Total volume of transactions concluded on Slovenian electricity market in year 2011 was 1.527.966,27 MWh which, compared to same period last year, represents almoust 8x increase of trading volume and contributes significantly to the liquidity of exchange market and SIPX relevancy. The increase is largely consequence of launch of Market Coupling on the Slovenian-Italian border. The project was remarkably adopted by exchange members, as the daily available transfer capacities were on average allocated more than 90%. In the previous year 5 additional market participants  started to actively participate in Slovenian market, making the total number increased to 31.