Nowadays, most market making is done by computers, with little human interaction in actual trading. Humans instead develop highly sophisticated algorithms and allow them to trade unfettered.
Trades at the bid are supposed to be sells (Red Color)..........and Trades at the offer are supposed to be buys (Green Color)......and anything in between is a Tweener....and should be a Black color.
But because $TORVF is linked to a canadian company $VCT .......it's all screwed up a lot of the time.
ALSO, there is a shortage of $TORVF shares........so they have to go to $VCT to get them........
I can demonstrate this tomorrow if you guys want...........................