TIBOX

Active

Thornburg Investment Income Builder Fund

Category: US Equity (9,528 funds)

Expense Ratio

0.84%

Annual Cost per $10K

$84.00

30-Year Fee Drag per $10K

$16,029

at 7% annual return

Fund Type

Mutual Fund

Active

Trailing 12-Month

+30.88%

Asset Allocation

US Equity

76%

US Bond

Intl Bond

Cash

14%

Fee Comparison

TIBOX

0.84%

US Equity average

1.06%

US Equity cheapest

BKLC

0.00%

Index benchmark

0.03%

21% cheaper than category average

Historical Returns

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

+86.53%3Y

Compare to

Fee Impact Calculator

Investment

Years

Annual Return

TIBOX at 0.84%$300,467

At index rates (0.03%)$377,424

Zero fees (theoretical)$380,613

Total fee drag$80,145

Cost vs index fund−$76,957

Similar Funds (100)

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

Ticker	Name	ER	1yr	3yr	5yr
TIBOX	Thornburg Investment Income Builder Fund	0.84%	+30.88%	+23.10%	+18.21%
TIBMX	Thornburg Investment Income Builder Fund	1.03%	+30.70%	+22.89%	+18.00%
IWM	iShares Russell 2000 ETF	0.19%	+11.59%	+10.92%	+10.83%
AICCX	Investment Co of America	0.32%	+19.77%	+23.76%	+16.99%
IWO	iShares Russell 2000 Growth ETF	0.24%	+13.49%	+12.64%	+7.89%
FCTDX	Strategic Advisers Fidelity U.S. Total Stock Fund	0.28%	+14.87%	+19.68%	+14.70%
TQQQ	ProShares UltraPro QQQ	0.84%	+31.32%	+49.61%	+18.09%
SSO	ProShares Ultra S&P500	0.89%	+21.64%	+30.12%	+21.87%
QLD	ProShares Ultra QQQ	0.95%	+28.75%	+39.24%	+19.14%
AAFTX	American Funds 2035 Target Date Retirement Fund	0.67%	+15.82%	+15.87%	+10.58%
JEPI	JPMorgan Equity Premium Income ETF	0.35%	+5.28%	+10.32%	+10.93%
AFMFX	American Mutual Fund	0.57%	+13.05%	+13.96%	+14.17%
FSSNX	Fidelity Small Cap Index Fund	0.03%	+14.60%	+12.12%	+11.60%
AMCFX	AMCAP Fund	0.43%	+16.67%	+19.85%	+11.43%
FSAKX	Strategic Advisers U.S. Total Stock Fund	0.21%	+14.73%	—	—
HRSIX	Hood River Small-Cap Growth Fund	1.07%	+21.83%	+21.12%	+17.83%
IJR	iShares Core S&P Small-Cap ETF	0.06%	+6.35%	+8.45%	+12.27%
XBI	SPDR(R) S&P(R) Biotech ETF	0.35%	+2.67%	+6.68%	-2.36%
SPEM	SPDR Portfolio Emerging Markets ETF	0.07%	+21.39%	+19.76%	+8.17%
JEPQ	JPMorgan Nasdaq Equity Premium Income ETF	0.35%	+17.57%	+23.05%	—
DFSTX	U.S. SMALL CAP PORTFOLIO$1M min	0.27%	+7.23%	+10.67%	+14.17%
JGLYX	JPMorgan Small Cap Growth Fund	1.24%	+4.23%	+7.35%	+1.28%
IWN	iShares Russell 2000 Value ETF	0.24%	+9.57%	+8.98%	+13.57%
ACIIX	Equity Income Fund	0.59%	+7.73%	+9.09%	+9.97%
DFAS	Dimensional U.S. Small Cap ETF	0.27%	+7.15%	+10.35%	—
AAGTX	American Funds 2040 Target Date Retirement Fund	0.68%	+18.44%	+18.13%	+12.03%
