Energy-sector exchange traded funds from Direxion that apply 300% leverage on a daily basis have seen huge swings this week as oil prices swoon. Trading volume in these volatile ETFs surged Tuesday.

Direxion Daily Energy Bull 3x Shares (NYSEArca: ERX) and Direxion Daily Energy Bear 3x Shares (NYSEArca: ERY) both saw volume of more than 3 million shares Tuesday and one-day moves of about 9%.

Energy Select Sector SPDR Fund (NYSEArca: XLE) lost 3% while volume also spiked in the ETF.

Direxion Daily Energy Bull 3x Shares

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