Shell informed U.S. customers about a price increase of up to 5 percent on finished lubricants effective Feb. 19, with different effective dates and/or price amounts in some instances. The U.S. finished lubricants market experienced three rounds of price increases during 2017. One round ranging from 3 percent to 8 percent took place from around Feb. 20 through March 20. A second round of increases, most in the range of 3 percent to 9 percent, took effect mainly from mid-May into early June. A third round of price increases took effect from early through mid-December.