Dividends

Notable Wednesday Option Activity: TNDM, VRTX, LLY

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Tandem Diabetes Care Inc (Symbol: TNDM), where a total volume of 8,083 contracts has been traded thus far today, a contract volume which is representative of approximately 808,300 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 48.7% of TNDM's average daily trading volume over the past month, of 1.7 million shares. Particularly high volume was seen for the $65 strike call option expiring May 17, 2019, with 710 contracts trading so far today, representing approximately 71,000 underlying shares of TNDM. Below is a chart showing TNDM's trailing twelve month trading history, with the $65 strike highlighted in orange:

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Vertex Pharmaceuticals, Inc. (Symbol: VRTX) saw options trading volume of 6,085 contracts, representing approximately 608,500 underlying shares or approximately 48.4% of VRTX's average daily trading volume over the past month, of 1.3 million shares. Particularly high volume was seen for the $195 strike call option expiring May 17, 2019, with 1,016 contracts trading so far today, representing approximately 101,600 underlying shares of VRTX. Below is a chart showing VRTX's trailing twelve month trading history, with the $195 strike highlighted in orange:

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And Lilly (Eli) & Co (Symbol: LLY) options are showing a volume of 28,062 contracts thus far today. That number of contracts represents approximately 2.8 million underlying shares, working out to a sizeable 48% of LLY's average daily trading volume over the past month, of 5.8 million shares. Particularly high volume was seen for the $120 strike put option expiring April 18, 2019, with 3,434 contracts trading so far today, representing approximately 343,400 underlying shares of LLY. Below is a chart showing LLY's trailing twelve month trading history, with the $120 strike highlighted in orange:

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For the various different available expirations for TNDM options, VRTX options, or LLY 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.

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