Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Goodyear Tire & Rubber Co. (NASD: GT), where a total of 16,762 contracts have traded so far, representing approximately 1.7 million underlying shares. That amounts to about 57.2% of GT's average daily trading volume over the past month of 2.9 million shares. Particularly high volume was seen for the $30 strike put option expiring September 16, 2016, with 6,338 contracts trading so far today, representing approximately 633,800 underlying shares of GT. Below is a chart showing GT's trailing twelve month trading history, with the $30 strike highlighted in orange:
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