FSMAX	Fidelity Extended Market Index Fund	0.03%	+15.93%	+14.81%	+10.31%
MERFX	The Merger Fund	1.56%	-3.52%	-35.79%	-33.41%
PEIYX	Putnam Large Cap Value Fund	0.63%	+13.21%	+17.09%	+15.02%
GTSAX	Invesco Small Cap Growth Fund	0.81%	+3.68%	+8.55%	+3.19%
CALF	Pacer US Small Cap Cash Cows 100 ETF	0.59%	-0.93%	+6.29%	+13.04%
IWR	iShares Russell Mid-Cap ETF	0.18%	+11.22%	+14.11%	+12.27%
RWJ	Invesco S&P SmallCap 600 Revenue ETF	0.39%	+8.60%	+10.85%	+19.13%
XAR	SPDR(R) S&P(R) Aerospace & Defense ETF	0.35%	+61.06%	+33.10%	+24.39%
IRCIX	Voya RussellTM Small Cap Index Portfolio	0.93%	+10.91%	+10.24%	+10.15%
BLPAX	American Funds Moderate Growth and Income Portfolio	0.93%	+15.22%	+14.72%	+9.87%
TRQZX	T. Rowe Price Mid-Cap Growth Fund, Inc.	0.61%	+4.84%	+11.94%	+7.88%
TSPX	Twin Oak Active Opportunities ETF	1.01%	—	—	—
IBB	iShares Biotechnology ETF	0.44%	+0.30%	+3.23%	+1.75%
MRFOX	MARSHFIELD CONCENTRATED OPPORTUNITY FUND	1.02%	+10.72%	+18.84%	+14.80%
OAZMX	Oakmark Fund	0.63%	+15.26%	+20.02%	—
FCAGX	Fidelity Small Cap Growth Fund	0.92%	-11.50%	-33.45%	-40.48%
DFSVX	U.S. SMALL CAP VALUE PORTFOLIO$1M min	0.31%	+4.79%	+9.95%	+18.26%
DFSCX	U.S. MICRO CAP PORTFOLIO$1M min	0.41%	+8.95%	+10.82%	+15.49%
FAS	Direxion Daily Financial Bull 3X Shares	0.89%	+16.83%	+31.53%	+38.28%
GNR	SPDR(R) S&P(R) Global Natural Resources ETF	0.40%	+15.28%	+7.93%	+15.20%
IWP	iShares Russell Mid-Cap Growth ETF	0.23%	+18.08%	+19.00%	+10.71%
TMF	Direxion Daily 20+ Year Treasury Bull 3X Shares	0.91%	-11.13%	-13.72%	-33.59%
PJARX	SmallCap Value Fund II	0.94%	+4.93%	+8.38%	+14.36%
GARUX	Goldman Sachs Absolute Return Tracker Fund	0.73%	+9.45%	+9.32%	+6.69%
SMEAX	Invesco Small Cap Equity Fund	0.88%	+10.26%	+12.40%	+11.51%
IJK	iShares S&P Mid-Cap 400 Growth ETF	0.17%	+6.32%	+12.59%	+10.55%
XMHQ	Invesco S&P MidCap Quality ETF	0.25%	+4.45%	+16.40%	+15.03%
DFFVX	U.S. Targeted Value Portfolio$1M min	0.29%	+6.73%	+10.50%	+18.14%
DWAS	Invesco Dorsey Wright SmallCap Momentum ETF	0.60%	-2.64%	+6.43%	+9.24%
PRFZ	Invesco RAFI US 1500 Small-Mid ETF	0.39%	+12.07%	+13.06%	+15.09%
VSCAX	Invesco Small Cap Value Fund	1.35%	+13.93%	+19.86%	+25.74%
XOP	SPDR(R) S&P(R) Oil & Gas Exploration & Production ETF	0.35%	-1.70%	-3.64%	+28.26%
DHMAX	DIAMOND HILL SMALL-MID CAP FUND	1.21%	+8.41%	+7.97%	-3.14%
ROM	ProShares Ultra Technology	0.95%	+25.37%	+37.57%	+19.86%
JEPAX	JPMorgan Equity Premium Income Fund	0.45%	+4.61%	+9.72%	+10.32%
JVMAX	Disciplined Value Mid Cap Fund	0.74%	+10.03%	+12.85%	+14.86%
NLSAX	Neuberger Berman Long Short Fund	1.68%	+9.73%	+9.55%	+6.76%
