The iShares Short Treasury Bond ETF (SHV) is a low-volatility ETF holding short-term Treasuries, ideal for parking idle cash with a low expense ratio of 0.15%. SHV offers interest income on Treasuries, closely tracking short-term interest rates, making it a better alternative to traditional savings accounts. I use SHV to earn interest on idle cash, keeping my checking accounts low to avoid losing potential interest income. That's pretty much the whole purpose of these ETFs.
iShares Short Treasury Bond ETF holds treasury securities maturing in a year or less, tracking the ICE Short US Treasury Securities Index. With a 5.07% yield and minimal duration and credit risk, SHV is a suitable option for cash parking. We go over two ways that you can do better, but that will depend on what exactly you are parking that cash for.