** Shares of pet insurer Trupanion TRUP.O rise 2.1% to $53.05
** Piper Sandler raises PT to $62 from $52, reiterates "overweight" rating
** TRUP experienced higher-than-expected level of enrolled pets in Q1, indicating strong product adoption - brokerage
** Says TRUP is seeing positive traction across the vet channel, which should help support future growth in enrolled pets
** Up to last close, TRUMP up 7.8% YTD
(Reporting by Juby Babu in Mexico City)
((Juby.Babu@thomsonreuters.com;))