U.S. stocks were mostly lower on Monday, Oct. 22, and cannabis plays weren't immune with some of the biggest names dropping double digits. 

The S&P 500 was declining for the 11th time in 13 sessions while the Dow Jones Industrial Average also was in negative territory.

Here is how some of the top pot stocks were doing in trading Monday. 

India Globalization Capital Inc. (IGC - Get Report) fell 15.4%.

DAVIDsTEA Inc. (DTEA - Get Report) dropped 5.2%. 

Canopy Growth Corp. (CGC - Get Report) declined 10.9%. 

Tilray Inc. (TLRY fell 12.3%. 

CV Sciences Inc. (CVSI was down 7%.