Overview

• Halliburton shares rose 7.34% on Tuesday to close at $24.27, marking a fourth straight gain.
• Brent crude climbed 1.59% to $67.63 per barrel while West Texas Intermediate increased 0.46% to $63.70.
• Investors bought oil-service names after reports that Russian jets entered Estonian airspace for more than 10 minutes earlier in the week.
• Estonia called an emergency NATO meeting that led to a warning to Russia about defending treaty members if attacked.
• Russia rejected Estonia’s claims as fabricated, as energy-sector stocks broadly advanced alongside Halliburton.