Thunder Horse crude oil, which has risen 19 percent this year, strengthened for a second day against benchmark West Texas Intermediate.
Thunder Horse gained 25 cents to a $2.50 a-barrel premium compared with WTI at 11 a.m. in New York, according to data compiled by Bloomberg. The grade rose 19 cents to $92.28 a barrel. Mars Blend strengthened 5 cents to a 65 cent premium.
Poseidon’s discount widened 10 cents to 35 cents a barrel. Southern Green Canyon’s discount was unchanged at 75 cents, and West Texas Sour’s discount widened 10 cents to $2.70 a barrel.
Heavy Louisiana Sweet’s premium narrowed 20 cents to $4.40 a barrel. Light Louisiana Sweet’s premium weakened 5 cents to $5.65.
The discount for Western Canada Select versus the WTI benchmark was unchanged from yesterday at $20 a barrel. The discount for Syncrude, a light, low-sulfur synthetic oil derived from the tar sands in Alberta, was unchanged at $3.
Oil futures for February delivery rose 97 cents to $90.81 a barrel at 11:54 a.m. on the New York Mercantile Exchange.