MIAAX

Active

MFS Inflation-Adjusted Bond Fund

Category: US Bond (5,386 funds)

Expense Ratio

0.64%

Annual Cost per $10K

$64.00

30-Year Fee Drag per $10K

$12,538

at 7% annual return

Fund Type

Mutual Fund

Active

Trailing 12-Month

+5.33%

Asset Allocation

US Equity

US Bond

96%

Intl Bond

Fee Comparison

MIAAX

0.64%

US Bond average

0.76%

US Bond cheapest

ABIMX

0.00%

Index benchmark

0.03%

16% cheaper than category average

Historical Returns

Monthly total returns (dividends reinvested) from SEC N-PORT filings · As of October 2025 · Updated quarterly

+11.37%3Y

Compare to

Fee Impact Calculator

Investment

Years

Annual Return

MIAAX at 0.64%$317,921

At index rates (0.03%)$377,424

Zero fees (theoretical)$380,613

Total fee drag$62,691

Cost vs index fund−$59,503

Similar Funds (100)

Ranked by allocation similarity weighted by fund size · Returns (dividends reinvested) from SEC N-PORT filings · As of October 2025

Ticker	Name	ER	1yr	3yr	5yr
MIAAX	MFS Inflation-Adjusted Bond Fund	0.64%	+5.33%	+3.65%	+0.71%
VWIUX	VANGUARD INTERMEDIATE-TERM TAX-EXEMPT FUND	0.09%	+4.92%	+5.52%	+1.59%
TLT	iShares 20+ Year Treasury Bond ETF	0.15%	-6.49%	-4.72%	-9.33%
DDTRX	DoubleLine Total Return Bond Fund	0.43%	+3.74%	+5.02%	+0.43%
IEF	iShares 7-10 Year Treasury Bond ETF	0.15%	+2.80%	+1.63%	-2.35%
VMLUX	VANGUARD LIMITED-TERM TAX-EXEMPT FUND	0.09%	+4.45%	+4.48%	+1.86%
FCAVX	Franklin California Tax-Free Income Fund	0.60%	-1.83%	+2.42%	+0.09%
AFTEX	Tax Exempt Bond Fund of America	0.27%	+3.78%	+5.67%	+1.32%
VIPSX	VANGUARD INFLATION-PROTECTED SECURITIES FUND	0.20%	+3.50%	+4.65%	+1.24%
CMPIX	Core Fixed Income Fund	0.57%	+5.74%	+5.37%	-0.36%
SHY	iShares 1-3 Year Treasury Bond ETF	0.15%	+4.26%	+3.70%	+1.36%
MMHEX	NYLI MacKay High Yield Muni Bond Fund	0.55%	+3.03%	+8.03%	+2.43%
AMUSX	U.S. Government Securities Fund	0.65%	+3.55%	+1.78%	-0.67%
QCILFX	College Retirement Equities Fund - Inflation-Linked Bond Account	—	+4.85%	+5.53%	—
BBMUX	Bridge Builder Municipal Bond Fund	0.12%	+2.63%	+5.13%	+1.56%
STRDX	Sterling Capital Total Return Bond Fund	0.35%	+3.21%	+5.24%	+0.04%
FIQZX	Fidelity Intermediate Municipal Income Fund	0.31%	+2.59%	+4.60%	+1.38%
TIP	iShares TIPS Bond ETF	0.18%	+5.85%	+4.38%	+1.40%
MTBDX	NYLI MacKay Tax Free Bond Fund	0.43%	+4.11%	+5.85%	+1.29%
GAJPX	Goldman Sachs Dynamic Municipal Income Fund	0.38%	+1.38%	+5.35%	+1.83%
HIMFX	American High-Income Municipal Bond Fund	0.30%	+4.38%	+8.13%	+3.09%
FFTQX	Franklin Federal Tax-Free Income Fund	0.49%	+3.42%	+6.44%	+1.36%
USFR	WisdomTree Floating Rate Treasury Fund	0.15%	+4.59%	+4.92%	+3.05%
MISHX	AB Municipal Income Shares	0.15%	+4.45%	+7.51%	+3.10%
VCAIX	VANGUARD CALIFORNIA INTERMEDIATE-TERM TAX-EXEMPT FUND	0.14%	+1.59%	+3.18%	+0.81%
