** Shares of Dave & Buster's jump 17% to $20.98 after Q3 results

** J.P. Morgan says the co's management "appeared confident in making steady, albeit slow, progress ahead as it executes against the back-to-basics plan"

** Piper Sandler says "in both October and November, same-store sales were down only 1%, which might inject a bit of investor optimism... It will be an important next few months for PLAY in terms of assessing the durability and sustainability of any 'Back To Basics' plan turnaround"

** Co posted Q3 rev of $448.2 mln, missing analyst est. of $469.7 mln; adj. loss of $1.14/ share vs est. of $0.79/ share - data compiled by LSEG

** Average rating of 12 analysts on the stocks is a "hold"; median PT at $28 - data compiled by LSEG

** Including session's movers, PLAY down about 28% YTD

(Reporting by Tharuniyaa Lakshmi in Bengaluru)

((tharuniyaa@thomsonreuters.com))