Forbes -
25 Sep 2015 23:01

Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Amgen Inc (NASD: AMGN), where a total of 15,590 contracts have traded so far, representing approximately 1.6 million underlying shares. That amounts to about 39.8% of AMGN's average daily trading volume over the past month of 3.9 million shares. Especially high volume was seen for the $139 strike put option expiring September 25, 2015, with 795 contracts trading so far today, representing appr...
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