Data as of Oct 28, 2026.
MBB vs RDVY: Differences, Returns & Fees
Over the year to Oct 28, 2026, MBB returned −0.8% to RDVY's +17.6%; 0% of their weight is in the same names.
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Net assets: $35.5bn on Oct 28, 2026 for iShares MBS ETF, and $25.4bn on Oct 27, 2026 for First Trust Rising Dividend Achievers ETF.
Pair scorecard
MBB costs 0.43 points a year less; their one-year returns differ by 18.4 points; MBB is 1.4 times larger.
| Measure | MBB | RDVY |
|---|---|---|
| Return | ||
| Total return, 1 year | −0.8% | +17.6% |
| Drawdown | ||
| Below its high | 5.3%, high on Aug 13, 2026 | |
| Benchmark | ||
| What it tracks | Bloomberg U.S. MBS Index | Nasdaq US Rising Dividend Achievers Index |
| Cost and size | ||
| Expense ratio | 0.04% | 0.47% |
| Net assets, as of Oct 26, 2026 | $35.6bn | $25.3bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 94% | |
| Top ten holdings, share of the fund | 22.1% | |
Holdings in common uses holdings dated Oct 27, 2026. Method
Risk and return
Jan 17, 2014 to Oct 23, 2026 · 666 weekly returnsEach against its own benchmark: MBB against SPMB, Feb 6, 2009 to Oct 23, 2026; RDVY against VOO, Jan 17, 2014 to Oct 23, 2026.
RDVY returned more: +388.8% to +22.2%. MBB swung less: 4.5% to 19.4%. MBB fell less at its worst: −17.4% to −39.0%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | MBB | RDVY | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +22.2% | +388.8% | RDVY | Price change plus distributions, reinvested. |
| Annualized | +1.6% | +13.2% | RDVY | Total return as a yearly rate. |
| Price return | −13.7% | +292.1% | RDVY | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 4.5% | 19.4% | MBB | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 3.2% | 13.3% | MBB | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −17.4% | −39.0% | MBB | Deepest fall from a high to the low after it. |
| Upside capture | 77.8% | 106.3% | Share of its benchmark's rise caught in the weeks it rose. | |
| Downside capture | 78.4% | 104.2% | Share of its benchmark's fall taken in the weeks it fell. Lower is better. | |
| Beta | 0.76 | 1.09 | Not an edge | How far it moves for each 1% its benchmark moves. |
| R squared | 0.76 | 0.83 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | ||||
| Sharpe | −0.07 | 0.63 | RDVY | Return above Treasury bills per unit of volatility. |
| Sortino | −0.10 | 0.93 | RDVY | Return above Treasury bills per unit of downside deviation. |
| Treynor | 0.009 | 0.113 | Return above Treasury bills per unit of beta. | |
| Calmar | 0.09 | 0.34 | RDVY | Annualized return divided by the max drawdown. |
| Against the benchmark | ||||
| Benchmark | SPMB | VOO | The ETF each fund is measured against. | |
| Alpha | +0.1% a year | −1.0% a year | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | 0.26 | −0.44 | Not an edge | How sure the alpha is. Below 2, it could be chance. |
| Alpha range | −0.8% to +1.1% | −5.4% to +3.4% | Includes zero | The 95% range for the yearly alpha. |
| Information ratio | −0.03 | 0.02 | Return against its benchmark per unit of tracking error. | |
| Tracking error | 2.3% | 8.0% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 666 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, MBB and RDVY hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
MBB and RDVY on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
MBB and RDVY do different jobs. What does each one do in a portfolio?
- What each follows. MBB follows Bloomberg U.S. MBS Index and RDVY follows Nasdaq US Rising Dividend Achievers Index.
- Holdings in common. 0% of the weight is in the same securities (holdings dated Oct 27, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 MBB returned −0.8% and RDVY +17.6% with distributions reinvested, a gap of 18.4 points.
Data as of Oct 28, 2026.
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MBB
MBB tracks an index of mortgage-backed securities. Over the year to Oct 28, 2026 it returned −0.8% with distributions reinvested, against −1.1% for its benchmark, the Bloomberg U.S. MBS Index. The prospectus expense ratio is 0.04% a year.
RDVY
RDVY tracks an index of Rising Dividend Achievers. Over the year to Oct 28, 2026 it returned +17.6% with distributions reinvested, against +13.7% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.47% a year. By its holdings published by its issuer for Oct 27, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 72 positions, with the top ten at 22.1%. It sat 5.3% below its high of Aug 13, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, MBB or RDVY?
- In the year to Oct 28, 2026, with distributions reinvested, MBB returned −0.8% and RDVY +17.6%.
- Which is cheaper, MBB or RDVY?
- MBB is cheaper, by 0.43 percentage points a year. That is about $43 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, MBB against RDVY, data as of Oct 28, 2026. https://etfiq.com/compare/any/mbb-vs-rdvy
ETFIQ. (Oct 28, 2026). MBB against RDVY. Retrieved from https://etfiq.com/compare/any/mbb-vs-rdvy
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