Merck is trading at $134.78 (3.1% up) as it rebounds from an unexplained after-hours drop yesterday, gaining support from a broader move into healthcare stocks.
- The stock appears to be recovering in line with a sector-wide rally and a rotation into defensive, value-oriented names.
- There are no fresh, company-specific news or earnings reports driving today's price action.
- The gains come despite mixed performance across the major market indices.