they are back down to 2009 levels... worth buying now? aren't they supposed to be immune to oil price fluctuations?
Oil services companies (ETF equiv = XES) have had robust seasonal strength from Feb - May 1986 -5.5% 1987 13.0% 1988 15.0% 1989 11.4% 1990 9.4% 1991 10.2% 1992 3.3% 1993 23.8% 1994 -2.8% 1995 21.4% 1996 17.7% 1997 -5.5% 1998 30.5% 1999 65.2% 2000 32.0% 2001 7.2% 2002 28.3% 2003 2.7% 2004 3.4% 2005 4.4% 2006 5.6% 2007 17.7% 2008 9.9% 2009 25.7% 2010 9.0% 2011 5.4% 2012 -1.5% 2013 -2.5% 2014 15.6% 2015 12.8% 2016 ?