RT Journal Article SR Electronic T1 Insider trading JF The Journal of Portfolio Management FD Institutional Investor Journals SP 65 OP 71 DO 10.3905/jpm.1986.409069 VO 12 IS 4 A1 Wayne Y. Lee A1 Michael E. Solt YR 1986 UL https://pm-research.com/content/12/4/65.abstract AB