** Shares of Gensol Engineering GENO.NS fall 6% to 315 rupees, biggest one-day pct fall

** GENO down ~38% so far this week, its biggest weekly fall on record

** Stock eyes ninth straight session of decline

** Credit rating agencies ICRA and CARE had downgraded co earlier this week, raising concerns over its liquidity position and corporate governance practices

** More than 4.6 mln shares change hands, 20.8x its 30-day avg

** Stock down 56% so far this year

(Reporting by Ashna Teresa Britto in Bengaluru)

((AshnaTeresa.Britto@thomsonreuters.com ; ( +91 8078332441))