The Gabelli Equity Trust Inc. functions as a closed-end equity mutual fund, initially launched by GAMCO Investors, Inc. and now under the management of Gabelli Funds, LLC. This trust primarily focuses its investments on the publicly traded equity markets within the United States, aiming to acquire shares in companies that span a diverse array of sectors. Its holdings are not limited to common stock, but also extend to preferred shares, convertible or exchangeable securities, and warrants and rights.