Notable Thursday option activity: PACB, DASH, MRTX

L.Looking at options trading activity among the components of the Russell 3000 Index, there is notable activity today at Pacific Biosciences of California Inc (Symbol: PACB), which has traded a total of 30,151 contracts to date, a contract size representative of about 3 .0 million underlying shares (assuming each contract equals 100 underlying shares). That figure corresponds to 193.5% of PACB’s average daily trading volume over the last month of 1.6 million shares. A particularly high volume was recorded for the $ 26 strike put option, which expires on October 15, 2021, with 7,022 contracts traded today, equivalent to approximately 702,200 underlying shares of PACB. Below is a chart showing PACB’s trailing twelve month trading history, with the $ 26 strike highlighted in orange:

DoorDash Inc (symbol: DASH) recorded options trading volume of 56,960 contracts, representing approximately 5.7 million underlying shares, or approximately 179.4% of DASH’s average daily trading volume for the past month of 3.2 million shares. A particularly high volume was recorded for the $ 225 strike call option, which expires on September 17, 2021, with 10,794 contracts traded to date, representing approximately 1.1 million underlying DASH shares. Below is a graph showing the last twelve months of DASH trading, with the USD 225 strike highlighted in orange:

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And the options from Mirati Therapeutics Inc (symbol: MRTX) have a volume of 6,004 contracts to date. That number of contracts equates to approximately 600,400 underlying stocks, representing a sizable 164.2% of MRTX’s average daily trading volume over the past month of 365,705 stocks. A particularly high volume was seen on the $ 170 strike call option, which expires on October 15, 2021, with 1,354 contracts traded today, equivalent to approximately 135,400 underlying shares of MRTX. Below is a graph showing the past twelve months of trading history for MRTX, with the $ 170 strike highlighted in orange:

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For the various expiration times available for PACB options, DASH options, or MRTX options, visit StockOptionsChannel.com.

The currently most active call and put options of the S&P 500 »

The views and opinions expressed are those of the author and do not necessarily reflect those of Nasdaq, Inc.

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