open-end fund(n = noun.group) mutual fund, mutual fund company, open-end investment company - a regulated investment company with a pool of assets that regularly sells and redeems its shares;
is a kind of fund, investment company, investment firm, investment trust
has particulars: index fund

closed-end fund, endowment fund, fund, fund raise, hedge fund, imprest fund, index fund, international monetary fund, monetary fund, mutual fund, open-end credit, open-end investment company, open-end wrench, pension fund, reserve fund, retirement fund, revolving fund, sinking fund, slush fund, superannuation fund, trust fund, united nations children's fund