U.S. Cash Crude-Grades fall on thin volumes

May 10 (Reuters) - U.S (Other OTC: UBGXF - news) . cash differentials slipped on

Tuesday on thin volumes, dealers said.

The move came after American Petroleum Institute data showed

that U.S. crude stocks rose last week by nearly 1.5 million

barrels into Cushing, Oklahoma, while overall inventories rose

by 3.45 million barrels.

* Light Louisiana Sweet (WTC-LLS) for June delivery fell

12.5 cents to a midpoint of $2 and traded between $2.00 and

$2.05 a barrel premium to U.S. crude futures.

* Mars Sour (WTC-MRS (LSE: MRS.L - news) ) fell 5.5 cents to a midpoint of -$3.28

and traded between $3.20 and $3.25 a barrel discount to U.S.

crude futures.

* WTI Midland (WTC-WTM) fell 7.5 cents to a midpoint of

-$0.2 and traded between 15 and 25 cents a barrel discount to

U.S. crude futures.

* West Texas Sour (WTC-WTS) fell 7 cents to a midpoint of

-$1.17. It (Other OTC: ITGL - news) was bid at $1.35 and offered at $1.00 a barrel

discount to U.S. crude with no reported trades.

* WTI at East Houston traded at $1.55 a barrel over WTI.

* ICE Brent July futures rose $1.89 to settle at

$45.52 a barrel.

* WTI June crude futures rose $1.22 to settle at

$44.66 a barrel.

* The Brent/WTI spread (WTCLc1-LCOc1) narrowed by 57.0 cents

to settle at -$0.17

(Reporting By Catherine Ngai; Editing by David Gregorio)