NEW YORK (
TheStreet) -- Shares of
Complete Production Services
Cobalt International Energy
Gran Tierra Energy
(GTE - Get Report) and
(SOL - Get Report) made gains last week, while shares of
(FSLR - Get Report),
Superior Energy Services
(SPN - Get Report),
Chesapeake Midstream Partners
TransAtlantic Petroleum Ltd.
Complete Production Services led the pack of winners last week, gaining 53.2%.
Cobalt International Energy rose 26.4%.
Gran Tierra Energy improved 25.3%. The company starts exploration drilling operations on two oil prospects in Brazil, as per
International Resource News.
ReneSola increased 23.8%.
Other movers were
Forest Oil Corp
(up 22.6%) and
Denbury Resources Inc
Range Resources Corp
gained 20.8%. According to
, the company rose on speculation of a takeover bid. Range Resources is a holder of 1.2 million net acres in the Marcellus Shale natural gas field.
Oil States International Inc
added 20.2%. The company was upgraded to overweight from equal weight at Johnson Rice.
Precision Drilling Corp.
added 19.9%. The company was rated a new accumulate at Global Hunter Securities. The 12-month target price is $13.0 a share.
Helix Energy Solutions Group
climbed 19.9% and 19.6%, respectively.
Valero Energy Corp
gained 19.4%. The company was raised to overweight from equal-weight at Barclays capital. The 12-month target price is $35.0 a share.
Advantage Oil & Gas
Key Energy Services
Brigham Exploration Co
Berry Petroleum Co
closed 17%-18% higher last week.
Talisman Energy Inc
rose 14%. The company was raised to outperform from market perform.
First Solar was the top decliner, plunging 5.9%.
Superior Energy Services and Chesapeake Midstream Partners shed 2.9% and 1.9%, respectively.
TransAtlantic Petroleum lost 1.3%. The company was cut to accumulate from buy at Global Hunter Securities.
JA Solar Holdings
China Petroleum & Chemical
each lost 0.5% last week.
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