** Nordex NDXG.DE shares up 3% in early Frankfurt trading after the onshore wind turbine maker posted core earnings, sales ahead of expectations
** ** "Overall, we believe the print speaks for itself. We expect a positive open," Jefferies says
** The German company reports first-quarter EBITDA of 131 million euros ($154 million), beating a company-provided consensus by 17%
** It also reports sales slightly ahead of consensus and up around 10% year-on-year
** "Strong reporting on first view. But shares had a good run and given the negative FCF there can also be some profit taking in the course," a local trader noted
** Nordex shares have gained nearly 60% since the start of the year
(Reporting by Danny Callaghan)
((danny.callaghan@thomsonreuters.com))