Noteworthy Monday Option Activity: MRNS, CVNA, PLL

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Marinus Pharmaceuticals Inc (MRNS), where a total of 24,164 contracts have traded so far, representing approximately 2.4 million underlying shares. That amounts to about 433.2% of MRNS's average daily trading volume over the past month of 557,810 shares..