The following insiders have sold PRTA shares in the last 24 months: Brandon S. Smith ($1,308,375.34), Carol D. Karp ($847,550.00), Dennis J Selkoe ($1,192,150.00), Gene G Kinney ($3,316,500.00), Hideki Garren ($1,252,487.18), Karin L. Walker ($3,466,300.00), Lars Ekman ($886,387.32), Michael J. Malecek ($2,734,900.00), Richard T Collier ($263,350.00), Shane Cooke ($264,600.00), Tran Nguyen ($9,191,750.00), and Wagner M. Zago ($1,618,340.00).