Why insider trading matters?

Numerous studies have examined whether there is evidence that U.S. insiders systematically trade on private information despite the legal deterrence. The consensus appears to be that insider purchases (but not sales) tend to be followed by positive abnormal stock price performance, particularly for small growth stocks.

- Prof. B. Espen Eckbo, Dartmouth College
LEGG MASON, INC. (LM)
Sector: Financial Services; Industry: Asset Management

Legg Mason, Inc. is a publicly owned asset management holding company. It launches and manages equity, fixed income, and multi-asset customized portfolios through its subsidiaries. The firm also launches and manages mutual funds and exchange traded funds for its clients through its subsidiaries. Through its subsidiaries, the firm also invests in alternative markets.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2010-05-14 KOERNER JOHN E III Director Buy 1,120 $33.81 $37,867 No
2008-12-17 KOERNER JOHN E III Director Sell 13,000 $20.89 $271,570 No
2008-12-17 KOERNER JOHN E III Director Sell 32,994 $20.88 $688,915 No

Insider Smart

VBI Vaccines Inc (VBIV) - Since 10%-owner Perceptive Advisor LCC increased their holding in April, the stock have double the price. Impressive!

Insider Smart

Enphase Energy, Inc (ENPH) - ENPH was $10+ in 15Q1 then dropped to $2 and eventually went under $1. From 15Q4 to 17Q4 it built a 2-year-long base then BOOM! Stock went as high as $70 and likely will make a new high. Catch one or two moves like this you can retire early. One hint before the big move was that CEO and CFO were constantly accumulating, this kind of information is priceless.