** Shares of L&T Technology Services LTEH.NS rise 2.1% to 4,659.50 rupees
** Rise after J.P.Morgan retains "overweight" on IT co, citing sustained momentum in revenue growth for fiscal year 2026
** J.P.Morgan says LTEH's $55 million new deal from an EU auto maker shows continuing deal momentum for LTEH
** J.P.Morgan sees 1.5 percentage point contribution from the deal to FY26 growth for LTEH
** Says new deal wins worth $80 million since January will account for 3-3.5 percentage points of 10% organic revenue growth in FY26
** LTEH down 3.7% in 2025 so far compared to 16.4% fall in IT index .NIFTYIT
(Reporting by Bharath Rajeswaran)