Wockhardt Ltd shares today gained as much as 3 per cent to its highest since May 2013.
Traders cite market speculation that the US FDA import ban could be removed for Wockhardt’s Chikalthana plant in western India.
Chikalthana plant has been under US import ban since 2013.
A company spokesman did not respond to a request for comment on Wednesday.
Wockhardt shares have gained for four consecutive sessions.