Whiting Petroleum Corp shares are currently trading down about 6% on the day.

FORBES: Whiting Petroleum Corp Shares Enter Oversold Territory

Whiting Petroleum Corp shares are currently trading down about 8.2% on the day.

FORBES: WLL Crosses Critical Technical Indicator

Whiting Petroleum Corp shares are currently trading up about 1.2% on the day.

FORBES: Whiting Petroleum (WLL) Shares Cross Above 200 DMA

Whiting Petroleum Corp shares are currently trading up about 2.5% on the day.

FORBES: WLL Crosses Above Key Moving Average Level

Whiting Petroleum Corp shares are currently trading down about 2% on the day.

FORBES: WLL Crosses Critical Technical Indicator

Whiting Petroleum Corp shares are currently trading up about 3.2% on the day.

FORBES: WLL Makes Bullish Cross Above Critical Moving Average

The surviving 12: Hanover Insurance ( THG, 42 ), Cree ( CREE, 45 ), Owens-Illinois ( OI, 25 ), Alleghany ( Y, 375 ), URS ( URS, 42 ), Northern Trust ( NTRS, 53 ), Sandridge Energy ( SD, 5.7 ), Great Plains ( GXP, 22 ), General Cable ( BGC, 34 ), Whiting Petroleum ( WLL, 49 ), RF Micro Devices ( RFMD, 5.3 ) and Global Payments ( GPN, 50 ).

FORBES: Mid-Cap Value Stocks For The Guggenheims