$NVIDIA (NVDA.US)$ Bulls dollars being put in the shredder

(This is a repeat of a column that was erroneously published only in the Canadian channel earlier Tuesday.)
$Shopify (SHOP.US)$ joined $NVIDIA (NVDA.US)$ and $Tesla (TSLA.US)$ in the list of the six most active stock options as bulls poured millions of dollars in call options.
Demand for call options that give holders the right to buy Shopify shares at a specific strike price are rising after the Canadian  e-commerce...