Markets

Notable Wednesday Option Activity: DXCM, PBPB, STMP

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in DexCom Inc (Symbol: DXCM), where a total volume of 6,197 contracts has been traded thus far today, a contract volume which is representative of approximately 619,700 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 60.7% of DXCM's average daily trading volume over the past month, of 1.0 million shares. Particularly high volume was seen for the $85 strike call option expiring February 17, 2017 , with 3,574 contracts trading so far today, representing approximately 357,400 underlying shares of DXCM. Below is a chart showing DXCM's trailing twelve month trading history, with the $85 strike highlighted in orange:

Potbelly Corp (Symbol: PBPB) options are showing a volume of 990 contracts thus far today. That number of contracts represents approximately 99,000 underlying shares, working out to a sizeable 60.1% of PBPB's average daily trading volume over the past month, of 164,820 shares. Especially high volume was seen for the $13 strike put option expiring April 21, 2017 , with 655 contracts trading so far today, representing approximately 65,500 underlying shares of PBPB. Below is a chart showing PBPB's trailing twelve month trading history, with the $13 strike highlighted in orange:

And Stamps.com Inc. (Symbol: STMP) saw options trading volume of 1,087 contracts, representing approximately 108,700 underlying shares or approximately 56.1% of STMP's average daily trading volume over the past month, of 193,890 shares. Especially high volume was seen for the $115 strike put option expiring February 17, 2017 , with 626 contracts trading so far today, representing approximately 62,600 underlying shares of STMP. Below is a chart showing STMP's trailing twelve month trading history, with the $115 strike highlighted in orange:

For the various different available expirations for DXCM options , PBPB options , or STMP options , visit StockOptionsChannel.com.

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

The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.


The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.

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