The largest nuclear and uranium ETFs

See 10 funds ranked by net assets. Updated Oct 27, 2026. Every fund here is sold on nuclear and uranium. The column beside the size shows how much of each the S&P 500 already holds.

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Net assets, one bar per fund

firstlast

$5.4bn

first, URA

$2.1m

last, TNUK

funds in the list

All 10, highest first

10 of 10 · click a column to sort

The largest nuclear and uranium ETFs
#	Ticker	Fund	Net assets ↓	Weight in S&P 500 companies	Total return, 1Y	Fee	Source
1	URA	Global X Uranium ETF	$5.4bn	0.0%	−25.9%	0.69%	Issuer page, Oct 12, 2026
2	NLR	VanEck Uranium and Nuclear ETF	$3.0bn	15.1%	−33.4%	0.52%	ETFIQ, shares × NAV, Oct 23, 2026
3	URNM	Sprott Uranium Miners ETF	$1.7bn	0.0%	−19.3%	0.75%	Issuer page, Oct 27, 2026
4	NUKZ	Range Nuclear Renaissance Index ETF	$890m	23.0%	−17.3%	0.85%	SEC filing, May 31, 2026
5	URNJ	Sprott Junior Uranium Miners ETF	$304m	0.0%	−29.5%	0.80%	Issuer page, Oct 27, 2026
6	RCTR	First Trust Bloomberg Nuclear Power ETF	$29m	31.0%	−11.6%	0.70%	Issuer page, Oct 26, 2026
7	URAN	Themes Uranium & Nuclear ETF	$22m	24.1%	−30.8%	0.35%	Issuer page, Oct 26, 2026
8	SMRF	ALPS Nautilus SMR, Nuclear & Technology	$11m	27.8%	too new	0.65%	SEC filing, May 31, 2026
9	UX	Roundhill Uranium ETF	$4.5m	0.0%	−0.3%	0.77%	Issuer daily, Oct 27, 2026
10	TNUK	Tortoise Nuclear Renaissance ETF	$2.1m	17.4%	too new	0.75%	SEC filing, May 31, 2026

As of Oct 27, 2026. Source: ETFIQ.CSV Method

Method

The 10 ETFs in the nuclear and uranium theme, of which 10 publish net assets, ranked on the most recent number for each.

The rest of the method

Across the funds listed here the weight held in S&P 500 companies runs from 0.0% to 31.0%. Size shows where the money is, not what a fund did. The list sorts one published number, with no scoring or weighting. Every fund ETFIQ covers in this category is eligible, closed funds included.

How these numbers are computed →Standards and sources →

Where to next

Every nuclear and uranium ETF and what it holds→The thematic ETFs least like the S&P 50015 →

Sources and dates

Fund holdings from SEC Form N-PORT and from the issuers’ own daily filessec.gov ↗

SEC EDGAR, full-text search of fund filingsefts.sec.gov ↗

SEC Form N-PORT, what a fund filed it holdssec.gov ↗

Rule 19a-1, what a distribution notice must sayecfr.gov ↗

Links are sources, not endorsements. A ranking is not a recommendation or an opinion.

Cite this pageCitation, APA and Markdown

ETFIQ, The largest nuclear and uranium ETFs, ranked by net assets, data as of Oct 27, 2026. https://etfiq.com/rankings/themes-largest-nuclear

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms. The underlying files are at Open data.