Powershares Lux Nanotech Performance (PXN)

Powershares Lux Nanotech Portfolio (PXN) is one of the few tradable ETF that tracks nanotechnology companies.

This year's performance has been negative, but this last week the stock recovered and is close to breaking above the 200 day moving average.

If the price closes above $17.50 we might finally reenter the positive trend for the next few months. It's one of the ETFs to closely follow for these next weeks: