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MEMEvsUFOXETF Comparison

ETF 1

MEME

Roundhill Meme Stock ETF

This fund is part of

US Multi-Factor

-0.15%

Full MEME fund page

VS

ETF 2

UFOX

Defiance Space and Connective Tech ETF

This fund is part of

Disruptive Technology

-2.18%

Full UFOX fund page

Roundhill Meme Stock ETF (MEME) belongs to the US Multi-Factor segment. Defiance Space and Connective Tech ETF (UFOX) is part of the Disruptive Technology segment. MEME's top 3 sector exposures are Technology, Industrials and Finance. In contrast, UFOX's top sector exposures are Technology, Telecommunications and Industrials. MEME is more expensive with a Total Expense Ratio (TER) of 0.69%, versus 0.3% for UFOX. MEME is up 13.29% year-to-date (YTD) with -$7M in YTD flows. UFOX performs better with 25.72% YTD performance, and +$16M in YTD flows. Run a side-by-side ETF comparison of MEME and UFOX 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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MEME vs UFOX 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 07/24/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	MEME UFOX	-24.53%-10.07%	-15.23%-2.75%	+13.29%+25.72%	n/a+48.28%	n/a+144.33%	n/a+125.49%
Flows	MEME UFOX	-$5M-$13M	-$196K+$4M	-$7M+$16M	--$91M	--$343M	--$835M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	MEME UFOX	+80.57%+42.27%	n/a+30.41%	n/a+26.70%	n/a+25.87%
Max drawdown	MEME UFOX	-41.66%-24.62%	n/a-24.62%	n/a-28.10%	n/a-33.92%
Max drawdown duration	MEME UFOX	57d52d	n/a52d	n/a151d	n/a897d

Trading data

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	MEME	UFOX
Last sale 7/27/2026 at 1:30 PM		$80.00
Previous close 07/24/2026		$79.93
Consolidated volume 07/24/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of June 30, 2026

1-year trailing difference

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MEME

is actively managed and doesn’t replicate an index

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	MEME	UFOX
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 7/27/2026 at 1:30 PM

Live

Closed

	MEME	UFOX
Last price	–	$80.00
1D performance	–	+0.09%
AuM	$13.15 M	$840.34 M
E/R	0.69%	0.3%

Characteristics

	MEME	UFOX
Management strategy	Active	Passive
Provider	Roundhill Investments	Defiance ETFs
Benchmark	-	BlueStar Space and Connective Technologies Index
N° of holdings	21	56
Asset class	-	-
Trailing 12m distribution yield	Join	Join
Inception date	October 8, 2025	March 4, 2019
ESG	No	No

More MEME data on Trackinsight

More UFOX data on Trackinsight

Exposure

Countries

MEME

USA

82.27%

Other

17.73%

UFOX

USA

82.79%

Other

17.21%

Sectors

MEME

Technology

72.67%

Industrials

9.8%

Other

17.53%

UFOX

Technology

71.71%

Telecommunication.

11.11%

Other

17.18%

Diversification

MEME

Total weight of top 15 holdings out of 15

79.52%

UFOX

Total weight of top 15 holdings out of 15

50.28%

Top 15 holdings

Data as of June 30, 2026

MEME

Applied Optoelectronics, Inc.

9.38%

Nebius Group NV

5.79%

Sandisk Corp.

5.38%

Bloom Energy Corp.

5.36%

D-Wave Quantum, Inc.

5.31%

IREN Ltd.

5.21%

Coherent Corp.

5.10%

AST Spacemobile, Inc.

5.04%

Applied Digital Corp.

4.94%

AXT, Inc.

4.84%

Western Digital Corp.

4.82%

Lumentum Holdings, Inc.

4.79%

IonQ, Inc.

4.69%

Rocket Lab Corp.

4.44%

CoreWeave, Inc.

4.43%

UFOX

MaxLinear, Inc.

5.27%

US84615Q1031

5.08%

Rocket Lab Corp.

4.38%

Apple, Inc.

4.06%

Broadcom Inc.

3.98%

NVIDIA Corp.

3.86%

Marvell Technology, Inc.

3.67%

Cisco Systems, Inc.

3.51%

AST Spacemobile, Inc.

3.02%

Arm Holdings Plc

2.81%

Oracle Corp.

2.23%

QUALCOMM, Inc.

2.21%

Credo Technology Group Holding Ltd.

2.10%

Datadog, Inc.

2.08%

Extreme Networks, Inc.

2.02%

Frequently asked questions about MEME and UFOX

How have the MEME and UFOX ETFs performed in 2026?

As of July 24, 2026, MEME is up 13.29% year-to-date (YTD), while UFOX has returned 25.72%. That puts UFOX better performer ahead so far this year.

Which ETF is attracting more investor money: MEME or UFOX?

Year-to-date, the MEME ETF saw -$7M in flows, compared to +$16M for UFOX.

Which ETF is bigger: MEME or UFOX?

As of July 24, 2026, MEME holds $13.15 M in assets under management (AUM), while UFOX manages $840.34 M.

What sectors do the MEME and UFOX ETFs invest in?

MEME leans toward sectors like Technology and Industrials. Meanwhile, UFOX focuses on Technology and Telecommunications.

What are the top holdings of the MEME ETF and UFOX ETF?

MEME top holdings include Applied Optoelectronics, Inc., Nebius Group NV and Sandisk Corp.. UFOX holds in its top three: MaxLinear, Inc., US84615Q1031 and Rocket Lab Corp..

Which ETF is more diversified: MEME or UFOX?

MEME holds 21 securities with 79.52% of its assets in the top 15. UFOX has 56 securities and a top 15 weight of 50.28%.

ETFs That Bet on Social Media Sentiment: A Look at BUZZ, SFYF, and MEME

April 25, 2023

MEME

MEMEvsUFOXETF Comparison

Roundhill Meme Stock ETF

Defiance Space and Connective Tech ETF

MEME vs UFOX 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 MEME and UFOX ETFs performed in 2026?

As of July 24, 2026, MEME is up 13.29% year-to-date (YTD), while UFOX has returned 25.72%. That puts UFOX better performer ahead so far this year.

Which ETF is attracting more investor money: MEME or UFOX?

Year-to-date, the MEME ETF saw -$7M in flows, compared to +$16M for UFOX.

Which ETF is bigger: MEME or UFOX?

As of July 24, 2026, MEME holds $13.15 M in assets under management (AUM), while UFOX manages $840.34 M.

What sectors do the MEME and UFOX ETFs invest in?

MEME leans toward sectors like Technology and Industrials. Meanwhile, UFOX focuses on Technology and Telecommunications.

What are the top holdings of the MEME ETF and UFOX ETF?

MEME top holdings include Applied Optoelectronics, Inc., Nebius Group NV and Sandisk Corp.. UFOX holds in its top three: MaxLinear, Inc., US84615Q1031 and Rocket Lab Corp..

Which ETF is more diversified: MEME or UFOX?

MEME holds 21 securities with 79.52% of its assets in the top 15. UFOX has 56 securities and a top 15 weight of 50.28%.

ETFs That Bet on Social Media Sentiment: A Look at BUZZ, SFYF, and MEME

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