Homebuilders Just Posted Their Best Day In A Year: What's Behind The Move? - KB Home (NYSE:KBH), Lennar (

The most sweeping housing affordability bill in decades cleared Congress, and homebuilder stocks staged their strongest session in months.

The iShares U.S. Home Construction ETF (BATS:ITB) jumped about 6.3% Wednesday, its sharpest one-day advance since July 2025, as investors rushed into builders expected to benefit from policies aimed at accelerating housing supply and reducing competition from large institutional buyers.

KB Home (NYSE:KBH) led the advance with a 17.77% surge. Dream Finders Homes, Inc. (NYSE:DFH) rose 14.39% and Hovnanian Enterprises, Inc. (NYSE:HOV) gained 12.67%.

The sector’s heavyweights also participated in the rally. D.R. Horton, Inc. (NYSE:DHI), the largest holding in the ETF, climbed 7.34%. PulteGroup, Inc. (NYSE:PHM) rose 8.88% and Lennar Corp. (NYSE:LEN) added 6.90%.

What The Bill Actually Does