According to Pledis Entertainment on March 9, NU'EST member Minhyun as tested positive for COVID-19. 

The label revealed on this day, "On Tuesday, March 8, Minhyun experienced a slight fever and a sore throat, and conducted a test using a self-diagnosis kit, which showed negative results. However, as a precautionary measure, he underwent a rapid antigen test, which returned positive. Afterward, as of Wednesday, March 9, his PCR test result has returned positive."

Pledis Entertainment also assured that Minhyun did not have close contact with the other NU'EST members recently, and that the idol will be halting his activities temporarily in order to rest and quarantine.

Meanwhile, NU'EST will be releasing their Best Album 'Needle & Bubble' next week on March 15 at 6 PM KST, bringing an end to their group promotions.