Returns of Upstream Stocks with High and Low Implied Volatility

Upstream stocks with high implied volatilities

As we saw in the previous part of this series, on November 4, 2016, Cobalt International Energy (CIE) had the highest implied volatility among the upstream stocks that are part of the SPDR S&P Oil & Gas Exploration & Production ETF (XOP). Its stock fell ~80.6% on a YTD (year-to-date) basis—the steepest YTD fall among upstream stocks with the highest implied volatilities. In the past five trading days, Cobalt International Energy stock rose 7.2%, while US crude oil fell 9.5% over the same period.

Returns of Upstream Stocks with High and Low Implied Volatility

Stocks that move sharply usually experience a rise in volatility, which could explain Cobalt International Energy’s high implied volatility.

Below are the YTD returns of the upstream stocks with the highest implied volatilities:

Below are the five-day returns for these stocks:

  • California Resources at -3.1%
  • Sanchez Energy at -10.6%
  • Denbury Resources at -6.2%
  • Chesapeake Energy at -8.6%

These stocks saw large movements on a YTD basis and in the past few days, which might help explain their high volatilities.

Upstream stocks with low implied volatilities

As we saw in Part 1 of this series, on November 4, 2016, Occidental Petroleum (OXY) had the lowest implied volatility among upstream stocks that are part of XOP. Below are the YTD returns for the upstream stocks that we identified with low implied volatilities:

Now, let’s look at the five-day returns for these stocks:

  • Occidental Petroleum at -9.6%
  • EQT at -4%
  • EOG Resources – 1.1%
  • ConocoPhillips at -4.9%
  • Pioneer Natural Resources at -5.8%

As you can see from the above analysis, the stocks with high volatility moved sharper than the stocks with low volatility. Large moves, or expectations of large moves, particularly on the downside can push up implied volatility.

In the final part of this series, we’ll look at the upstream stocks with the highest short interest-to-equity float ratios. High short interest can reflect expectations of large downsides in stocks.