** Language learning platform Duolingo DUOL.O shares rise 4.2% to $183.88 premarket
** BofA Global Research upgrades to "buy" from "neutral"
** Brokerage cuts PT to $250 from $301, still implying an upside of 41.7% to stock's last close
** Avg rating of 24 analysts is "buy;" their median PT is $292.50 - data compiled by LSEG
** DUOL fell 45.9% in 2025
(Reporting by Anhata Rooprai in Bengaluru)
((Anhata.Rooprai@thomsonreuters.com))