Key Points UnitedHealth Group stock has given up almost all of its 12-month gains due to a cyber attack at its Change Healthcare subsidiary and the announcement of a DOJ probe. While investors are selling the news, only one event may bring long-term uncertainty. Interested buyers may want to wait for confirmation of support before venturing into UNH stock. 5 stocks we like better than UnitedHealth Group UnitedHealth Group Inc. NYSE: UNH has given up almost all of its 12-month gains in the last week after tw ...