On the Russell 3000 index, notable options trading activity was recorded today for several companies. Aspen Aerogels Inc (ASPN) saw a trading volume of 15,908 contracts, equating to approximately 1.6 million underlying shares, or 90.3% of its average daily trading volume of 1.8 million shares. The $10 strike call option expiring on September 19, 2025, led with 3,751 contracts traded, representing about 375,100 shares.
Grindr Inc (GRND) recorded a volume of 14,627 contracts, approximately 1.5 million shares, constituting 86.2% of its monthly average trading volume of 1.7 million shares. The $18 strike put option for August 15, 2025, was particularly active, with 11,121 contracts traded, amounting to 1.1 million underlying shares.
Roblox Corp (RBLX) experienced even higher activity, with 67,978 contracts traded today, representing around 6.8 million shares—84.4% of its average monthly trading volume of 8.1 million shares. The $100 strike put option expiring on August 15, 2025, accounted for 10,542 contracts, translating to about 1.1 million shares.
