** Shares of data analytics firm Palantir Technologies PLTR.O fall 6.6% to $115.69 after the bell

** PLTR raises annual sales forecast, but still fails to impress investors banking on huge payoffs from the data and analytics firm

** Company expects revenue FY2025 between $3.89 billion and $3.90 billion, up from its earlier forecast of $3.74 billion and $3.76 billion

** Analysts on average expect $3.75 billion in annual sales, according to data from LSEG

** Posts Q1 revenue of $883.9 million vs estimates of $862.8 million

** Adj. profit of 13 cents per share in Q1 was in line with estimates

** PLTR up 63.7% YTD

(Reporting by Juby Babu in Mexico City)

((Juby.Babu@thomsonreuters.com;))