Superman soars on HBO Max as Supergirl flops at box office

Milly Alcock's Supergirl: Woman of Tomorrow has had a disastrous opening weekend, shaping up to be one of summer 2026's biggest box-office underperformers. Meanwhile, James Gunn's first DCU film, Superman starring David Corenswet, is performing strongly on HBO Max. The contrast highlights shaky early footing for the second instalment of the rebooted DC Universe.