iShares iBoxx $ High Yield Corporate Bond ETF vs iShares MBS ETF — how do they compare? iShares iBoxx $ High Yield Corporate Bond ETF trades at $77.21 (market cap $17.89B), while iShares MBS ETF trades at $89.7 (market cap $35.41B). The key difference: iShares MBS ETF is the larger of the two by market cap, and iShares iBoxx $ High Yield Corporate Bond ETF is more actively traded (44,866,592 versus 5,388,525). Which is the better fit depends on your goals — on Pluang, investors hold iShares iBoxx $ High Yield Corporate Bond ETF for 59 Days and iShares MBS ETF for 96 Days on average.
| HYG | MBB | |
|---|---|---|
Market Cap | $17.89B | $35.41B |
Volume | 44,866,592 | 5,388,525 |
Sector | Fixed Income | Fixed Income |
52-Week High | $81.28 | $96.91 |
52-Week Low | $76.90 | $89.09 |
Typical Hold Time | 59 Days | 96 Days |
Signals from Pluang's Aura AI — not financial advice
HYG trades at $77.18, down 0.12% with a bearish technical signal from moving averages. The ETF shows neutral oscillator readings but faces pressure from rising Treasury yields impacting high-yield bond valuations. Recent dividend payments of $0.34-$0.44 provide income support amid market volatility.
The outlook remains challenged by persistent bond market selloffs and higher interest rates, though the current yield environment may attract income-seeking investors. Key risks include further Fed tightening and economic slowdown impacting corporate credit quality.
MBB (iShares MBS ETF) trades at $89.22, down 0.16% amid bearish technical signals with 18 sell indicators versus 2 buy signals. The ETF faces pressure from rising intermediate-term rates and inflation concerns, with short interest surging 98.3% in September 2026 to 6.57 million shares. Recent institutional activity shows mixed sentiment with some firms increasing positions while technical indicators point to continued downward momentum.
The outlook remains challenging with convexity risk and borrower prepayment optionality limiting upside potential. Investment opportunity exists for income-focused investors through consistent dividend payments, but risks include duration exposure during potential rate hikes and persistent inflation pressures affecting mortgage-backed securities performance.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
HYG is the world's largest high-yield bond ETF, tracking the Markit iBoxx USD Liquid High Yield Index. It provides liquid exposure to non-investment grade corporate debt, with 2026 top holdings including Cloud Software Group and Medline.
Read more on HYG →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 →