Manufactured Home Builders Stock Index (MHBI) - Performance Analysis

Rob Ripperda
September 03, 2026
Market Data

The Manufactured Home Builders Index (MHBI) finished August up +7.2%, well ahead of the broader ITB residential construction index, which finished up +0.4%. Manufactured home builders also outpaced the S&P 500, which closed up +2.7%.

The gains came early in the month on first-quarter earnings announcements, with the MHBI up more than 10% in the first week and peaking mid-month before giving back part of the advance into month end.

The MHBI is now up +2.3% on the year, the ITB is down -1.3%, and the S&P 500 is up +13.1%.

Percent change from start of period

Manufactured Home Builders Stock Index (MHBI)

The Manufactured Home Builders Stock Index (MHBI) is a capitalization-weighted index developed by TMHA that includes publicly traded companies whose primary line of business is the construction and sale of manufactured housing.

iShares U.S. Home Construction ETF (ITB)

The iShares U.S. Home Construction ETF (ITB) is included for comparison sake to show how the Manufactured Home Builders Stock Index is doing relative to a broad index of the overall residential construction sector. The ITB index includes some of the same manufactured home companies as the MHBI, but the weights within each are very different.

SPDR S&P 500 ETF Trust (SPY)

The SPDR S&P 500 ETF Trust (SPY) is included as a market benchmark to see how manufactured home builders are doing in comparison to the broader US equity market.