That is because the Oct 18, 2019 $7.50 Call had some of the highest implied volatility of all equity options today.
Interesting article about where the price of Aphria's stock might be going in the near term. I don't know who'd buy the $7.50 calls expiring in two weeks, I'd much rather be the seller. The calls looks like they're going for around $.05......
Read the full story here.....
https://finance.yahoo.com/news/implied-volatility-surging-aphria-apha-154403893.html