IQMM appears to be a money market ETF that aims to provide cash-like returns with daily liquidity. Given the 0.27% yield and zero expense ratio, it's positioned as a ultra-low-cost parking spot for cash within brokerage accounts.

How It Works

While details are limited given the fund's newness, this likely invests in short-term government securities and high-quality commercial paper with maturities under 90 days. The zero expense ratio suggests ProShares is using this as a loss leader to attract assets. The fund probably maintains a stable $1 NAV like traditional money market funds while distributing income monthly.

Key Features

  • Zero expense ratio beats even the cheapest Treasury bill ETFs like SGOV (0.09%)
  • ETF structure means no settlement delays unlike mutual fund money markets
  • ProShares backing provides institutional-grade operational infrastructure

Risks

  • At 0.27% yield, you're losing ~2-3% annually to inflation in real terms
  • Unlike bank deposits, no FDIC insurance if the fund somehow breaks the buck
  • New fund with no assets could face liquidity issues or closure risk

Who Should Own This

Perfect for active traders who need to park cash between trades without the T+1 settlement delays of money market mutual funds. Also suits anyone who wants their emergency fund accessible in their brokerage account rather than a separate bank. The zero fee makes this superior to leaving cash uninvested, though dedicated savers needing higher yields should look at high-yield savings accounts or T-bill ladders.