VWSUX	VANGUARD ULTRA-SHORT-TERM TAX-EXEMPT FUND	0.09%	+3.83%	+3.93%	+2.06%
FLIBX	American Funds Inflation Linked Bond Fund	0.36%	+5.34%	+1.51%	+0.86%
IEI	iShares 3-7 Year Treasury Bond ETF	0.15%	+4.26%	+3.32%	-0.22%
WMBRX	Allspring Municipal Bond Fund	0.74%	+1.03%	+4.50%	+2.66%
FIXD	First Trust Smith Opportunistic Fixed Income ETF	0.65%	+2.83%	+2.67%	-1.00%
JAAA	Janus Henderson AAA CLO ETF	0.21%	+5.56%	+7.48%	+4.63%
TRLDX	T. Rowe Price Limited-Duration Inflation Focused Bond Fund, Inc.	0.30%	+6.53%	+3.63%	+3.12%
MFIAX	MFS Municipal Income Fund	0.44%	+0.57%	+5.17%	+1.14%
FHYRX	Franklin High Yield Tax-Free Income Fund	0.50%	-0.33%	+3.00%	+1.11%
GANPX	Goldman Sachs Short Duration Tax-Free Fund	0.67%	+3.18%	+4.03%	+1.53%
LMBS	First Trust Low Duration Opportunities ETF	0.65%	+7.06%	+6.29%	+2.68%
UIITX	Victory Core Plus Intermediate Bond Fund	0.41%	+6.60%	+6.79%	+1.37%
MMHKX	MFS Municipal High Income Fund	0.52%	+3.28%	+7.29%	+2.10%
AIDZX	Diversified Municipal Portfolio	0.41%	+2.46%	+4.50%	+1.59%
TFLO	iShares Treasury Floating Rate Bond ETF	0.15%	+4.41%	+4.92%	+3.17%
OWMBX	Old Westbury Municipal Bond Fund	0.57%	+4.04%	+3.90%	+0.60%
FHIGX	Fidelity Municipal Income Fund	0.43%	+1.18%	+5.13%	+1.12%
TLH	iShares 10-20 Year Treasury Bond ETF	0.15%	-2.13%	-1.19%	-6.52%
RBCUX	Tax-Exempt Bond Fund	0.41%	+4.12%	+5.42%	+1.71%
LONSX	Lord Abbett National Tax-Free Income Fund	0.54%	+0.17%	+5.47%	+0.88%
FLTEX	Limited Term Tax Exempt Bond Fund of America	0.37%	+5.18%	+4.79%	+1.70%
USATX	Victory Tax Exempt Intermediate-Term Fund	0.44%	+0.64%	+2.81%	+0.87%
PYMAX	PIMCO High Yield Municipal Bond Fund	0.86%	+0.38%	+5.88%	+1.89%
ACITX	Inflation-Adjusted Bond Fund	0.54%	+3.63%	+4.52%	+1.24%
CRAIX	CCM Community Impact Bond Fund	0.42%	+3.05%	+2.57%	-0.40%
EANAX	Eaton Vance National Municipal Income Fund	0.71%	-0.35%	+4.84%	+0.73%
BMNSX	Baird Core Intermediate Municipal Bond Fund	0.55%	+2.40%	+4.70%	+1.36%
ACTFX	Invesco High Yield Municipal Fund	1.13%	-2.99%	+0.94%	-0.03%
HYMOX	Lord Abbett High Income Municipal Bond Fund	0.58%	+0.04%	+6.19%	+1.56%
LISAX	Lord Abbett Intermediate Tax Free Fund	0.96%	+2.03%	+4.94%	+1.08%
PRTMX	T. Rowe Price Summit Municipal Intermediate Fund	0.29%	+4.81%	+5.21%	+1.41%
ATBYX	Intermediate-Term Tax-Free Bond Fund	0.71%	+1.06%	+2.81%	+0.97%
NVHAX	Nuveen Short Duration High Yield Municipal Bond Fund	1.06%	+1.91%	+4.69%	+3.20%
VFITX	VANGUARD INTERMEDIATE-TERM TREASURY FUND	0.10%	+6.24%	+4.68%	-0.20%
WCPNX	Core Plus Income Fund	0.45%	+3.51%	+5.90%	+1.90%
IORUX	Invesco Rochester New York Municipals Fund	0.96%	-5.53%	+1.73%	+0.30%
PTYIX	T. Rowe Price Tax-Free High Yield Fund	0.55%	-1.13%	+2.81%	+1.49%
