Take a look at some of the biggest movers in the premarket:

Moderna (MRNA) – The drugmaker’s Covid-19 vaccine candidate produced neutralizing antibodies in all 45 patients involved in an early study, according to newly released data. Those antibodies were similar to those seen in patients who have recovered from Covid-19.

UnitedHealth (UNH) – The health insurer reported quarterly earnings of $7.12 per share, well above the consensus estimate of $5.28. Revenue came in below Wall Street forecasts. Profit was helped by pandemic-related deferrals of medical care, and the company is maintaining its prior full-year earnings forecast.

Goldman Sachs (GS) – Goldman earned $6.26 per share for its latest quarter, beating the consensus estimate of $3.78. Revenue was also well above forecasts, helped by