Do NASA and XT hold the same stocks?

By their latest filings, 0% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.

Which is more different from the S&P 500, NASA or XT?

NASA has 2% of its weight in S&P 500 names and XT has 66%, so NASA differs more from the index.

Which is cheaper, NASA or XT?

NASA charges 0.75% a year and XT charges 0.46%, so XT is cheaper. Fees come from each fund's prospectus.

Data as of Sep 4, 2026. Every figure is the themes desk's own, on published data.

NASA vs XT

Name: ETFIQ comparison of NASA and XT
Creator: ETFIQ

Tema Space Innovators ETF and iShares Future Exponential Technologies ETF, side by side on the themes desk.

0% of the two portfolios are the same securities at the same weight.

Open the live comparison on ETFIQ

NASA and XT on the themes desk fields, as of Sep 4, 2026. Source: ETFIQ.
	NASA Tema Space Innovators ETF	XT iShares Future Exponential Technologies ETF
Issuer	Tema	iShares
Theme	Space	Broad innovation and megatrends
In the S&P 500	2.4%	65.9%
Active share vs the S&P 500	100.0%	66.8%
In the Nasdaq-100	0.0%	42.9%
Holdings	37	218
Top ten, share of the fund	60.8%	34.7%
Expense ratio	0.75%	0.46%
Fee for the differing part	0.75%	0.69%
Total return, 1 year	−6.6% (since launch on Mar 31, 2026)	+31.3%
vs the S&P 500	−25.3 pts	+11.3 pts
vs the Nasdaq-100	−31.3 pts	+5.7 pts
Below its high	−43.9%	−1.8%

NASA in plain words

By weight, 2% of NASA's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 61% of the fund across 37 positions, as filed for May 31, 2026. Over the year to Sep 4, 2026 the fund returned −6.6% with distributions reinvested against +18.7% for the S&P 500, so a holder was behind by 25.3 pts. It sits 43.9% below its all-time high of May 27, 2026.

XT in plain words

By weight, 66% of XT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 67%. The top ten holdings are 35% of the fund across 218 positions, as filed for Apr 30, 2026. Over the year to Sep 4, 2026 the fund returned +31.3% with distributions reinvested against +20.0% for the S&P 500, so a holder was ahead by 11.3 pts.

Questions people ask

Do NASA and XT hold the same stocks?: By their latest filings, 0% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, NASA or XT?: NASA has 2% of its weight in S&P 500 names and XT has 66%, so NASA differs more from the index.
Which is cheaper, NASA or XT?: NASA charges 0.75% a year and XT charges 0.46%, so XT is cheaper. Fees come from each fund's prospectus.

Other comparisons

Cite this page. ETFIQ, NASA against XT, data as of Sep 4, 2026. https://etfiq.com/compare/themes/NASA-XT.html Free to use with attribution; the underlying files are at Open data.

ETFIQ is an independent publisher of exchange-traded fund data. It is not a fund issuer, broker-dealer or investment adviser, and it makes no recommendations; every figure here is stated arithmetic on published data. Standards and sources