Among the components of the Russell 3000 index, notable options trading activity was recorded today in Ramaco Resources Inc (Symbol: METC), with 12,608 contracts exchanged, representing approximately 1.3 million underlying shares. This figure accounts for about 40.9% of METC’s average daily trading volume of 3.1 million shares. A significant portion involved the $30 strike put option set to expire on January 15, 2027, with 2,318 contracts traded today, equating to around 231,800 underlying shares.
Zscaler Inc (Symbol: ZS) also saw robust options trading, with 5,921 contracts traded, which translates to approximately 592,100 underlying shares, representing 40.8% of its average daily volume of 1.5 million shares. The $215 strike call option for expiration on January 30, 2026, had 326 contracts exchanged, reflecting about 32,600 underlying shares.
Avantor Inc (Symbol: AVTR) experienced even higher volume, with 40,608 contracts traded, equaling around 4.1 million underlying shares or 40.6% of its average daily volume of 10 million shares. The most significant activity involved the $9 strike put option expiring on February 20, 2026, with 40,576 contracts traded, again representing approximately 4.1 million underlying shares.
