Uni­ver­sal Health Ser­vices, which op­er­ates hos­pi­tals and men­tal health­care fa­cil­i­ties, is ac­quir­ing Talk­space for $835 mil­lion in an area close­ly watched for con­sol­i­da­tion, as vir­tu­al men­tal health com­pa­nies grap­ple with falling val­u­a­tions de­spite high de­mand af­ter a pan­dem­ic-era boom...