Data as of . Every figure is the themes desk's own, on published data.
NASA vs XT
0% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, NASA and XT hold 0% of their money in the same securities at the same weight.
| Only in NASA | Only in XT |
|---|---|
| Rocket Lab Corp 12.12% | TEXAS INSTRUMENTS INCORPORATED 5.05% |
| Planet Labs PBC 7.32% | NVIDIA CORPORATION 4.02% |
| Intuitive Machines Inc 7.17% | ANALOG DEVICES, INC. 4.00% |
| SpaceX SPV Exposure (Preferred) 6.47% | MICROSOFT CORPORATION 3.62% |
| AST SpaceMobile Inc 6.19% | TESLA, INC. 3.52% |
| Firefly Aerospace Inc 5.42% | ELI LILLY AND COMPANY 3.41% |
| BlackSky Technology Inc 4.33% | AMAZON.COM, INC. 3.18% |
| 5N Plus Inc 4.08% | ALPHABET INC. 2.84% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings as filed for Apr 30, 2026 and May 31, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| NASA | XT | NASA | XT | NASA | XT | |
| 3 months | −27.9% | +3.1% | −32.6 pts | −1.6 pts | −30.0 pts | +1.0 pts |
| 6 months | n/a | +18.7% | n/a | +3.5 pts | n/a | −1.5 pts |
| 1 year | n/a | +31.3% | n/a | +11.3 pts | n/a | +5.7 pts |
| 3 years | n/a | +62.6% | n/a | −15.3 pts | n/a | −30.9 pts |
| Since launch | −6.6% | +285.1% | −25.3 pts | −59.8 pts | −31.3 pts | −339.5 pts |
| 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
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
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.