Ten Small Sector ETFs with Big Returns | ETF Trends

Some of the best things come in small packages. Exchange traded funds cover a range of investment segments, and in the current rally, smaller areas in the market are generating robust gains.

The S&P 500 Index rallied 25.1% year-to-date and has been hitting new historic highs. Meanwhile, other smaller sectors have raced ahead, notably green or clean energy stocks.

The renewable energy sector was one of the worst performing areas in 2012, but they are now leading the markets this  year.

We are also witnessing a type of tech boom 2.0 as the new wave of social media internet stocks paves the way in the current technology sector surge.

Additionally, some ETF investors are also finding attractive returns in the insurance, energy, gambling and defense markets.

Looking at non-leveraged ETFs with less than $100 million in assets under management, here are the top performers so far this year: