Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Nautilus Inc (NLS), where a total of 4,237 contracts have traded so far, representing approximately 423,700 underlying shares. That amounts to about 64.8% of NLS's average daily trading volume over the past month of 654,095 shares. Particularly high volume was seen for the $7.50 strike put option expiring January 21, 2022, with 2,039 contracts trading so far today, representing approximately 203,900 underlying shares of NLS. Below is a chart showing NLS's trailing twelve month trading history, with the $7.50 strike highlighted in orange:

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Today's Most Active Call & Put Options of the S&P 500 »

Sesen Bio Inc (SESN) saw options trading volume of 72,798 contracts, representing approximately 7.3 million underlying shares or approximately 62.7% of SESN's average daily trading volume over the past month, of 11.6 million shares. Especially high volume was seen for the $1 strike call option expiring November 19, 2021, with 19,977 contracts trading so far today, representing approximately 2.0 million underlying shares of SESN. Below is a chart showing SESN's trailing twelve month trading history, with the $1 strike highlighted in orange:

And 1Life Healthcare Inc (ONEM) options are showing a volume of 12,750 contracts thus far today. That number of contracts represents approximately 1.3 million underlying shares, working out to a sizeable 60.9% of ONEM's average daily trading volume over the past month, of 2.1 million shares. Particularly high volume was seen for the $22.50 strike put option expiring January 21, 2022, with 5,455 contracts trading so far today, representing approximately 545,500 underlying shares of ONEM. Below is a chart showing ONEM's trailing twelve month trading history, with the $22.50 strike highlighted in orange: