Altough answers A, B an C can be right, whether individually or cumulatively, another one has to be added as a fourth possibility: a simple (and boring) internal arm's lenght movement for tax purposes or whatever other reason, especially, as Glorieux noticed, that this was effectively made trough a single cross-trade (Canaccord).

But in the silence of the waiting, this sudden event brings a flow of fresh air, and stir some hope around!

GLTA.

BaBe.