Which is cheaper, NASA or VTI?

NASA charges 0.75% a year and VTI charges 0.03%, so VTI is cheaper. Fees come from each fund's prospectus.

How much do NASA and VTI overlap with the S&P 500?

By their latest filed holdings, 2% of NASA and 88% of VTI by weight is stocks the S&P 500 already holds.

Are NASA and VTI the same kind of fund?

No. NASA is a thematic ETF and VTI is an index ETF, so they are built for different jobs. The table compares what both publish: return, cost and what each actually holds.

Data as of Sep 4, 2026. Both funds on the fields they both publish, from the same sources.

NASA vs VTI

Name: ETFIQ comparison of NASA and VTI
Creator: ETFIQ
License: https://etfiq.com/standards/

Tema Space Innovators ETF and Vanguard Total Stock Market Index Fund.

NASA and VTI on the fields both publish, as of Sep 4, 2026. Source: ETFIQ.
	NASA Tema Space Innovators ETF	VTI Vanguard Total Stock Market Index Fund
Where it sits	Themes desk	Core fund
Issuer	Tema	Vanguard
What it is	Space	US total market
Total return, 1 year	−6.6%	+20.0%
S&P 500 over the same days	+18.7%	+20.0%
Gap to the S&P 500	−25.3 pts	+0.0 pts
Expense ratio	0.75%	0.03%
Already in the S&P 500	2.4%	88.3%
Holdings	37	3531

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.

VTI in plain words

VTI is a index equity fund tracking US total market. Over the year to Sep 4, 2026 it returned +20.0% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 88% of the fund by weight is stocks the S&P 500 also holds, across 3531 positions, with the top ten at 32.1%.

Questions people ask

Which is cheaper, NASA or VTI?: NASA charges 0.75% a year and VTI charges 0.03%, so VTI is cheaper. Fees come from each fund's prospectus.
How much do NASA and VTI overlap with the S&P 500?: By their latest filed holdings, 2% of NASA and 88% of VTI by weight is stocks the S&P 500 already holds.
Are NASA and VTI the same kind of fund?: No. NASA is a thematic ETF and VTI is an index ETF, so they are built for different jobs. The table compares what both publish: return, cost and what each actually holds.

Other comparisons

Where to next

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

A comparison is not a recommendation. ETFIQ publishes the same fields for every fund and suggests no allocation. Standards and sources