No impact at all. First of all it takes a while to set up a new high-net worth money management firm and it is tough slogging to attract clients even if you have a good track record. On top of that there are non-competes in terms of taking existing clients with you. It's a bit different than a classic brokerage firm where it might be possible.
She's not revealing where she is going. No point.
As for waiting till Monday, I am not that good at picking the bottom. Only lucky people are. The stock is at a fair valuation especially considering you have a call option on the extra dividends that are a result of the performance bonus, but it's not at a fire sale price.