Someone Is Nibbling At Oil Services ETFs By: Benzinga via Benzinga September 23, 2015 at 14:26 PM EDT Few equity-based energy sector exchange-traded funds have been plagued by falling oil prices on par with oil services funds. Entering ... Read More >> Related Stocks: Cameron International Energy Select Sector SPDR Natl Oilwell Varco Schlumberger Ltd US Oil Equipment & Services Ishares ETF United States Oil Fund Weatherford International Ltd iPath Dow Jones-Goldman Sachs Crude Oil Fund