Heard off the street: When is inside trading not inside trading?

GThe Pittsburgh Post-Gazette looks at the Jagolinzer paper on insider trading that we discussed back in March. Not much of an update, but still interesting:Heard off the street: When is inside trading not inside trading?: "Executives who used 10b5-1 plans beat the market by 6 percent over the subsequent six months while executives who didn't use them beat the market by only 1.9 percent, Mr.