Sweetgreen Inc (NYSE:SG) stock is down 4.5% to trade at $14.21 at last glance, after TD Cowen downgraded the restaurant chain to "hold" from "buy" and trimmed its price target to$15 from $25. The analyst noted same- store sales are unlikely to return to normal in 2026, and added urban presence remains pressured amid intensified competition and a plateaued return to office dynamics. An unwinding of optimism amongst options traders could provide additional headwinds, per the security's 50- day call/put volum ...