3 ms·But now you've got the added tax implications of having to sell stock right when you get it.by s73v3r 11y agoBut now you've got the added tax implications of having to sell stock right when you get it.bdonlan 11y agoIt's a 401k, there are no taxes upon sale.pbhinder 11y agoIt's not the tax that is the problem but the risk that an employee is taking with single company stock in their retirement portfolio.