ION Geophysical: Top Loser in the Oilfield Services Industry

Having looked at the percentage gainers in the current week, we’ll now move on to the percentage losers from the oilfield services (or OFS) sector in the United States. To compile our list of top oilfield services losers, we’ve used only oilfield services companies with market caps of greater than $100 million and average volumes of greater than 100,000 shares as of last week. In the current week (which started on January 15, 2018), ION Geophysical (IO) has been the worst-performing stock in the oilfield services sector.