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XMMOvsMDYGETF Comparison

ETF 1

XMMO

Invesco S&P MidCap Momentum ETF

This fund is part of

US Multi-Factor

-0.03%

Full XMMO fund page

VS

ETF 2

MDYG

State Street SPDR S&P 400 Mid Cap Growth ETF

This fund is part of

US Mid Cap Growth

+0.16%

Full MDYG fund page

Invesco S&P MidCap Momentum ETF (XMMO) belongs to the US Multi-Factor segment. State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) is part of the US Mid Cap Growth segment. XMMO's top 3 sector exposures are Industrials, Non-Energy Materials and Finance. In contrast, MDYG's top sector exposures are Industrials, Technology and Healthcare. XMMO is more expensive with a Total Expense Ratio (TER) of 0.34%, versus 0.15% for MDYG. XMMO is up 7.12% year-to-date (YTD) with +$1.71B in YTD flows. MDYG performs better with 13.86% YTD performance, and +$4M in YTD flows. Run a side-by-side ETF comparison of XMMO and MDYG 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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XMMO vs MDYG 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 09/18/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	XMMO MDYG	-8.28%-5.72%	-13.92%-4.85%	+7.12%+13.86%	+9.83%+13.67%	+85.05%+51.74%	+82.57%+43.42%
Flows	XMMO MDYG	+$108M+$17M	+$2M-$67M	+$1.71B+$4M	+$789M+$265K	+$4.70B+$21M	+$4.95B+$314M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	XMMO MDYG	+23.67%+15.24%	+22.31%+17.66%	+21.47%+18.94%	+21.79%+20.76%
Max drawdown	XMMO MDYG	-15.94%-8.24%	-15.94%-9.91%	-24.88%-25.46%	-27.83%-29.25%
Max drawdown duration	XMMO MDYG	88d32d	88d45d	289d379d	812d834d

Trading data

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	XMMO	MDYG
Last sale 9/18/2026 at 1:30 PM	$147.78	$104.94
Previous close 09/17/2026	$147.30	$105.01
Consolidated volume 09/17/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of August 31, 2026

1-year trailing difference

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

Main metrics

Last update 9/18/2026 at 1:30 PM

Live

Closed

	XMMO	MDYG
Last price	$147.78	$104.94
1D performance	+0.33%	-0.07%
AuM	$7.04 B	$2.78 B
E/R	0.34%	0.15%

Characteristics

	XMMO	MDYG
Management strategy	Passive	Passive
Provider	Invesco	State Street Investment Management
Benchmark	S&P Midcap 400 Momentum Index	S&P MidCap 400 Growth Index
N° of holdings	75	245
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	March 3, 2005	November 8, 2005
ESG	No	No

More XMMO data on Trackinsight

More MDYG data on Trackinsight

Exposure

Countries

XMMO

USA

92.52%

Other

7.48%

MDYG

USA

94.73%

Other

5.27%

Sectors

XMMO

Industrials

29.29%

Non-Energy Materi.

17.58%

Finance

10.06%

Technology

9.76%

Energy

9.28%

Healthcare

8.16%

Other

15.86%

MDYG

Industrials

20.61%

Technology

19.17%

Healthcare

15.46%

Finance

14.43%

Non-Energy Materi.

9.26%

Other

21.06%

Diversification

XMMO

Total weight of top 15 holdings out of 15

38.48%

MDYG

Total weight of top 15 holdings out of 15

19.58%

Top 15 holdings

Data as of July 31, 2026

XMMO

Curtiss-Wright Corp.

4.11%

TechnipFMC plc

3.81%

ATI, Inc.

3.36%

Woodward, Inc.

3.06%

Roivant Sciences Ltd.

2.46%

Royal Gold, Inc.

2.43%

nVent Electric Plc

2.42%

Carpenter Technology Corp.

2.40%

Sterling Infrastructure, Inc.

2.31%

Mueller Industries, Inc.

2.28%

Arrowhead Pharmaceuticals, Inc.

2.15%

MKS, Inc.

1.94%

Fabrinet

1.93%

Nextpower, Inc.

1.92%

APi Group Corp.

1.90%

MDYG

Twilio, Inc.

1.65%

TechnipFMC plc

1.57%

Curtiss-Wright Corp.

1.47%

Carpenter Technology Corp.

1.42%

ATI, Inc.

1.41%

nVent Electric Plc

1.37%

Everpure, Inc.

1.34%

Okta, Inc.

1.31%

XPO, Inc.

1.30%

United Therapeutics Corp.

1.21%

Tenet Healthcare Corp.

1.20%

Woodward, Inc.

1.18%

RB Global, Inc.

1.12%

Roku, Inc.

1.04%

Sterling Infrastructure, Inc.

1.01%

Frequently asked questions about XMMO and MDYG

How have the XMMO and MDYG ETFs performed in 2026?

As of September 18, 2026, XMMO is up 7.12% year-to-date (YTD), while MDYG has returned 13.86%. That puts MDYG better performer ahead so far this year.

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

Year-to-date, the XMMO ETF saw +$1.71B in flows, compared to +$4M for MDYG.

Which ETF is more volatile: XMMO or MDYG?

Over the past year, XMMO had a volatility of 22.31%, while MDYG experienced 17.66%.

Which ETF is bigger: XMMO or MDYG?

As of September 18, 2026, XMMO holds $7.04 B in assets under management (AUM), while MDYG manages $2.78 B.

What sectors do the XMMO and MDYG ETFs invest in?

XMMO leans toward sectors like Industrials, Non-Energy Materials and Finance. Meanwhile, MDYG focuses on Industrials, Technology and Healthcare.

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

XMMO top holdings include Curtiss-Wright Corp., TechnipFMC plc and ATI, Inc.. MDYG holds in its top three: Twilio, Inc., TechnipFMC plc and Curtiss-Wright Corp..

XMMOvsMDYGETF Comparison

Invesco S&P MidCap Momentum ETF

State Street SPDR S&P 400 Mid Cap Growth ETF

XMMO vs MDYG 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 XMMO and MDYG ETFs performed in 2026?

As of September 18, 2026, XMMO is up 7.12% year-to-date (YTD), while MDYG has returned 13.86%. That puts MDYG better performer ahead so far this year.

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

Year-to-date, the XMMO ETF saw +$1.71B in flows, compared to +$4M for MDYG.

Which ETF is more volatile: XMMO or MDYG?

Over the past year, XMMO had a volatility of 22.31%, while MDYG experienced 17.66%.

Which ETF is bigger: XMMO or MDYG?

As of September 18, 2026, XMMO holds $7.04 B in assets under management (AUM), while MDYG manages $2.78 B.

What sectors do the XMMO and MDYG ETFs invest in?

XMMO leans toward sectors like Industrials, Non-Energy Materials and Finance. Meanwhile, MDYG focuses on Industrials, Technology and Healthcare.

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

XMMO top holdings include Curtiss-Wright Corp., TechnipFMC plc and ATI, Inc.. MDYG holds in its top three: Twilio, Inc., TechnipFMC plc and Curtiss-Wright Corp..

Which ETF is more diversified: XMMO or MDYG?

XMMO holds 75 securities with 38.48% of its assets in the top 15. MDYG has 245 securities and a top 15 weight of 19.58%.

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