According to BlockBeats, on October 2, oil stocks in the U.S. market saw significant gains in pre-market trading due to escalating tensions in the Middle East. Major oil companies experienced notable increases, with ExxonMobil (XOM.N) and Chevron (CVX.N) both rising over 1%. ConocoPhillips (COP.N) saw a 1.4% increase, while Occidental Petroleum (OXY.N) and Schlumberger (SLB.N) each gained nearly 2%.