JP Morgan upgrades CoreWeave to 'overweight'; shares gain

** CoreWeave CRWV.O shares rise 1.3% to $87.94 premarket

** JP Morgan upgrades neocloud stock to "overweight" from "neutral"

** Cites "favorable pricing backdrop for compute given the strong demand backdrop"

** Says CRWV willingness "to lean into short-term contracts at premium pricing" drives up revenue, margin forecasts

** 29 of 41 brokerages rate CRWV "buy" or higher, 10 "hold" and 2 "sell" or lower; their median PT is $150 - data compiled by LSEG

** Up to last close, shares up 21.4% YTD