iShares MBS ETF vs State Street PDR S&P Retail ETF — how do they compare? iShares MBS ETF trades at $89.71 (market cap $35.41B), while State Street PDR S&P Retail ETF trades at $84.08 (market cap $389.66M). The key difference: iShares MBS ETF is far larger — about 90.9× State Street PDR S&P Retail ETF's market cap, and State Street PDR S&P Retail ETF is trading nearer its 52-week high, iShares MBS ETF nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold iShares MBS ETF for 96 Days and State Street PDR S&P Retail ETF for 45 Days on average.
| MBB | XRT | |
|---|---|---|
Market Cap | $35.41B | $389.66M |
Volume | 5,388,525 | 4,275,820 |
Sector | Fixed Income | Broad Market / Factor |
52-Week High | $96.91 | $92.35 |
52-Week Low | $89.09 | $77.28 |
Typical Hold Time | 96 Days | 45 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.
XRT (SPDR S&P Retail ETF) trades at $83.45, up 0.65% with a bullish technical signal despite bearish moving averages. The ETF faces mixed sentiment as retail sales show volatility, with August's 1.2% rebound contrasting July's 0.6% decline. Key resistance sits at $85, while RSI-6 at 84.45 indicates potential overbought conditions. Recent news highlights holiday sales projections exceeding $1 trillion but concerns over consumer spending shifts toward value-oriented purchases.
Outlook remains cautious amid macroeconomic pressures; higher interest rates and inflation weigh on consumer sentiment, with analysts expecting continued underperformance versus broader markets. The ETF's equal-weight approach provides diversification, but selective consumer spending patterns and oil price volatility pose near-term risks. Investment appeal hinges on holiday season performance and Federal Reserve policy direction.
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 →XRT is an equal-weighted ETF that tracks the U.S. retail sector. It provides diversified exposure to apparel, automotive, and online retailers, including well-known names like Amazon, Target, and Costco.
Read more on XRT →