RE:QBTC vs QBTC.UBoth trade in US dollars. As of Nov. 30 :
QBTC.u = 0.001114 of 1 Bitcoin per share = 19,036$US X 0.001114 = 21.21$
and with US$ share price at 22.61$US the premium is 6.2% over net asset (NAV). QBTC.u trades on Toronto Stock Exchange.
GBTC = 0.00095169 of 1 Bitcoin per share = 19,036$US X 0.00095169 = 18.12$
and with US$ share price at 23.74$US the premium is 23.7% over net asset value (NAV). GBTC trades "over-the-counter" in the US.
QBTC trades in Canadian dollars. (don't forget the ,U to trade in US$ and check twice).