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MDYGvsMCOWETF Comparison

ETF 1

MDYG

State Street SPDR S&P 400 Mid Cap Growth ETF

This fund is part of

US Mid Cap Growth

+2.09%

Full MDYG fund page

VS

ETF 2

MCOW

Pacer S&P MidCap 400 Quality FCF Aristocrats ETF

This fund is part of

US Multi-Factor

+1.69%

Full MCOW fund page

State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) belongs to the US Mid Cap Growth segment. Pacer S&P MidCap 400 Quality FCF Aristocrats ETF (MCOW) is part of the US Multi-Factor segment. MDYG's top 3 sector exposures are Industrials, Technology and Healthcare. In contrast, MCOW's top sector exposures are Technology, Industrials and Healthcare. MDYG is less expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.49% for MCOW. MDYG is up 19.79% year-to-date (YTD) with -$18M in YTD flows. MCOW performs worse with 12.71% YTD performance, and -$4K in YTD flows. Run a side-by-side ETF comparison of MDYG and MCOW 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 MCOW 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 08/04/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	MDYG MCOW	+0.01%+2.73%	+6.53%+12.10%	+19.79%+12.71%	+25.30%n/a	+54.80%n/a	+48.70%n/a
Flows	MDYG MCOW	+$16M-	+$30M-	-$18M-$4K	-$13M-	-$8M-	+$346M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	MDYG MCOW	+18.52%+18.53%	+17.73%n/a	+18.93%n/a	+20.73%n/a
Max drawdown	MDYG MCOW	-6.04%-4.98%	-9.91%n/a	-25.46%n/a	-29.25%n/a
Max drawdown duration	MDYG MCOW	35d25d	45dn/a	379dn/a	834dn/a

Trading data

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	MDYG	MCOW
Last sale 8/4/2026 at 1:30 PM	$110.65
Previous close 08/04/2026	$108.20
Consolidated volume 08/04/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of July 31, 2026

1-year trailing difference

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

Main metrics

Last update 8/4/2026 at 1:30 PM

Live

Closed

	MDYG	MCOW
Last price	$110.65	–
1D performance	+2.26%	–
AuM	$2.90 B	$1.10 M
E/R	0.15%	0.49%

Characteristics

	MDYG	MCOW
Management strategy	Passive	Passive
Provider	State Street Investment Management	PACER ETFs
Benchmark	S&P MidCap 400 Growth Index	S&P MidCap 400 Quality FCF Aristocrats Index
N° of holdings	244	80
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	November 8, 2005	August 27, 2025
ESG	No	No

More MDYG data on Trackinsight

More MCOW data on Trackinsight

Exposure

Countries

MDYG

USA

94.7%

Other

5.3%

MCOW

USA

93.93%

Other

6.07%

Sectors

MDYG

Industrials

22.33%

Technology

21.55%

Healthcare

13.25%

Finance

13.12%

Non-Energy Materi.

9.78%

Other

19.98%

MCOW

Technology

32.78%

Industrials

19.94%

Healthcare

14.37%

Non-Energy Materi.

9.42%

Other

23.49%

Diversification

MDYG

Total weight of top 15 holdings out of 15

20.48%

MCOW

Total weight of top 15 holdings out of 15

42.47%

Top 15 holdings

Data as of June 30, 2026

MDYG

Twilio, Inc.

1.65%

Carpenter Technology Corp.

1.61%

Curtiss-Wright Corp.

1.47%

nVent Electric Plc

1.44%

ATI, Inc.

1.42%

TechnipFMC plc

1.39%

Sterling Infrastructure, Inc.

1.36%

MasTec, Inc.

1.35%

Woodward, Inc.

1.33%

MACOM Technology Solutions Holdings, Inc.

1.31%

Everpure, Inc.

1.31%

XPO, Inc.

1.27%

United Therapeutics Corp.

1.21%

Okta, Inc.

1.21%

RB Global, Inc.

1.14%

MCOW

Everpure, Inc.

4.36%

Sterling Infrastructure, Inc.

4.03%

Lattice Semiconductor Corp.

4.02%

Medpace Holdings, Inc.

3.29%

DocuSign, Inc.

2.94%

Rambus, Inc.

2.86%

Exelixis, Inc.

2.73%

Manhattan Associates, Inc.

2.62%

Neurocrine Biosciences, Inc.

2.58%

DT Midstream, Inc.

2.33%

Jazz Pharmaceuticals Plc

2.28%

Curtiss-Wright Corp.

2.26%

Mueller Industries, Inc.

2.22%

Carlisle Cos., Inc.

1.98%

RB Global, Inc.

1.97%

Frequently asked questions about MDYG and MCOW

How have the MDYG and MCOW ETFs performed in 2026?

As of August 4, 2026, MDYG is up 19.79% year-to-date (YTD), while MCOW has returned 12.71%. That puts MDYG better performer ahead so far this year.

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

Year-to-date, the MDYG ETF saw -$18M in flows, compared to -$4K for MCOW.

Which ETF is bigger: MDYG or MCOW?

As of August 4, 2026, MDYG holds $2.90 B in assets under management (AUM), while MCOW manages $1.10 M.

What sectors do the MDYG and MCOW ETFs invest in?

MDYG leans toward sectors like Industrials, Technology and Healthcare. Meanwhile, MCOW focuses on Technology, Industrials and Healthcare.

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

MDYG top holdings include Twilio, Inc., Carpenter Technology Corp. and Curtiss-Wright Corp.. MCOW holds in its top three: Everpure, Inc., Sterling Infrastructure, Inc. and Lattice Semiconductor Corp..

MDYGvsMCOWETF Comparison

State Street SPDR S&P 400 Mid Cap Growth ETF

Pacer S&P MidCap 400 Quality FCF Aristocrats ETF

MDYG vs MCOW 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 MCOW ETFs performed in 2026?

As of August 4, 2026, MDYG is up 19.79% year-to-date (YTD), while MCOW has returned 12.71%. That puts MDYG better performer ahead so far this year.

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

Year-to-date, the MDYG ETF saw -$18M in flows, compared to -$4K for MCOW.

Which ETF is bigger: MDYG or MCOW?

As of August 4, 2026, MDYG holds $2.90 B in assets under management (AUM), while MCOW manages $1.10 M.

What sectors do the MDYG and MCOW ETFs invest in?

MDYG leans toward sectors like Industrials, Technology and Healthcare. Meanwhile, MCOW focuses on Technology, Industrials and Healthcare.

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

MDYG top holdings include Twilio, Inc., Carpenter Technology Corp. and Curtiss-Wright Corp.. MCOW holds in its top three: Everpure, Inc., Sterling Infrastructure, Inc. and Lattice Semiconductor Corp..

Which ETF is more diversified: MDYG or MCOW?

MDYG holds 244 securities with 20.48% of its assets in the top 15. MCOW has 80 securities and a top 15 weight of 42.47%.

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