For investors seeking momentum, iShares Russell Top 200 Growth ETF (IWY) is probably on the radar. The fund just hit a 52-week high and is up 59.11% from its 52-week low price of $180.65/share.But are more gains in store for this ETF? Let’s take a quick look at the fund and the near-term outlook on it to get a better idea of where it might be headed:IWY in FocusThe underlying Russell Top 200 Growth Index measures the performance of the largest capitalization growth sector of the U.S. equity market. It is a ...