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MDYGvsSMAPETF Comparison

ETF 1

MDYG

State Street SPDR S&P 400 Mid Cap Growth ETF

This fund is part of

US Mid Cap Growth

+0.17%

Full MDYG fund page

VS

ETF 2

SMAP

Amplify Small-Mid Cap Equity ETF

This fund is part of

US Multi-Factor

+0.07%

Full SMAP fund page

State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) belongs to the US Mid Cap Growth segment. Amplify Small-Mid Cap Equity ETF (SMAP) is part of the US Multi-Factor segment. MDYG's top 3 sector exposures are Industrials, Information Technology and Health Care. In contrast, SMAP's top sector exposures are Industrials, Financials and Health Care. MDYG is less expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.6% for SMAP. MDYG is up 12.73% year-to-date (YTD) with -$48M in YTD flows. SMAP performs worse with 5.75% YTD performance, and -$26K in YTD flows. Run a side-by-side ETF comparison of MDYG and SMAP below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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MDYG vs SMAP performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 05/01/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	MDYG SMAP	+7.25%+5.98%	+7.26%+2.32%	+12.73%+5.75%	+31.52%+15.49%	+57.00%n/a	+39.66%n/a
Flows	MDYG SMAP	+$10M-	+$6M-$26K	-$48M-$26K	-$29M-$26K	+$12M-	+$330M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	MDYG SMAP	+21.45%+18.63%	+17.13%+16.31%	+18.62%n/a	+20.58%n/a
Max drawdown	MDYG SMAP	-9.91%-9.95%	-9.91%-9.95%	-25.46%n/a	-29.25%n/a
Max drawdown duration	MDYG SMAP	45d68d	45d68d	379dn/a	834dn/a

Trading data

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	MDYG	SMAP
Last sale 5/1/2026 at 1:30 PM	$104.06	$26.09
Previous close 04/29/2026	$103.68	$26.28
Consolidated volume 04/29/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of April 30, 2026

1-year trailing difference

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SMAP

is actively managed and doesn’t replicate an index

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	MDYG	SMAP
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 5/1/2026 at 1:30 PM

Live

Closed

	MDYG	SMAP
Last price	$104.06	$26.09
1D performance	+0.37%	-0.71%
AuM	$2.70 B	$1.31 M
E/R	0.15%	0.6%

Characteristics

	MDYG	SMAP
Management strategy	Passive	Active
Provider	State Street Investment Management	Amplify ETFs
Benchmark	S&P MidCap 400 Growth Index	-
N° of holdings	232	54
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	November 8, 2005	October 23, 2024
ESG	No	No

More MDYG data on Trackinsight

More SMAP data on Trackinsight

Exposure

Countries

MDYG

USA

90.47%

Other

9.53%

SMAP

USA

94.92%

Other

5.08%

Sectors

MDYG

Industrials

25.32%

Information Techn.

18.48%

Health Care

14.42%

Consumer Discreti.

9.23%

Other

32.55%

SMAP

Industrials

18.99%

Financials

14.65%

Health Care

14.16%

Information Techn.

12.84%

Consumer Discreti.

8.3%

Materials

7.57%

Other

23.49%

Diversification

MDYG

Total weight of top 15 holdings out of 15

20.19%

SMAP

Total weight of top 15 holdings out of 15

41.84%

Top 15 holdings

Data as of March 31, 2026

MDYG

TECHNIPFMC PLC

1.71%

CASEYS GENERAL STORES

1.66%

UTD THERAPEUT

1.57%

CURTISS WRIGHT

1.54%

FLEX LTD

1.48%

XPO LOGISTICS

1.40%

WOODWARD

1.31%

ROYAL GOLD

1.26%

ATI INC

1.21%

MICHAEL STORES

1.21%

CARPENTER TECHNOLOGY

1.20%

NVENT ELECTRIC PLC

1.17%

TWILIO

1.17%

FABRINET

1.15%

BWX TECHNOLOGIES INC

1.15%

SMAP

MONOLITHIC POWER SYSTEMS

3.71%

CASEYS GENERAL STORES

3.32%

WEST PHARM SVCS

3.10%

STIFEL FINANCIAL

3.05%

MATADOR RESOURCES

3.01%

MKS INSTRUMENTS

2.87%

CURTISS WRIGHT

2.77%

WEBSTER FINANCIAL CORPORATION

2.74%

WATSCO

2.64%

AMERICAN FINANCIAL GROUP

2.63%

MARKET CORPORATION

2.54%

RANGE RESOURCES

2.54%

EAGLE MATERIALS

2.38%

BJS WHOLESALE CLUB HOLDINGS INC

2.28%

APPLIED INDUSTRIAL TECHNOLOGIES

2.26%

Frequently asked questions about MDYG and SMAP

How have the MDYG and SMAP ETFs performed in 2026?

As of May 1, 2026, MDYG is up 12.73% year-to-date (YTD), while SMAP has returned 5.75%. That puts MDYG better performer ahead so far this year.

Which ETF is attracting more investor money: MDYG or SMAP?

Year-to-date, the MDYG ETF saw -$48M in flows, compared to -$26K for SMAP.

Which ETF is more volatile: MDYG or SMAP?

Over the past year, MDYG had a volatility of 17.13%, while SMAP experienced 16.31%.

Which ETF is bigger: MDYG or SMAP?

As of May 1, 2026, MDYG holds $2.70 B in assets under management (AUM), while SMAP manages $1.31 M.

What sectors do the MDYG and SMAP ETFs invest in?

MDYG leans toward sectors like Industrials, Information Technology and Health Care. Meanwhile, SMAP focuses on Industrials, Financials and Health Care.

What are the top holdings of the MDYG ETF and SMAP ETF?

MDYG top holdings include TECHNIPFMC PLC, CASEYS GENERAL STORES and UTD THERAPEUT. SMAP holds in its top three: MONOLITHIC POWER SYSTEMS, CASEYS GENERAL STORES and WEST PHARM SVCS.

MDYGvsSMAPETF Comparison

State Street SPDR S&P 400 Mid Cap Growth ETF

Amplify Small-Mid Cap Equity ETF

MDYG vs SMAP performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the MDYG and SMAP ETFs performed in 2026?

As of May 1, 2026, MDYG is up 12.73% year-to-date (YTD), while SMAP has returned 5.75%. That puts MDYG better performer ahead so far this year.

Which ETF is attracting more investor money: MDYG or SMAP?

Year-to-date, the MDYG ETF saw -$48M in flows, compared to -$26K for SMAP.

Which ETF is more volatile: MDYG or SMAP?

Over the past year, MDYG had a volatility of 17.13%, while SMAP experienced 16.31%.

Which ETF is bigger: MDYG or SMAP?

As of May 1, 2026, MDYG holds $2.70 B in assets under management (AUM), while SMAP manages $1.31 M.

What sectors do the MDYG and SMAP ETFs invest in?

MDYG leans toward sectors like Industrials, Information Technology and Health Care. Meanwhile, SMAP focuses on Industrials, Financials and Health Care.

What are the top holdings of the MDYG ETF and SMAP ETF?

MDYG top holdings include TECHNIPFMC PLC, CASEYS GENERAL STORES and UTD THERAPEUT. SMAP holds in its top three: MONOLITHIC POWER SYSTEMS, CASEYS GENERAL STORES and WEST PHARM SVCS.

Which ETF is more diversified: MDYG or SMAP?

MDYG holds 242 securities with 20.19% of its assets in the top 15. SMAP has 56 securities and a top 15 weight of 41.84%.

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