Notable Thursday Option Activity: BLK, AXP, PAYC
November 18, 2021 at 14:34 PM EST
Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Blackrock Inc (BLK), where a total of 1,943 contracts have traded so far, representing approximately 194,300 underlying shares. That amounts to about 47% of BLK's average daily trading volume over the past month of 413,660 shares..