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
PDF SOLUTIONS INC (PDFS)
Sector: Technology; Industry: Software—Application

PDF Solutions, Inc. provides proprietary software and intellectual property products for integrated circuit (IC) designs, electrical measurement hardware tools, methodologies, and professional services in the United States, Canada, China, Taiwan, France, Germany, Italy, Japan, Korea, and internationally. The company also provides DFI Systems, such as DFI on-chip instruments, and eProbe non-contactless E-beam tool; and Characterization Vehicle (CV) infrastructure, which includes CV test chips and pdFasTest electrical testers.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2009-08-27 JENSEN JAMES D VP, Yield Aware - FDC Buy 4,000 $2.64 $10,570 No

Insider Smart

Planet Fitness, Inc (PLNT) - Our position in PLNT is also inspired by insider trading, if insiders are comfortable and confident buying around $50, it is an easy hold if you can pick it up at an even lower price. Our avg cost of the position is ~$40 and is now with 50% profit.