iShares MBS ETF vs Vanguard Information Technology Index Fund ETF — how do they compare? iShares MBS ETF trades at $89.71 (market cap $35.41B), while Vanguard Information Technology Index Fund ETF trades at $127.84 (market cap $170.20B). The key difference: Vanguard Information Technology Index Fund ETF is far larger — about 4.8× iShares MBS ETF's market cap, and Vanguard Information Technology Index Fund 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 Vanguard Information Technology Index Fund ETF for 129 Days on average.
| MBB | VGT | |
|---|---|---|
Market Cap | $35.41B | $170.20B |
Volume | 5,388,525 | 5,132,883 |
Sector | Fixed Income | — |
52-Week High | $96.91 | $129.79 |
52-Week Low | $89.09 | $83.59 |
Typical Hold Time | 96 Days | 129 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.
VGT trades at $127.78, down 1.23% today but maintains a bullish technical outlook with strong moving average signals. The ETF, focused on U.S. technology stocks, has delivered exceptional historical returns, averaging over 17% annually. Recent news highlights its low expense ratio and concentration in tech giants like Nvidia, Apple, and Microsoft. A dividend of $0.15 is scheduled for September 2026.
Long-term growth prospects remain favorable given tech sector dominance and AI momentum, but risks include sector concentration, valuation concerns, and potential AI slowdown. Institutional ownership is increasing, with firms like Baird Financial raising stakes significantly. The current price near pivot point resistance at $128 suggests near-term consolidation before potential breakout.
Trailing returns across standard periods
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Latest headlines on both assets
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 →The fund employs an indexing investment approach designed to track the performance of the MSCI US Investable Market Index/Information Technology 25/50, an index made up of stocks of large, mid-size, and small US companies within the information technology sector, as classified under the GICS. The advisor attempts to replicate the target index by seeking to invest all of its assets in the stocks that make up the index, in order to hold each stock in approximately the same proportion as its weighting in the index. It is non-diversified.
Read more on VGT →