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Institutional Holdings of SANDRIDGE ENERGY INC (SDRXY) on 12/31/2011

1. Company Information

Company/StockSANDRIDGE ENERGY INC (stock symbol: SDRXY)
Funds Ownership0 out of total 3028 funds (0%) own this stock
Funds own total 0 shares, --% of all outstanding shares
Funds SOLD -79,600 shares (-100.00%) in the quarter ended on 12/31/2011

2. Top 20 Funds Held SDRXY in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/CallActivity(Shr)% Port.% Out. Shrs
1.)GEORGE KAISER FAMILY FOUNDATION6,670,000CALLUnchanged2.48%--%
2.)ELLIOTT MANAGEMENT CORP4,774,700CALLNew1.23%--%
3.)CITADEL ADVISORS LLC707,200PUTCut -22.54%0.01%--%
4.)CITADEL ADVISORS LLC623,600CALLAdded 98.54%0.01%--%
5.)SG AMERICAS SECURITIES LLC144,400CALLNew0.00%--%
6.)KNIGHT CAPITAL GROUP INC141,600CALLAdded 1.51%0.02%--%
7.)KNIGHT CAPITAL GROUP INC98,700PUTAdded 1.54%0.01%--%
8.)SG AMERICAS SECURITIES LLC20,000PUTNew0.00%--%



3. Top 20 Funds Held SDRXY in this Quarter (By % of Portfolio) Add to Yahoo Finance Message Board

No.FundSharesPut/CallActivity(Shr)% Port.% Out. Shrs
1.)GEORGE KAISER FAMILY FOUNDATION6,670,000CALLUnchanged2.48%--%
2.)ELLIOTT MANAGEMENT CORP4,774,700CALLNew1.23%--%
3.)KNIGHT CAPITAL GROUP INC141,600CALLAdded 1.51%0.02%--%
4.)KNIGHT CAPITAL GROUP INC98,700PUTAdded 1.54%0.01%--%
5.)CITADEL ADVISORS LLC707,200PUTCut -22.54%0.01%--%
6.)CITADEL ADVISORS LLC623,600CALLAdded 98.54%0.01%--%
7.)SG AMERICAS SECURITIES LLC144,400CALLNew0.00%--%
8.)SG AMERICAS SECURITIES LLC20,000PUTNew0.00%--%

4. Top 20 Funds BOUGHT NEW SDRXY in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/Call% Port.% Out. Shrs
1.)ELLIOTT MANAGEMENT CORP4,774,700CALL1.23%--%
2.)SG AMERICAS SECURITIES LLC144,400CALL0.00%--%
3.)SG AMERICAS SECURITIES LLC20,000PUT0.00%--%

5. Top 20 Funds SOLD OUT SDRXY in this Quarter (By Shares) Add to Yahoo Finance Message Board

No.FundSharesPut/Call% Port.% Out. Shrs
1.)TIMBER HILL LLC476,300CALL0.01%--%
2.)TIMBER HILL LLC281,000PUT0.00%--%
3.)SECTOR OMEGA ASA79,6002.74%--%