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Noteworthy Friday Option Activity: THC, TNDM, SYK

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Tenet Healthcare Corp. (Symbol: THC), where a total volume of 36,405 contracts has been traded thus far today, a contract volume which is representative of approximately 3.6 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 158.7% of THC's average daily trading volume over the past month, of 2.3 million shares. Especially high volume was seen for the $17.50 strike put option expiring August 19, 2016 , with 24,000 contracts trading so far today, representing approximately 2.4 million underlying shares of THC. Below is a chart showing THC's trailing twelve month trading history, with the $17.50 strike highlighted in orange:

Tandem Diabetes Care Inc (Symbol: TNDM) saw options trading volume of 1,546 contracts, representing approximately 154,600 underlying shares or approximately 62.9% of TNDM's average daily trading volume over the past month, of 245,940 shares. Particularly high volume was seen for the $12.50 strike put option expiring March 18, 2016 , with 500 contracts trading so far today, representing approximately 50,000 underlying shares of TNDM. Below is a chart showing TNDM's trailing twelve month trading history, with the $12.50 strike highlighted in orange:

And Stryker Corp. (Symbol: SYK) options are showing a volume of 10,509 contracts thus far today. That number of contracts represents approximately 1.1 million underlying shares, working out to a sizeable 53.7% of SYK's average daily trading volume over the past month, of 2.0 million shares. Especially high volume was seen for the $100 strike put option expiring March 18, 2016 , with 5,010 contracts trading so far today, representing approximately 501,000 underlying shares of SYK. Below is a chart showing SYK's trailing twelve month trading history, with the $100 strike highlighted in orange:

For the various different available expirations for THC options , TNDM options , or SYK 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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