** Shares of oil and gas producer SilverBow Resources
SBOW.N up 4.1% at $33.10
** Hedge fund Riposte Capital, the fourth largest
shareholder of the company, asks co to revamp its board to
address governance concerns and boost its lagging performance
** Three new and independent candidates must be nominated
and elected by shareholders - Riposte says in a letter
** Hedge fund says SBOW's acquisition of assets from
Chesapeake Energy CHK.O diluted holdings of existing
shareholders and 'destroyed much of the value' that the stock
had acquired following a rise in commodity prices
** Riposte had earlier sent a letter to the company asking
to drop anti-takeover defenses and explore a sale
** Including the session's gains, stock is up 17% YTD
(Reporting by Sourasis Bose in Bengaluru)
((Sourasis.bose@thomsonreuters.com))