FKTJX	Franklin New York Tax-Free Income Fund	0.78%	-2.23%	+2.25%	-0.26%
JAGBX	Select Bond Trust	0.60%	+2.97%	+5.29%	-0.17%
VFIRX	VANGUARD SHORT-TERM TREASURY FUND	0.10%	+5.11%	+4.29%	+1.33%
SMAMX	ALPS \| Smith Total Return Bond Fund	0.89%	-19.26%	-19.45%	-23.51%
PMLAX	PIMCO Municipal Bond Fund	0.75%	+1.31%	+5.50%	+1.26%
CXHYX	Macquarie National High-Yield Municipal Bond Fund	0.85%	-4.53%	+1.78%	+1.14%
MIAKX	MFS Inflation-Adjusted Bond Fund	0.41%	+5.57%	+3.92%	+0.96%
VKMMX	Invesco Municipal Income Fund	0.88%	-2.85%	+1.84%	-0.03%
JMBS	Janus Henderson Mortgage-Backed Securities ETF	0.23%	+7.59%	+6.27%	+0.60%
FGORX	Franklin U.S. Government Securities Fund	0.51%	+2.77%	+4.31%	-0.21%
FTABX	Fidelity Tax-Free Bond Fund	0.25%	+4.37%	+6.24%	+1.53%
UCON	First Trust Smith Unconstrained Bond ETF	0.86%	+5.27%	+5.57%	+2.96%
TFI	SPDR Nuveen ICE Municipal Bond ETF	0.23%	+0.42%	+4.03%	-0.27%
MBFAX	Allspring Core Bond Fund	0.65%	+6.07%	+5.62%	+2.12%
EXCAX	Tax-Exempt Fund of California	0.40%	+3.95%	+6.08%	+1.57%
FCAQX	Franklin California High Yield Municipal Fund	0.52%	-1.40%	+2.28%	+0.50%
DDCPX	Doubleline Shiller Enhanced CAPE	0.49%	+10.54%	+18.25%	+11.67%
MTLBX	MFS Municipal Limited Maturity Fund	0.36%	+3.88%	+3.99%	+0.89%
PRUUX	T. Rowe Price U.S. Treasury Long-Term Index Fund	0.09%	-4.52%	-3.62%	-8.50%
JIGBX	Investment Grade Bond Fund	0.38%	+2.97%	+2.92%	-0.79%
SHM	SPDR Nuveen ICE Short Term Municipal Bond ETF	0.20%	+2.58%	+3.27%	+0.69%
SHMMX	Western Asset Managed Municipals Fund	0.89%	-1.52%	+2.26%	+0.57%
TGLMX	TCW Securitized Bond Fund	0.59%	+7.80%	+6.36%	-0.74%
BBMHX	Bridge Builder Municipal High-Income Bond Fund	0.16%	+1.31%	—	—
FSEC	Fidelity Investment Grade Securitized ETF	0.36%	+3.64%	+3.18%	—
HYD	VanEck High Yield Muni ETF	0.32%	+2.08%	+5.71%	+0.84%
PIPJX	Inflation Protection Fund	0.85%	+5.23%	+3.92%	+0.91%
COLCX	Columbia Total Return Municipal Income Fund	0.75%	+2.21%	+5.59%	+0.45%
UITB	VictoryShares Core Intermediate Bond ETF	0.38%	+3.22%	+5.48%	+0.40%
FGMNX	Fidelity GNMA Fund	0.45%	+6.87%	+5.55%	+0.16%
MXBIX	Empower Bond Index Fund	0.50%	+2.37%	+3.93%	-1.30%
ABTYX	AB High Income Municipal Portfolio	0.95%	-1.93%	+2.34%	+0.92%
DCFZX	Destinations Core Fixed Income Fund	0.84%	+3.02%	+3.16%	-0.52%
LTMFX	Thornburg Limited Term Municipal Fund	0.77%	+2.98%	+3.92%	+0.89%
HYMB	SPDR Nuveen ICE High Yield Municipal Bond ETF	0.35%	-0.76%	+5.52%	+1.18%
USTEX	Victory Tax Exempt Long-Term Fund	0.42%	-2.34%	+2.10%	+0.15%
FSMNX	Fidelity SAI Municipal Income Fund	0.36%	+1.30%	+5.31%	+1.20%
PZA	Invesco National AMT-Free Municipal Bond ETF	0.28%	-3.87%	+1.65%	-0.82%
PPNAX	Putnam Strategic Intermediate Municipal Fund	0.90%	+4.51%	+5.62%	+1.93%

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