iShares MBS ETF vs State Street SPDR S&P Homebuilders ETF — how do they compare? iShares MBS ETF trades at $89.75 (market cap $35.41B), while State Street SPDR S&P Homebuilders ETF trades at $94.83 (market cap $1.49B). The key difference: iShares MBS ETF is far larger — about 23.8× State Street SPDR S&P Homebuilders ETF's market cap, and iShares MBS ETF is more actively traded (5,388,525 versus 2,445,587). Which is the better fit depends on your goals — on Pluang, investors hold iShares MBS ETF for 96 Days and State Street SPDR S&P Homebuilders ETF for 33 Days on average.
| MBB | XHB | |
|---|---|---|
Market Cap | $35.41B | $1.49B |
Volume | 5,388,525 | 2,445,587 |
Sector | Fixed Income | Broad Market / Factor |
52-Week High | $96.91 | $121.36 |
52-Week Low | $89.09 | $94.86 |
Typical Hold Time | 96 Days | 33 Days |
Signals from Pluang's Aura AI — not financial advice
MBB, the iShares MBS ETF, trades at $89.68, up 0.52% on the day, but technical indicators signal a bearish trend with moving averages and ADX pointing lower. The stock recently hit a new 52-week low of $91.02 on September 15, 2026, as short interest surged 98.3% in September, reflecting negative sentiment. Recent news highlights concerns over rising intermediate-term rates and inflation pressures impacting mortgage-backed securities.
The outlook remains cautious due to interest rate sensitivity and convexity risks in the mortgage market. While institutional buying by firms like Corient Private Wealth provides some support, the bearish technicals and macroeconomic headwinds suggest limited near-term upside. Key risks include further rate hikes and prepayment volatility in the MBS portfolio.
XHB, the SPDR S&P Homebuilders ETF, trades at $94.99, showing minimal daily change. Technical indicators are predominantly bearish, with moving averages signaling a downtrend and oscillators neutral. The ETF tracks the homebuilding sector, which faces headwinds from high mortgage rates but shows potential from recent housing policy support and institutional interest.
The outlook for XHB is mixed, balancing sector challenges like rising rates against catalysts such as new housing legislation. Investment opportunity hinges on a housing market rebound, while risks include economic sensitivity and rate volatility. Investor sentiment is cautious but attentive to policy impacts.
Trailing returns across standard periods
The fund will invest at least 80% of its assets in the component securities of the underlying index and TBAs that have economic characteristics that are substantially identical to the economic characteristics of the component securities of the index, and the fund will invest at least 90% of its assets in fixed income securities included in the underlying index that advisor believes will help the fund track the index.
Read more on MBB →XHB invests in the U.S. homebuilding industry and related sectors. It provides equal-weighted exposure to homebuilders, building products, and home improvement retailers like Home Depot, Lowe's, and Builders FirstSource.
Read more on XHB →