Today, the S&P 500 index witnessed significant options trading activity, particularly in Quest Diagnostics, Inc. (Symbol: DGX). A total of 5,025 contracts have been traded, which translates to approximately 502,500 underlying shares. This volume represents about 54.8% of DGX’s average daily trading volume over the past month, which stands at 917,655 shares. Notably, the $190 strike put option expiring on November 21, 2025 saw particularly high trading volume, with 1,331 contracts exchanged, equating to around 133,100 underlying shares of DGX. Below is a chart illustrating DGX’s trailing twelve-month trading history, with the $190 strike highlighted in orange:
In another notable instance, Advanced Micro Devices Inc (Symbol: AMD) experienced a remarkable options trading volume of 413,992 contracts, representing approximately 41.4 million underlying shares. This figure accounts for about 54.6% of AMD’s average daily trading volume over the past month, which is 75.8 million shares. The $225 strike put option expiring on October 24, 2025 attracted particularly high interest, with 43,149 contracts traded, corresponding to around 4.3 million underlying shares of AMD. Below is a chart showing AMD’s trailing twelve-month trading history, with the $225 strike highlighted in orange:
CrowdStrike Holdings Inc (Symbol: CRWD) also saw notable options trading activity, with 12,770 contracts traded, representing approximately 1.3 million underlying shares. This volume constitutes about 52% of CRWD’s average daily trading volume over the past month, which is 2.5 million shares. The $540 strike call option expiring on December 19, 2025 recorded significant trading, with 613 contracts exchanged, equating to around 61,300 underlying shares of CRWD. Below is a chart depicting CRWD’s trailing twelve-month trading history, with the $540 strike highlighted in orange:
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Today’s Most Active Call & Put Options of the S&P 500 »
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