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Tesla Inc (TSLA) experienced significant trading activity on the options market on [date], with a total volume of 1.1 million contracts, equivalent to approximately 110.5 million underlying shares. This represents 142.1% of its average daily trading volume of 77.7 million shares over the past month. Notably, high activity was recorded for the $450 strike call option expiring December 12, 2025, with 67,745 contracts traded, representing about 6.8 million underlying shares.
Mercury General Corp (MCY) saw trading of 2,144 contracts today, representing roughly 214,400 underlying shares, or 119.5% of its average daily trading volume of 179,480 shares. High volume on the $90 strike call option expiring March 20, 2026, included 513 contracts traded, equating to approximately 51,300 underlying shares.
Costco Wholesale Corp (COST) reported options trading of 27,183 contracts, linked to about 2.7 million underlying shares, or 113.3% of its average daily trading volume of 2.4 million shares. The $880 strike put option expiring December 12, 2025, saw 761 contracts exchanged, representing around 76,100 underlying shares.
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