TRMIX	T. Rowe Price Mid-Cap Value Fund, Inc.	0.71%	+4.94%	+14.34%	+15.79%
llpfx	Longleaf Partners Fund	0.79%	-3.59%	+10.24%	+9.20%
ACSHX	Invesco Comstock Fund	0.51%	+12.71%	+14.13%	+19.36%
RWK	Invesco S&P MidCap 400 Revenue ETF	0.39%	+10.22%	+15.84%	+18.69%
DFAT	Dimensional U.S. Targeted Value ETF	0.28%	+5.60%	+10.32%	—
IWC	iShares Micro-Cap ETF	0.60%	+22.20%	+11.22%	+11.55%
FEIQX	Franklin Equity Income Fund	0.50%	+14.27%	+15.32%	+14.87%
FGRCX	Fidelity Mega Cap Stock Fund	0.47%	+20.33%	+13.65%	+9.69%
FZAOX	Fidelity Advisor Small Cap Fund	0.90%	+4.33%	+12.49%	+12.24%
XSMO	Invesco S&P SmallCap Momentum ETF	0.39%	+10.57%	+14.11%	+13.39%
PDP	Invesco Dorsey Wright Momentum ETF	0.62%	+17.82%	+18.07%	+10.21%
IASCX	VOYA SMALL COMPANY PORTFOLIO	0.79%	+9.06%	+11.03%	+10.53%
FGIDX	Fidelity Growth and Income Portfolio	0.46%	—	—	—
GNNDX	Gotham Index Plus Fund	1.40%	+21.03%	+23.42%	+19.51%
TRZVX	T. Rowe Price Small-Cap Value Fund, Inc.	0.64%	+7.01%	+8.70%	+11.40%
JMGFX	JPMorgan Mid Cap Growth Fund	1.09%	+14.48%	+15.50%	+8.63%
QUACX	AB Small Cap Growth Portfolio	1.12%	+6.24%	+11.54%	+3.19%
TQAIX	T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund	0.65%	+6.95%	+13.44%	+9.03%
GGAFX	GuidePath Growth Allocation Fund	0.81%	—	—	—
SPXL	Direxion Daily S&P 500 Bull 3X Shares	0.87%	+43.27%	+51.71%	+36.92%
PZHEX	T. Rowe Price Hedged Equity Fund	0.46%	+12.94%	—	—
FSCRX	Fidelity Small Cap Discovery Fund	0.91%	+5.78%	+10.17%	+12.91%
XLSR	SPDR(R) SSGA U.S. Sector Rotation ETF	0.70%	+15.46%	+15.83%	+12.69%
TSPNX	T. Rowe Price Spectrum Income Fund	0.46%	+6.81%	+7.60%	—
XME	SPDR(R) S&P(R) Metals & Mining ETF	0.35%	+57.45%	+28.35%	+33.80%
DDM	ProShares Ultra Dow30	0.95%	+13.09%	+21.63%	+16.86%
FMSHX	Franklin Mutual Shares Fund	0.70%	+9.29%	+12.67%	+13.32%
IJT	iShares S&P Small-Cap 600 Growth ETF	0.18%	+5.13%	+9.00%	+10.41%
CGIOX	Calamos Growth & Income Fund	0.73%	+22.36%	+19.50%	+14.61%
TGIRX	Thornburg International Equity Fund	0.70%	+27.45%	+25.60%	+12.44%
BPSCX	Boston Partners Small Cap Value Fund II	1.09%	+10.69%	+12.02%	+14.49%
MCVSX	Victory Integrity Small-Cap Value Fund	1.43%	+1.74%	+7.04%	+14.27%
TECL	Direxion Daily Technology Bull 3X Shares	0.85%	+80.61%	+79.78%	+42.54%
BRUFX	BRUCE FUND	0.64%	+7.50%	+5.96%	+6.58%
FFDKX	Fidelity Fund	0.42%	+19.09%	+24.15%	+16.34%
FSLBX	Select Brokerage and Investment Management Portfolio	0.69%	+26.60%	+24.61%	+20.83%
PNSAX	Putnam Small Cap Growth Fund	1.17%	+16.26%	+22.02%	+8.87%
CIPAX	American Funds Conservative Growth and Income Portfolio	0.88%	+11.79%	+11.52%	+8.53%

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