** Insurer Lemonade's LMND.N shares rise as much as 12.1%; last up 10.6% at $51.51 in afternoon trading
** Stock trading at its highest since Nov. 2021 and set for fifth straight day of gains
** LMND shares closed up 17% on Tuesday after firm unveiled plan at its investor day to grow its business over the next years
** Stock jumped another 16% on Wednesday as Wall Street brokerages hailed the firm's targets
** One of 10 brokerages rate the stock "buy", six "hold" and three "sell" or lower; median PT $21 - LSEG data
** As of last close, LMND shares up 188.8% YTD
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))