Brian M. Trafas, Senior Vice President at KLA TENCOR CORP (KLAC), sold 5,692 shares at $89.15 ($507K) on 2017-08-07, disclosed to the SEC on 2017-08-08.
Open-market sale of $507k KLAC by Senior Vice President. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.