David Muzzo, Vice President at Archipelago Learning, Inc. (ARCL), sold 370,852 shares at $16.50 ($6.1M) on 2009-11-25, disclosed to the SEC on 2009-11-25.
Open-market sale of $6.1M ARCL by 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.