Notable Friday Option Activity: CF, GWW, MMM

Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in CF Industries Holdings Inc (Symbol: CF), where a total volume of 23,005 contracts has been traded thus far today, a contract volume which is representative of approximately 2.3 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 66.4% of CF's average daily trading volume over the past month, of 3.5 million shares. Especially high volume was seen for the $34.50 strike call option expiring September 29, 2017 , with 10,258 contracts trading so far today, representing approximately 1.0 million underlying shares of CF. Below is a chart showing CF's trailing twelve month trading history, with the $34.50 strike highlighted in orange:

W.W. Grainger Inc. (Symbol: GWW) saw options trading volume of 4,450 contracts, representing approximately 445,000 underlying shares or approximately 55% of GWW's average daily trading volume over the past month, of 809,590 shares. Particularly high volume was seen for the $185 strike call option expiring October 20, 2017 , with 2,004 contracts trading so far today, representing approximately 200,400 underlying shares of GWW. Below is a chart showing GWW's trailing twelve month trading history, with the $185 strike highlighted in orange:

And 3M Co (Symbol: MMM) saw options trading volume of 7,296 contracts, representing approximately 729,600 underlying shares or approximately 47.6% of MMM's average daily trading volume over the past month, of 1.5 million shares. Especially high volume was seen for the $75 strike put option expiring January 19, 2018 , with 431 contracts trading so far today, representing approximately 43,100 underlying shares of MMM. Below is a chart showing MMM's trailing twelve month trading history, with the $75 strike highlighted in orange:

For the various different available expirations for CF options , GWW options , or MMM options , visit StockOptionsChannel.com.

Today's Most Active Call & Put Options of the S&P 500 »

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