Markets

Notable Tuesday Option Activity: CRL, ESRX, COST

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Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Charles River Laboratories International Inc. (Symbol: CRL), where a total of 1,630 contracts have traded so far, representing approximately 163,000 underlying shares. That amounts to about 47.1% of CRL's average daily trading volume over the past month of 346,415 shares. Particularly high volume was seen for the $130 strike put option expiring August 17, 2018 , with 700 contracts trading so far today, representing approximately 70,000 underlying shares of CRL. Below is a chart showing CRL's trailing twelve month trading history, with the $130 strike highlighted in orange:

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Express Scripts Holding Co (Symbol: ESRX) options are showing a volume of 16,989 contracts thus far today. That number of contracts represents approximately 1.7 million underlying shares, working out to a sizeable 46.5% of ESRX's average daily trading volume over the past month, of 3.7 million shares. Especially high volume was seen for the $84 strike call option expiring August 31, 2018 , with 7,505 contracts trading so far today, representing approximately 750,500 underlying shares of ESRX. Below is a chart showing ESRX's trailing twelve month trading history, with the $84 strike highlighted in orange:

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And Costco Wholesale Corp (Symbol: COST) options are showing a volume of 8,153 contracts thus far today. That number of contracts represents approximately 815,300 underlying shares, working out to a sizeable 46.4% of COST's average daily trading volume over the past month, of 1.8 million shares. Especially high volume was seen for the $225 strike call option expiring August 10, 2018 , with 443 contracts trading so far today, representing approximately 44,300 underlying shares of COST. Below is a chart showing COST's trailing twelve month trading history, with the $225 strike highlighted in orange:

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For the various different available expirations for CRL options , ESRX options , or COST 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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