Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Colfax Corp (CFX - Get Report), where a total of 4,101 contracts have traded so far, representing approximately 410,100 underlying shares. That amounts to about 88.9% of CFX's average daily trading volume over the past month of 461,490 shares. Particularly high volume was seen for the $40 strike call option expiring November 17, 2017, with 2,010 contracts trading so far today, representing approximately 201,000 underlying shares of CFX. Below is a chart showing CFX's trailing twelve month trading history, with the $40 strike highlighted in orange:

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Briggs & Stratton Corp. ( BGG) saw options trading volume of 2,348 contracts, representing approximately 234,800 underlying shares or approximately 86.6% of BGG's average daily trading volume over the past month, of 271,195 shares. Particularly high volume was seen for the $25 strike put option expiring November 17, 2017, with 2,053 contracts trading so far today, representing approximately 205,300 underlying shares of BGG. Below is a chart showing BGG's trailing twelve month trading history, with the $25 strike highlighted in orange:

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And Boot Barn Holdings Inc ( BOOT) saw options trading volume of 2,056 contracts, representing approximately 205,600 underlying shares or approximately 82.8% of BOOT's average daily trading volume over the past month, of 248,220 shares. Especially high volume was seen for the $7.50 strike call option expiring November 17, 2017, with 2,028 contracts trading so far today, representing approximately 202,800 underlying shares of BOOT. Below is a chart showing BOOT's trailing twelve month trading history, with the $7.50 strike highlighted in orange:

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