Abstract: A system, method and computer readable medium buy and sell, on a secondary market, shares of a fund actively managed by a sponsor and including securities traded on exchanges. After receiving a buy order, a first price is collected from the secondary market, and a basket of the securities, equivalent to the shares, is bought on the exchanges. Then, the basket is traded for the shares from the sponsor, and the shares fulfill the buy order on the secondary market. After receiving a sell order, the shares are collected from the secondary market, and the basket is short sold on the exchanges. Then, the shares are traded for the basket from the sponsor, the basket is provided to fulfill the short sale on the exchanges, and a second price is provided to fulfill the sell order on the secondary market.