Overall equity for homeowners is ticking downward as home values decline, according to a report from real estate data provider ATTOM. ATTOM’s fourth-quarter 2023 U.S. Home Equity and Underwater report shows that 46.1% of mortgaged residential properties were considered equity-rich in the fourth quarter, meaning that the combined estimated amount of loan balances secured by those properties was no more than half of their estimated market value. That’s a drop from 47.4% in the third quarter, marking the second consecutive quarterly decline. The report also indicates a slight increase in the prop…