This morning, the leading semiconductor equipment maker KLA-Tencor Corporation (NASDAQ:KLAC) is coming under some selling pressure. Earlier today, the stock was downgraded by to neutral by Susquehanna. KLAC stock is now trading lower by $2.17 to $62.60 a share. Day traders can watch for intra-day support around the $61.97, $60.88, and $60.45 levels. These support levels are only valid for today.