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
PTC INC. (PTC)
Sector: Technology; Industry: Software—Application

PTC Inc. operates as software and services company in the Americas, Europe, and the Asia Pacific. The company operates in two segments, Software Products and Professional Services. The company was formerly known as Parametric Technology Corporation and changed its name to PTC Inc. in January 2013.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2012-11-16 VON STAATS AARON C CVP, General Counsel, Secretary Sell 5,679 $18.98 $107,778 Yes
2012-08-29 VON STAATS AARON C CVP, General Counsel, Secretary Sell 10,000 $21.48 $214,766 No
2012-01-31 VON STAATS AARON C CVP, General Counsel, Secretary Sell 16,000 $25.04 $400,688 No
2011-08-23 VON STAATS AARON C CVP, General Counsel, Secretary Sell 5,000 $17.25 $86,250 No
2011-05-03 VON STAATS AARON C CVP, General Counsel, Secretary Sell 12,950 $23.28 $301,419 No
2010-11-09 VON STAATS AARON C CVP, General Counsel, Secretary Sell 9,000 $22.32 $200,880 Yes
2010-08-27 VON STAATS AARON C CVP, General Counsel, Secretary Sell 5,000 $17.25 $86,250 No
2010-02-22 VON STAATS AARON C CVP, General Counsel, Secretary Buy 1,400 $17.20 $24,080 No
2009-11-16 VON STAATS AARON C CVP, General Counsel, Secretary Sell 33,951 $15.90 $539,692 Yes
2009-11-11 VON STAATS AARON C CVP, General Counsel, Secretary Sell 12,897 $16.15 $208,307 No

Insider Smart

Liberty Media Corp (LSXMA) - BERKSHIRE HATHAWAY INC, Buffett made a move and add 2M shares to their position. What a news after dumping Airlines.

Insider Smart

CEDAR FAIR L.P. (FUN) - Another crash victim, Cedar Fair L.P. took a deep dive from $54 to $13, insiders were confidence and eagerly jumped in around $27. With insiders on your side, this would be an easy add and hold to get your cost under $20. Stock is about to breach $40 in the coming weeks.