Insider Transactions

Date Filer Title Filing Type Shares Traded Price Total Held
Feb 13, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Exercise of in-the-money or at-the-money derivative security 8,152 $2.70 8,152
Feb 13, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Open market or private sale of non-derivative or derivative security 2,361 $9.33 5,791
Feb 13, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Open market or private sale of non-derivative or derivative security 5,791 $10.00 --
Feb 13, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Exercise of in-the-money or at-the-money derivative security 8,152 -- 835,400
Feb 07, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Exercise of in-the-money or at-the-money derivative security 5,577 $2.70 5,577
Feb 07, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Open market or private sale of non-derivative or derivative security 1,603 $9.39 3,974
Feb 07, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Open market or private sale of non-derivative or derivative security 3,974 $10.00 --
Feb 07, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Exercise of in-the-money or at-the-money derivative security 5,577 -- 843,552
Feb 06, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Exercise of in-the-money or at-the-money derivative security 7,573 $2.70 7,573
Feb 06, 2012
EVP, Upstream Business Dev.
EVP, Upstream Business Dev. Form 4 Open market or private sale of non-derivative or derivative security 2,241 $9.12 5,332

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.