Updates
** Shares of construction firm Fluor FLR.N up 1% at $48.15 in early trading
** Activist investor Starboard Value has taken a nearly 5% stake in the firm, two sources familiar with the matter told Reuters on Monday; WSJ first reported the news
** Starboard and Fluor did not immediately respond when contacted by Reuters
** Fluor holds a 40% stake in nuclear reactor developer NuScale Power SMR.N, which is up 146.5% this year, amid growing demand for data centers and AI boom
** Starboard sees Fluor's core business as undervalued; urges NuScale stake review, according to the sources
** Shares of SMR down 7.6%
** As of last close, FLR down 1% YTD
(Reporting by Kanchana Chakravarty and Joel Jose in Bengaluru)
((Kanchana.Chakravarty@thomsonreuters.com;))