Data as of . Every figure is the themes desk's own, on published data.
NASA vs SKYY
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 SKYY hold 0% of their money in the same securities at the same weight.
| Only in NASA | Only in SKYY |
|---|---|
| Rocket Lab Corp 12.12% | Nutanix, Inc. (Class A) 4.27% |
| Planet Labs PBC 7.32% | Everpure, Inc. (Class A) 4.09% |
| Intuitive Machines Inc 7.17% | Arista Networks, Inc. 3.97% |
| SpaceX SPV Exposure (Preferred) 6.47% | Microsoft Corporation 3.62% |
| AST SpaceMobile Inc 6.19% | Amazon.com, Inc. 3.12% |
| Firefly Aerospace Inc 5.42% | MongoDB, Inc. 2.99% |
| BlackSky Technology Inc 4.33% | Alphabet Inc. (Class A) 2.91% |
| 5N Plus Inc 4.08% | Atlassian Corporation (Class A) 2.88% |
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 May 31, 2026 and Sep 4, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| NASA | SKYY | NASA | SKYY | NASA | SKYY | |
| 3 months | −27.9% | +14.8% | −32.6 pts | +10.1 pts | −30.0 pts | +12.7 pts |
| 6 months | n/a | +42.8% | n/a | +27.6 pts | n/a | +22.6 pts |
| 1 year | n/a | +26.4% | n/a | +6.5 pts | n/a | +0.9 pts |
| 3 years | n/a | +98.2% | n/a | +20.2 pts | n/a | +4.7 pts |
| Since launch | −6.6% | +723.9% | −25.3 pts | +74.8 pts | −31.3 pts | −579.0 pts |
| NASA Tema Space Innovators ETF | SKYY First Trust Cloud Computing ETF | |
|---|---|---|
| Issuer | Tema | First Trust |
| Theme | Space | Cloud and software |
| In the S&P 500 | 2.4% | 38.4% |
| Active share vs the S&P 500 | 100.0% | 86.5% |
| In the Nasdaq-100 | 0.0% | 19.9% |
| Holdings | 37 | 64 |
| Top ten, share of the fund | 60.8% | 32.7% |
| Expense ratio | 0.75% | 0.60% |
| Fee for the differing part | 0.75% | 0.69% |
| Total return, 1 year | −6.6% (since launch on Mar 31, 2026) | +26.4% |
| vs the S&P 500 | −25.3 pts | +6.5 pts |
| vs the Nasdaq-100 | −31.3 pts | +0.9 pts |
| Below its high | −43.9% | −4.3% |
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.
SKYY in plain words
By weight, 38% of SKYY's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 86%. The top ten holdings are 33% of the fund across 64 positions, as filed for Sep 3, 2026. Over the year to Sep 4, 2026 the fund returned +26.4% with distributions reinvested against +20.0% for the S&P 500, so a holder was ahead by 6.5 pts.
Questions people ask
- Do NASA and SKYY 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 SKYY?
- NASA has 2% of its weight in S&P 500 names and SKYY has 38%, so NASA differs more from the index.
- Which is cheaper, NASA or SKYY?
- NASA charges 0.75% a year and SKYY charges 0.60%, so SKYY 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 SKYY, data as of Sep 4, 2026. https://etfiq.com/compare/themes/NASA-SKYY.html Free to use with attribution; the underlying files are at Open data.