Also the big banks will do overnight sweeps as well to protect customers over the FDIC limit. I’m not sure if smaller banks do this as well, but I know JPM will

Also the big banks will do overnight sweeps as well to protect customers over the FDIC limit. I’m not sure if smaller banks do this as well, but I know JPM will do it for large customers. From the brokerage side interactive brokers will do it on any cash sitting in your account as well if you opt in.