Rigetti Computing rises as Mizuho initiates with 'outperform'

Quantum computing firm Rigetti Computing's RGTI.O shares rise ~1% to $26.39 premarket

Mizuho initiates coverage on stock with "outperform" rating

Brokerage sets PT at $50, implying an upside of 91.4% to stock's last close

Average rating of 8 analysts is "buy," their median PT is $37 - data compiled by LSEG

Up to last close, stock has risen 71.2% this year