 10.0 Calls: 3000 @ ASK $0.70: 3000 traded vs 282 OI: Earnings 8/1 After Close [est] $8.39 Ref
• Northern Dynasty Minerals Ltd NAK May 2.5 Calls Sweep: 1166 @ ASK $0.20: 2114 traded vs 7567 OI: Earnings Today After Close [est] $2.27 Ref
• AK Steel Holding Corporation AKS Jun 7.0 Calls Sweep: 829 @ ASK $0.13: 1627 traded vs 6198 OI: Earnings 7/25 Before Open [est] $6.02 Ref
• Pandora Media Inc P Jun 23rd 10.0 Calls Sweep: 1000 @ ASK $0.828: 1045 traded vs 2459 OI: Earnings 7/20 After Close [est] $9.75 Ref
• Callaway Golf Co ELY Jun 13.0 Calls Sweep: 1000 @ ASK $0.35: 1000 traded vs 120 OI: Earnings 7/27 After Close [est] $12.74 Ref
• Zynga Inc ZNGA Jun 3.5 Calls Sweep: 500 @ ASK $0.10: 500 traded vs 3401 OI: Earnings 8/3 After Close [est] $3.38 Ref