** Shares of flood insurer Neptune NP.N rise 17.3% to $21.26 premarket after Q4 revenue beats estimates
** NP reports Q4 revenue of $43.8 mln vs analysts' average estimate of $39.48 mln - LSEG data
** Co says revenue growth driven by continued strength in primary residential flood and the expansion of distribution partnerships
** Co's Q4 adj. EPS of 10 cents in line with estimates
** As of last close, NP stock is down 19.4% since its debut
(Reporting by Utkarsh Tushar Hathi)
((utkarshtushar.hathi@thomsonreuters.com))