Alteryx (NYSE: AYX), Comstock Resources (NYSE: CRK), and MagnaChip Semiconductor (NYSE: MX) were among the top performers. A weak reading on inflation made some investors more optimistic that lower interest rates are just around the corner, but doubts about whether the U.S. will be able to reach deals with China and other major trading partners in the near future weighed on sentiment. On Monday, Comstock said that it would purchase Covey Park Energy for $2.2 billion, giving it huge exposure to the Haynesville Basin shale play area in the Ark-La-Tex region.