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

• Zynga Inc ZNGA Sep 4.0 Calls Sweep: 11000 @ ASK $0.08: 16k traded vs 218 OI: Earnings 8/3 After Close [est] $3.30 Ref
• Herbalife Ltd. HLF May 80.0 Calls: 1000 @ Above Ask! $0.07: 6000 traded vs 21k OI: Earnings 8/3 After Close [est] $71.61 Ref
• Northern Dynasty Minerals Ltd NAK May 2.5 Calls Sweep: 1500 @ ASK $0.20: 4229 traded vs 13k OI: $2.19 Ref
• Yelp Inc YELP Nov17 33.0 Calls: 2500 @ ASK $2.40: 2500 traded vs 24 OI: Earnings 8/9 After Close [est] $28.58 Ref
• CSX Corporation CSX May 52.5 Calls Sweep: 525 @ ASK $0.322: 2378 traded vs 12k OI: Earnings 7/12 Unspecified [est] $51.67 Ref
• La Quinta Holdings Inc LQ Sep 15.0 Calls: 1500 @ ASK $0.45: 1500 traded vs 600 OI: Earnings 8/1 After Close [est] $13.33 Ref
• PACCAR Inc PCAR Jun 65.0 Calls Sweep: 519 @ ASK $1.20: 1478 traded vs 24 OI: Earnings 7/25 Before Open [est] $63.60 Ref
• Lululemon Athletica inc. LULU Oct 60.0 Calls Sweep: 1278 @ ASK $3.05: 1353 traded vs 632 OI: Earnings 6/7 After Close [est] $54.55 Ref