Markets

Noteworthy Thursday Option Activity: ARNA, TWLO, AVLR

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Arena Pharmaceuticals Inc (Symbol: ARNA), where a total volume of 2,848 contracts has been traded thus far today, a contract volume which is representative of approximately 284,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 74.4% of ARNA's average daily trading volume over the past month, of 382,725 shares. Especially high volume was seen for the $65 strike call option expiring January 17, 2020, with 821 contracts trading so far today, representing approximately 82,100 underlying shares of ARNA. Below is a chart showing ARNA's trailing twelve month trading history, with the $65 strike highlighted in orange:

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Twilio Inc (Symbol: TWLO) options are showing a volume of 30,122 contracts thus far today. That number of contracts represents approximately 3.0 million underlying shares, working out to a sizeable 73.6% of TWLO's average daily trading volume over the past month, of 4.1 million shares. Especially high volume was seen for the $135 strike call option expiring August 16, 2019, with 1,432 contracts trading so far today, representing approximately 143,200 underlying shares of TWLO. Below is a chart showing TWLO's trailing twelve month trading history, with the $135 strike highlighted in orange:

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And Avalara Inc (Symbol: AVLR) options are showing a volume of 4,949 contracts thus far today. That number of contracts represents approximately 494,900 underlying shares, working out to a sizeable 72.4% of AVLR's average daily trading volume over the past month, of 683,500 shares. Especially high volume was seen for the $105 strike call option expiring August 16, 2019, with 761 contracts trading so far today, representing approximately 76,100 underlying shares of AVLR. Below is a chart showing AVLR's trailing twelve month trading history, with the $105 strike highlighted in orange:

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For the various different available expirations for ARNA options, TWLO options, or AVLR options, visit StockOptionsChannel.com.

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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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