J. Stuart Ryan, Director at CALPINE CORP (CPN), sold 10,979,900 shares at $18.92 ($207.7M) on 2013-09-10, disclosed to the SEC on 2013-09-12.
Open-market sale of $207.7M CPN by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.