ProShares UltraPro QQQ, known by its ticker TQQQ, is a leveraged exchange-traded fund designed to deliver three times the daily performance of the Nasdaq-100 index. Investors tracking the fund can find current price quotes, recent news, and historical trading data on Yahoo! Finance. The fund is popular with traders looking for amplified exposure to large technology stocks. Its daily-reset structure means returns over longer periods can differ significantly from triple the index’s performance.