Colorado: CNOOC gained a one-third stake in 800,000 acres in northeast Colorado and southwest Wyoming in a $1.27 billion pact with Chesapeake Energy Corporation.


Louisiana: Sinopec has a one-third interest in 265,000 acres in the Tuscaloosa Marine Shale after a broader $2.5 billion deal with Devon Energy.


Michigan: Sinopec gained a one-third interest in 350,000 acres in a larger $2.5 billion deal with Devon Energy.


Ohio: Sinopec acquired a one-third interest in Devon Energy’s 235,000 Utica Shale acres in a larger $2.5 billion deal.


Oklahoma: Sinopec has a one-third interest in 215,000 acres in a broader $2.5 billion deal with Devon Energy.


Texas: CNOOC acquired a one-third interest in Chesapeake Energy’s 600,000 acres in the Eagle Ford Shale in a $2.16-billion deal.


Wyoming: CNOOC has a one-third stake in northeast Colorado and southeast Wyoming after a $1.27 billion pact with Chesapeake Energy. Sinopec gained a one-third interest in Devon Energy’s 320,000 acres as part of a larger $2.5 billion deal.