Warren W. Wilder, Senior Vice President at WESTLAKE CHEMICAL CORP (WLK), sold 5,295 shares at $32.22 ($171K) on 2006-11-07, disclosed to the SEC on 2006-11-08.
Open-market sale of $171k WLK 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.