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UFOXvsMEMEETF Comparison

ETF 1

UFOX

Defiance Space and Connective Tech ETF

This fund is part of

Disruptive Technology

+0.37%

Full UFOX fund page

VS

ETF 2

MEME

Roundhill Meme Stock ETF

This fund is part of

US Multi-Factor

+0.14%

Full MEME fund page

Defiance Space and Connective Tech ETF (UFOX) belongs to the Disruptive Technology segment. Roundhill Meme Stock ETF (MEME) is part of the US Multi-Factor segment. UFOX's top 3 sector exposures are Technology, Telecommunications and Industrials. In contrast, MEME's top sector exposures are Technology, Industrials and Finance. UFOX is less expensive with a Total Expense Ratio (TER) of 0.3%, versus 0.69% for MEME. UFOX is up 25.72% year-to-date (YTD) with +$16M in YTD flows. MEME performs worse with 10.74% YTD performance, and -$8M in YTD flows. Run a side-by-side ETF comparison of UFOX and MEME 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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UFOX vs MEME 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 07/27/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	UFOX MEME	-12.93%-27.09%	-1.56%-17.17%	+25.72%+10.74%	+47.43%n/a	+144.67%n/a	+127.74%n/a
Flows	UFOX MEME	-$13M-$6M	+$4M-$397K	+$16M-$8M	-$91M-	-$343M-	-$835M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	UFOX MEME	+42.19%+80.68%	+30.47%n/a	+26.73%n/a	+25.87%n/a
Max drawdown	UFOX MEME	-24.62%-41.83%	-24.62%n/a	-28.10%n/a	-33.92%n/a
Max drawdown duration	UFOX MEME	55d60d	55dn/a	151dn/a	897dn/a

Trading data

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	UFOX	MEME
Last sale 7/27/2026 at 1:30 PM	$80.00
Previous close 07/27/2026	$79.93
Consolidated volume 07/27/2026
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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	UFOX	MEME
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

	UFOX	MEME
Last price	$80.00	–
1D performance	+0.09%	–
AuM	$840.37 M	$11.83 M
E/R	0.3%	0.69%

Characteristics

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

More UFOX data on Trackinsight

More MEME data on Trackinsight

Exposure

Countries

UFOX

USA

82.79%

Other

17.21%

MEME

USA

82.27%

Other

17.73%

Sectors

UFOX

Technology

71.71%

Telecommunication.

11.11%

Other

17.18%

MEME

Technology

72.67%

Industrials

9.8%

Other

17.53%

Diversification

UFOX

Total weight of top 15 holdings out of 15

50.28%

MEME

Total weight of top 15 holdings out of 15

79.52%

Top 15 holdings

Data as of June 30, 2026

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%

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%

Frequently asked questions about UFOX and MEME

How have the UFOX and MEME ETFs performed in 2026?

As of July 27, 2026, UFOX is up 25.72% year-to-date (YTD), while MEME has returned 10.74%. That puts UFOX better performer ahead so far this year.

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

Year-to-date, the UFOX ETF saw +$16M in flows, compared to -$8M for MEME.

Which ETF is bigger: UFOX or MEME?

As of July 27, 2026, UFOX holds $840.37 M in assets under management (AUM), while MEME manages $11.83 M.

What sectors do the UFOX and MEME ETFs invest in?

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

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

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

Which ETF is more diversified: UFOX or MEME?

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

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April 25, 2023

MEME

UFOXvsMEMEETF Comparison

Defiance Space and Connective Tech ETF

Roundhill Meme Stock ETF

UFOX vs MEME 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 UFOX and MEME ETFs performed in 2026?

As of July 27, 2026, UFOX is up 25.72% year-to-date (YTD), while MEME has returned 10.74%. That puts UFOX better performer ahead so far this year.

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

Year-to-date, the UFOX ETF saw +$16M in flows, compared to -$8M for MEME.

Which ETF is bigger: UFOX or MEME?

As of July 27, 2026, UFOX holds $840.37 M in assets under management (AUM), while MEME manages $11.83 M.

What sectors do the UFOX and MEME ETFs invest in?

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

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

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

Which ETF is more diversified: UFOX or MEME?

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

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

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