Sundial Growers Inc (SNDL)

[CT_StockMouse]

Because most companies pick a time and stick to it. Also Fridays generally don't have much affect, in fact Fridays can generally have more scrutiny. So hiding a bad report after hours on Friday doesn't actually do much, if a company wanted to hide it then after hours during a busy day any other day of the week would be best.

Mornings and afternoons are also not generally ideal for a lot of people to get on a call, so after hours more people are free. There's a number of factors to consider for the times companies choose.