SPDR Portfolio Mortgage Backed Bond ETF (SPMB) belongs to the Mortgage Backed Securities category. Below you'll find alternative ETFs from the same category, ranked by key criteria, plus funds that investors commonly compare with SPMB. Use the tables to find lower-cost options, better risk-adjusted returns, or a closer substitute for your current allocation.
Cheapest Alternatives to SPMB
SPMB charges 0.04% annually. There is 1 ETF in the Mortgage Backed Securities category with a lower expense ratio, going as low as 0.03%.
| Symbol | Name | Expense Ratio | AUM | Inception | |
|---|---|---|---|---|---|
| Schwab Mortgage-Backed Securities ETF | 0.03% | — | Nov 2024 | SPMB vs SMBS | |
| Vanguard Mortgage-Backed Securities ETF | 0.04% | 17.10B | Nov 2009 | SPMB vs VMBS | |
| iShares MBS Bond ETF | 0.06% | 39.57B | Mar 2007 | SPMB vs MBB | |
| Simplify MBS ETF | 0.15% | 1.55B | Nov 2023 | SPMB vs MTBA | |
| iShares GNMA Bond ETF | 0.15% | 428.33M | Feb 2012 | SPMB vs GNMA |
Best Risk-Adjusted Alternatives to SPMB
SPMB has a PortfoliosLab risk / return rank of 42. There are 9 ETFs in the Mortgage Backed Securities category with higher risk-adjusted ranks, going as high as 94.
| Symbol | Name | Risk / Return Rank | AUM | Inception | |
|---|---|---|---|---|---|
| Franklin Short Duration U.S. Government ETF | 94 | 291.09M | Nov 2013 | SPMB vs FTSD | |
| First Trust Low Duration Mortgage Opportunities ET... | 88 | 6.34B | Nov 2014 | SPMB vs LMBS | |
| Virtus Newfleet ABS/MBS ETF | 67 | 112.64M | Feb 2021 | SPMB vs VABS | |
| PIMCO Mortgage-Backed Securities Active Exchange-T... | 46 | — | Jul 1997 | SPMB vs PMBS | |
| Vanguard Mortgage-Backed Securities ETF | 44 | 17.10B | Nov 2009 | SPMB vs VMBS |
Top Performing SPMB Alternatives (YTD)
SPMB is at 0.76% YTD. There are 9 ETFs in the Mortgage Backed Securities category with higher YTD returns, going as high as 5.41%.
| Symbol | Name | YTD Return | AUM | Inception | |
|---|---|---|---|---|---|
| Regan Fixed Rate MBS ETF | 5.41% | 13.94M | Apr 2025 | SPMB vs MBSX | |
| Nuveen Securitized Income ETF | 1.92% | 167.58M | Sep 2025 | SPMB vs NSCI | |
| Virtus Newfleet ABS/MBS ETF | 1.61% | 112.64M | Feb 2021 | SPMB vs VABS | |
| First Trust Low Duration Mortgage Opportunities ET... | 1.41% | 6.34B | Nov 2014 | SPMB vs LMBS | |
| Academy Veteran Bond ETF | 1.00% | 80.69M | Aug 2023 | SPMB vs VETZ |
Lowest Volatility Alternatives to SPMB
SPMB has 4.23% 1-year volatility. There are 13 ETFs in the Mortgage Backed Securities category with lower 1-year volatility, going as low as 1.30%.
| Symbol | Name | Volatility 1Y | AUM | Inception | |
|---|---|---|---|---|---|
| Nuveen Securitized Income ETF | 1.30% | 167.58M | Sep 2025 | SPMB vs NSCI | |
| Franklin Short Duration U.S. Government ETF | 1.36% | 291.09M | Nov 2013 | SPMB vs FTSD | |
| First Trust Low Duration Mortgage Opportunities ET... | 1.95% | 6.34B | Nov 2014 | SPMB vs LMBS | |
| Virtus Newfleet ABS/MBS ETF | 2.01% | 112.64M | Feb 2021 | SPMB vs VABS | |
| Eaton Vance Mortgage Opportunities ETF | 2.86% | — | Aug 2025 | SPMB vs EVMO |
Lowest Drawdown Alternatives to SPMB
SPMB has a 1-year max drawdown of -2.89%. There are 11 ETFs in the Mortgage Backed Securities category with shallower 1-year drawdowns, going as shallow as -0.45%.
| Symbol | Name | Max Drawdown 1Y | AUM | Inception | |
|---|---|---|---|---|---|
| Franklin Short Duration U.S. Government ETF | -0.45% | 291.09M | Nov 2013 | SPMB vs FTSD | |
| Virtus Newfleet ABS/MBS ETF | -0.98% | 112.64M | Feb 2021 | SPMB vs VABS | |
| First Trust Low Duration Mortgage Opportunities ET... | -1.43% | 6.34B | Nov 2014 | SPMB vs LMBS | |
| FlexShares Disciplined Duration MBS Index Fund | -2.17% | 94.67M | Sep 2014 | SPMB vs MBSD | |
| iShares CMBS ETF | -2.44% | 475.16M | Feb 2012 | SPMB vs CMBS |
Other ETFs from State Street
The 10 most viewed State Street ETFs shown here include SPY, GLD, XLK and span 10 categories. AUM among these funds goes as high as $765B.
| Symbol | Name | Category | Risk / Return Rank | YTD Return | AUM | Inception | |
|---|---|---|---|---|---|---|---|
| State Street SPDR S&P 500 ETF | S&P 500 | 68 | 9.74% | 765.27B | Jan 1993 | SPMB vs SPY | |
| SPDR Gold Shares | Gold, Precious Metals | 24 | -2.96% | 138.96B | Nov 2004 | SPMB vs GLD | |
| State Street Technology Select Sector SPDR ETF | Technology Equities | 77 | 33.79% | 130.33B | Dec 1998 | SPMB vs XLK | |
| State Street SPDR Portfolio S&P 500 Growth ETF | S&P 500, Large Cap Growth Equities | 54 | 11.38% | 52.13B | Sep 2000 | SPMB vs SPYG | |
| State Street SPDR Portfolio S&P 500 High Dividend ... | S&P 500, Dividend | 46 | 11.52% | 7.30B | Oct 2015 | SPMB vs SPYD | |
| State Street Energy Select Sector SPDR ETF | Energy Equities | 36 | 22.58% | 36.84B | Dec 1998 | SPMB vs XLE | |
| SPDR Gold MiniShares Trust | Gold, Precious Metals | 24 | -2.87% | 28.75B | Jun 2018 | SPMB vs GLDM | |
| State Street SPDR Portfolio S&P 500 ETF | S&P 500 | 68 | 9.79% | 148.87B | Nov 2005 | SPMB vs SPYM | |
| State Street Utilities Select Sector SPDR ETF | Utilities Equities | 28 | 6.16% | 22.62B | Dec 1998 | SPMB vs XLU | |
| SPDR Bloomberg 1-3 Month T-Bill ETF | Government Bonds, Ultrashort Bond | 100 | 1.66% | 46.54B | May 2007 | SPMB vs BIL |
Often Compared With SPMB
Investors most often compare SPMB with SPTI, GSST, BND. These 20 comparison targets span 14 categories, based on PortfoliosLab usage data.
Compare SPMB with Any Fund or Stock
Compare SPMB with any ETF, mutual fund, or stock using PortfoliosLab's comparison tool.
Pair SPMB with funds that move differently
SPDR Portfolio Mortgage Backed Bond ETF alternatives help with substitution. Diversifiers are the next step when you want funds with lower historical correlation to SPMB.
Explore SPMB Diversifiers