Data as of . Every figure is the themes desk's own, on published data.
ITA vs NASA
4% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, ITA and NASA hold 4% of their money in the same securities at the same weight.
| Holding | ITA | NASA |
|---|---|---|
| ROCKET LAB CORPORATION | 3.63% | 12.12% |
| INTUITIVE MACHINES, INC. | 0.19% | 7.17% |
| REDWIRE CORPORATION | 0.10% | 0.84% |
| FIREFLY AEROSPACE INC. | 0.07% | 5.42% |
| York Space Systems Inc | 0.03% | 3.05% |
| VOYAGER TECHNOLOGIES, INC. | 0.03% | 2.92% |
| Only in ITA | Only in NASA |
|---|---|
| GENERAL ELECTRIC COMPANY 22.63% | Planet Labs PBC 7.32% |
| RTX CORPORATION 14.83% | SpaceX SPV Exposure (Preferred) 6.47% |
| THE BOEING COMPANY 8.90% | AST SpaceMobile Inc 6.19% |
| TRANSDIGM GROUP INCORPORATED 4.59% | BlackSky Technology Inc 4.33% |
| HOWMET AEROSPACE INC. 4.50% | 5N Plus Inc 4.08% |
| GENERAL DYNAMICS CORPORATION 4.34% | Viasat Inc 4.05% |
| LOCKHEED MARTIN CORPORATION 4.05% | MDA Space Ltd 3.63% |
| Northrop Grumman Corporation 3.92% | Astroscale Holdings Inc 3.31% |
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 Jun 30, 2026 and May 31, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| ITA | NASA | ITA | NASA | ITA | NASA | |
| 3 months | −1.6% | −27.9% | −6.3 pts | −32.6 pts | −3.7 pts | −30.0 pts |
| 6 months | −6.7% | n/a | −21.9 pts | n/a | −26.9 pts | n/a |
| 1 year | +14.2% | n/a | −5.7 pts | n/a | −11.4 pts | n/a |
| 3 years | +100.8% | n/a | +22.9 pts | n/a | +7.4 pts | n/a |
| Since launch | +937.0% | −6.6% | +125.7 pts | −25.3 pts | −747.0 pts | −31.3 pts |
| ITA iShares U.S. Aerospace & Defense ETF | NASA Tema Space Innovators ETF | |
|---|---|---|
| Issuer | iShares | Tema |
| Theme | Defense | Space |
| In the S&P 500 | 76.6% | 2.4% |
| Active share vs the S&P 500 | 97.9% | 100.0% |
| In the Nasdaq-100 | 3.2% | 0.0% |
| Holdings | 49 | 37 |
| Top ten, share of the fund | 75.2% | 60.8% |
| Expense ratio | not published | 0.75% |
| Fee for the differing part | not published | 0.75% |
| Total return, 1 year | +14.2% | −6.6% (since launch on Mar 31, 2026) |
| vs the S&P 500 | −5.7 pts | −25.3 pts |
| vs the Nasdaq-100 | −11.4 pts | −31.3 pts |
| Below its high | −10.9% | −43.9% |
ITA in plain words
By weight, 77% of ITA's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 75% of the fund across 49 positions, as filed for Jun 30, 2026. Over the year to Sep 4, 2026 the fund returned +14.2% with distributions reinvested against +20.0% for the S&P 500, so a holder was behind by 5.7 pts. It sits 10.9% below its all-time high of Aug 14, 2026.
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.
Questions people ask
- Do ITA and NASA hold the same stocks?
- By their latest filings, 4% 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, ITA or NASA?
- ITA has 77% of its weight in S&P 500 names and NASA has 2%, so NASA differs more from the index.
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, ITA against NASA, data as of Sep 4, 2026. https://etfiq.com/compare/themes/ITA-NASA.html Free to use with attribution; the underlying files are at Open data.