How many ETFs does Rex offer?

MetaCap tracks 38 US-listed ETFs from Rex with about $4.3B in combined assets.

What is the largest Rex ETF?

T-Rex 2X Long MSTR Daily Target ETF (MSTU) is the largest, with about $798.3M in assets under management.

Which Rex ETF has the lowest expense ratio?

Among the funds shown, T-Rex 2X Inverse Bitcoin Daily Target ETF (BTCZ) has the lowest expense ratio at 0.95% per year, or $95 a year on a $10,000 investment.

What does AUM mean for an ETF?

Assets under management (AUM) is the total market value of everything the fund holds. Larger ETFs tend to have tighter bid-ask spreads and more trading volume, but size alone does not make a fund a better investment.

Rex ETFs and Funds

38 Rex ETFs ranked by assets under management. Updated October 9, 2026.

Total assets

$4.3B

MetaCap lists 38 US-listed ETFs in the Rex fund family, holding a combined $4.3B in assets. The largest by assets are MSTU ($798.3M), BMNU ($494.1M) and NVDX ($483.8M). Expense ratios range from 0.95% to 1.50% (median 1.05%); BTCZ is the lowest-cost fund shown at 0.95% a year. On the latest trading day, 6 of 11 funds were higher, with an average move of +0.52%.

Summary generated from market data by MetaCap's automated system. Methodology

Largest Rex ETFs by assets

Rex ETFs by assets under management
#	Symbol	Fund Name	Price	% Change	AUM	Expense Ratio
1	MSTU	T-Rex 2X Long MSTR Daily Target ETF	38.33	-2.84%	$798.28M	1.05%
2	BMNU	T-REX 2X Long BMNR Daily Target ETF	17.10	-4.95%	$494.15M	1.50%
3	NVDX	T-Rex 2X Long NVIDIA Daily Target ETF	20.99	-5.66%	$483.81M	1.05%
4	SNDU	T-REX 2X Long SNDK Daily Target ETF	21.86	-9.74%	$321.59M	1.50%
5	TSLT	T-REX 2X Long Tesla Daily Target ETF	14.02	-1.27%	$143.11M	1.05%
6	MSTZ	T-Rex 2X Inverse MSTR Daily Target ETF	2.73	+2.63%	$100.98M	1.05%
7	TSLZ	T-Rex 2X Inverse Tesla Daily Target ETF	10.87	+1.30%	$29.74M	1.05%
8	CORD	T-REX 2X Inverse CRWV Daily Target ETF	3.24	+15.95%	$19.95M	1.50%
9	NVDQ	T-Rex 2X Inverse NVIDIA Daily Target ETF	7.96	+5.85%	$16.55M	1.05%
10	BTCZ	T-Rex 2X Inverse Bitcoin Daily Target ETF	3.07	+4.24%	$15.84M	0.95%
11	CRCD	T-REX 2X Inverse CRCL Daily Target ETF	2.32	+0.25%	$8.84M	1.50%

Frequently asked questions

How many ETFs does Rex offer?: MetaCap tracks 38 US-listed ETFs from Rex with about $4.3B in combined assets.
What is the largest Rex ETF?: T-Rex 2X Long MSTR Daily Target ETF (MSTU) is the largest, with about $798.3M in assets under management.
Which Rex ETF has the lowest expense ratio?: Among the funds shown, T-Rex 2X Inverse Bitcoin Daily Target ETF (BTCZ) has the lowest expense ratio at 0.95% per year, or $95 a year on a $10,000 investment.
What does AUM mean for an ETF?: Assets under management (AUM) is the total market value of everything the fund holds. Larger ETFs tend to have tighter bid-ask spreads and more trading volume, but size alone does not make a fund a better investment.

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Prices as of Oct 9, 6:52 AM EDT. Market data is delayed at least 15 minutes and provided for informational purposes only. Not investment advice. Full disclaimer