Markets

Noteworthy Thursday Option Activity: RLYP, CAR, DXCM

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Relypsa, Inc (Symbol: RLYP), where a total volume of 17,580 contracts has been traded thus far today, a contract volume which is representative of approximately 1.8 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 54.6% of RLYP's average daily trading volume over the past month, of 3.2 million shares. Especially high volume was seen for the $20 strike call option expiring September 16, 2016 , with 3,170 contracts trading so far today, representing approximately 317,000 underlying shares of RLYP. Below is a chart showing RLYP's trailing twelve month trading history, with the $20 strike highlighted in orange:

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Avis Budget Group Inc (Symbol: CAR) saw options trading volume of 15,170 contracts, representing approximately 1.5 million underlying shares or approximately 52.2% of CAR's average daily trading volume over the past month, of 2.9 million shares. Particularly high volume was seen for the $31 strike call option expiring July 15, 2016 , with 3,021 contracts trading so far today, representing approximately 302,100 underlying shares of CAR. Below is a chart showing CAR's trailing twelve month trading history, with the $31 strike highlighted in orange:

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And DexCom Inc (Symbol: DXCM) options are showing a volume of 4,098 contracts thus far today. That number of contracts represents approximately 409,800 underlying shares, working out to a sizeable 51.1% of DXCM's average daily trading volume over the past month, of 801,815 shares. Especially high volume was seen for the $55 strike put option expiring September 16, 2016 , with 2,000 contracts trading so far today, representing approximately 200,000 underlying shares of DXCM. Below is a chart showing DXCM's trailing twelve month trading history, with the $55 strike highlighted in orange:

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For the various different available expirations for RLYP options , CAR options , or DXCM 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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