** Shares of India's Zee Entertainment ZEE.NS up as much as 3.4% at 142.75 rupees, highest since Dec. 10
** TV broadcaster said late on Monday some existing shareholders are investing $261 mln via convertible warrants
** Zee plans to build core business and invest in newer segments with funds
** Stock up for 7th straight session
** About 10 mln shares change hands vs 30-day avg of 13 mln shares - LSEG
** ZEE stock up 15.5% YTD
(Reporting by Sethuraman NR in Bengaluru)
((Sethuraman.NR@thomsonreuters.com; (+91 9945291420); Reuters Messaging: nallur.sethuraman.thomsonreuters.com@reuters.net ))