The US oil-rig count rose by 11 to 758, according to oilfield-services company Baker Hughes.
The oil-rig count has risen for 23 straight weeks, extending a record-long streak of increases.
The gas-rig count fell by three to 183, and miscellaneous rigs were unchanged at zero, making the total rig count 941.
Oil was trading slightly higher around 1:00 p.m. ET Friday, with West Texas Intermediate, the US benchmark, at $42.98 a barrel, up $0.20 or 0.47%.
Here’s the chart showing how the rig count has developed over the last several years: