When something is very liquid, it means you can cash out easily. Due to its larger size and longer history, QQQ boasts very good liquidity, while QQQM is slightly less good. his translates to ...

QQQ is one of the ETF industry's giant ... Once a fund, such as QQQM, approaches the size it is currently, spreads tend to stabilize and I'd expect its spread to stay well below the 0.05% ...

QQQ doesn't try to outperform the market by picking individual stocks. Instead, it automatically holds the same companies as ...