Nexa Resources Sa

Nexstar Media Group has closed its $6.2 billion purchase of Tegna, becoming the largest owner of local television stations in the United States. The deal received regulatory approval but is now facing antitrust lawsuits from several states and DirecTV.

Ernexa Therapeutics shares jumped about 60% after the company announced its ERNA-101 cell therapy plus PD-1 blockade eliminated tumors and achieved 100% long-term survival in preclinical ovarian cancer models.

Cochlear shares remain under pressure, trading close to a 52-week low as broker caution over the Nexa system rollout and currency headwinds cloud the company's near-term profit outlook.