LONDON—Oil was steady on Monday, but new concerns about the Omicron coronavirus variant and doubts around the effectiveness of vaccines against it were weighing on prices.
Brent was up 6 cents, or 0.1 percent, at $75.21 a barrel by 0947 GMT, and U.S. West Texas Intermediate (WTI) gained 9 cents, or 0.1 percent, to $71.76 a barrel.
