Tuesday's ETF Movers: GGUS, CRAK

In trading on Tuesday, the Goldman Sachs MarketBeta Russell 1000 Growth Equity ETF (GGUS) is outperforming other ETFs, up about 2.6% on the day. Components of that ETF showing particular strength include shares of Viking Therapeutics (VKTX), up about 33.7% and shares of Vicor (VICR), up about 12.7% on the day. And underperforming other ETFs today is the VanEck Oil Refiners ETF (CRAK), down about 2.2% in Tuesday afternoon trading. Among components of that ETF with the weakest showing on Tuesday were shares of Valero Energy (VLO), lower by about 4.5%, and shares of Marathon Petroleum (MPC), lower by about 3.1% on the day. VIDEO: Tuesday's ETF Movers: GGUS, CRAK And underperforming other ETFs today is the VanEck Oil Refiners ETF (CRAK), down about 2.