Among the notable options trading activities within the Russell 3000 index today, Zillow Group Inc (Z) reported a total of 57,031 contracts traded, corresponding to approximately 5.7 million underlying shares. This figure reflects 263.6% of Z’s average daily trading volume of 2.2 million shares over the past month. The highest volume came from the $75 strike call option expiring January 16, 2026, with 14,367 contracts trading today, equating to about 1.4 million underlying shares.
Appian Corp (APPN) also saw significant trading activity, with 13,687 contracts traded, representing roughly 1.4 million underlying shares. This volume is approximately 184.1% of APPN’s average daily trading volume of 743,635 shares over the past month, with the $30 strike put option expiring February 20, 2026, averaging 13,411 contracts today.
SiriusXM Holdings Inc (SIRI) reported 42,581 contracts traded thus far, equivalent to about 4.3 million underlying shares, or 117.6% of its average daily trading volume of 3.6 million shares. High activity was noted for the $23.50 strike call option expiring December 19, 2025, with 10,054 contracts traded, representing approximately 1.0 million underlying shares.
