Additionally, escalating violence in eastern Ukraine and weak data from China pressured the global outlook.

In mid-May, with the Fed’s commitment to keep rates low and improving government data, investors began to ease back into the riskier assets, pushing up the equities markets.

After the Memorial Day weekend, strong industrial data fueled a rally that helped push the S&P 500 above the 1,900 level for the first time.

For more information on ETF performance, visit our ETF performance reports category.

Visit our ETF Analyzer for the most up-to-date ETF performance numbers.

Max Chen contributed to this article.