ProShares Short Russell2000 ETF earns a Strong Sell rating, except for skilled market timers seeking short-term hedges. RWM is designed to deliver -1x daily performance of the Russell 2000 Index, making it suitable only for tactical, short-term bearish bets. Long-term holding of RWM is structurally disadvantaged, as the Russell 2000 posts positive annual results 74% of the time since 2005.