Today, significant options trading was observed in three companies within the S&P 500 index. ONEOK Inc (OKE) recorded 23,974 contracts traded, equivalent to about 2.4 million underlying shares, representing 47.3% of its average daily volume of 5.1 million shares. The high volume was notably for the $90 strike call option expiring on March 20, 2026, with 17,812 contracts traded.
Comfort Systems USA Inc (FIX) had a trading volume of 2,013 contracts, about 201,300 underlying shares, or 43.4% of its daily average of 463,990 shares. The $1260 strike put option expiring on April 17, 2026, saw 402 contracts traded, representing approximately 40,200 shares.
HCA Healthcare Inc (HCA) also saw robust activity with 4,644 contracts traded, amounting to 464,400 underlying shares, which is 41.1% of its average daily volume of 1.1 million shares. The $525 strike put option expiring on September 18, 2026, accounted for 1,920 contracts traded, or about 192,000 shares.
