David Clarke, Vice President at GSI GROUP INC (GSIG), sold 891 shares at $12.18 ($11K) on 2012-04-02, disclosed to the SEC on 2012-04-04.
Scheduled sale ($11k) by Vice President under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Nothing distinguishes this filing.