In 1990 Tradehi was promoted to the 8-teams División de Honor, the top national category back then, and in 2001 Oviedo Moderno was one of the eleven founding members of the unified premier league.

[2] Always a bottom half team, its best result in the nine seasons it has spent in the new championship was an eighth place in 2003.

[5] In the 2012–13 season, Oviedo Moderno won again its group but was beaten by Granada CF in its second attempt to promote.

However, the club promoted to Primera División due to the existence of a vacant berth in the league.

Oviedo Moderno remained in the top tier three more seasons before its relegation to Segunda División in 2016.