** Shares of Refex Industries REFE.NS fall 15.6% to 215.1 rupees, lowest since July 2024
** India's markets regulator imposes 1 million rupees ($11,047.89) penalty on the refrigerant gases maker's chairman and managing director for alleged violations of insider trading rules
** Income tax department searches co office, other locations associated with Refex Group
** Over 2.2 mln shares traded, over 1.5x the 30-day avg
** Stock down 51.4% YTD
($1 = 90.5150 Indian rupees)
(Reporting by Aleef Jahan in Bengaluru)
((aleefjahan.cs@thomsonreuters.com))