This comes after FC Porto beat neighbours Boavista in last night’s northern derby by an early goal, while Benfica had earlier seen off Desportivo de Chaves.
Sporting won 2-0 at Estoril to gain a firm grip on third place.
Portimonense have moved 11 clear at the top of the Segunda Liga after beating Fafe, while second-placed Aves lost.
Varzim are in third, 17 points behind the runaway leaders from the Algarve.