Arti Yatirim Holding AS, formerly Asya Menkul Kiymetler Yatirim Ortakligi AS, is a Turkey-based investment company engaged in portfolio development and management activities. Its portfolio consists of publicly traded stocks and capital market instruments traded on domestic and international stock exchanges and over-the-counter markets. Its activities include distributing portfolio variation and investment risk according to the status of activity areas, following progress relating to stock exchanges, financial market, corporations and trusts and taking necessary precautions relating to portfolio management, as well as doing research to maintain and enhance the value of the portfolio. The Company also provides intermediation and investment consulting services. In July 2013, it acquired 82.5% stake in Endeks Turev Yatirim Menkul Degerler AS through acquiring shares from Endeks Gayrimenkul ve Madencilik Enerji Sanayi ve Ticaret AS.