U.S. crude oil settled higher on Friday to end the week in positive territory following a choppy trading session.
U.S. West Texas Intermediate (WTI) futures settled up 79 cents, or 1.7 percent, at $45.70 a barrel.
Brent futures were up 45 cents at $48.62 per barrel shortly by 2:36 p.m. EDT (1839 GMT). It had risen almost $1 at the session high, before turning negative prior to the rig count release.
Global rude markets seesawed around break-even much of Friday, jumping 2 percent in early trade on a boost from a Wall Street rally before slipping to near the day's lows.
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Prices ticked back up after the latest weekly reading on the U.S. oil rig count from industry firm Baker Hughes showed a drop of 4 rigs, marking the fourth consecutive drop. A lower U.S. rig count is usually a bullish signal for oil as it suggests potentially lower production in the future.