The Dow Jones and major indexes gyrated between gains and losses throughout the day. Palantir sold off for a second day.

Dragged down by losses for shares of NVIDIA Corp. and UnitedHealth, the Dow Jones Industrial Average is declining Thursday afternoon. I’m 57 with a $1.5M home and a $400K rental with a 7.4% mortgage.

Stock futures are hovering near unchanged Thursday morning as investors prepare for the release of key economic reports and ...