bull market
US /bʊl ˈmɑːr.kɪt/
UK /bʊl ˈmɑːr.kɪt/

1.
a market in which share prices are rising, encouraging buying
:
•
Investors are optimistic about the current bull market.
•
During a bull market, many stocks tend to increase in value.
a market in which share prices are rising, encouraging buying