ProShares has expanded its line-up of 3x funds with the launch of eight ETFs tied to four major indicies.

The NASDAQ-100, Dow Jones Industrial AverageS&P MidCap 400 and Russell 2000 will each have exchange traded funds that offer daily 3x and -3x exposure.

The new funds include UltraPro QQQ (TQQQ)UltraPro Short QQQ (SQQQ)UltraPro Dow30 (UDOW),UltraPro Short Dow30 (SDOW)UltraPro MidCap400 (UMDD)UltraPro Short MidCap400 (SMDD)UltraPro Russell2000 (URTY) and UltraPro Short Russell2000 (SRTY).

For more ETF investing choices, see the ProShares ETF directory.