{"url":"https://etfiq.com/compare/themes/nasa-vs-orbx","section":"compare","title":"NASA vs ORBX: which is really different? | ETFIQ","description":"2.6% of NASA and 0.0% of ORBX is already in the S&P 500 by weight, as filed, and 51% of the two books are the same names at the same weight.","as_of":"Sep 30, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Do NASA and ORBX hold the same stocks?","acceptedAnswer":{"@type":"Answer","text":"By their latest filings, 51% of their books are the same securities at the same weight, which is close to holding one of them twice. Overlap is the sum of the smaller weight of every security they share."}},{"@type":"Question","name":"Which is more different from the S&P 500, NASA or ORBX?","acceptedAnswer":{"@type":"Answer","text":"NASA has 3% of its weight in S&P 500 names and ORBX has 0%, so ORBX differs more from the index."}},{"@type":"Question","name":"Which is cheaper, NASA or ORBX?","acceptedAnswer":{"@type":"Answer","text":"NASA charges 0.75% a year and ORBX charges 0.50%, so ORBX is cheaper. Fees come from each fund's prospectus."}}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"Thematic ETFs","item":"https://etfiq.com/themes/"},{"@type":"ListItem","position":3,"name":"NASA vs ORBX","item":"https://etfiq.com/compare/themes/nasa-vs-orbx"}]},{"@type":"WebPage","name":"NASA vs ORBX: which is really different?","description":"2.6% of NASA and 0.0% of ORBX is already in the S&P 500 by weight, as filed, and 51% of the two books are the same names at the same weight. Returns and overlap to Sep 30, 2026.","url":"https://etfiq.com/compare/themes/nasa-vs-orbx","dateModified":"2026-09-30","abstract":"NASA and ORBX hold 51% of their weight in the same names.","publisher":{"@id":"https://etfiq.com/#org"},"isPartOf":{"@id":"https://etfiq.com/#website"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".faq"]}},{"@type":"Dataset","name":"ETFIQ comparison of NASA and ORBX","description":"2.6% of NASA and 0.0% of ORBX is already in the S&P 500 by weight, as filed, and 51% of the two books are the same names at the same weight. Returns and overlap to Sep 30, 2026.","dateModified":"2026-09-30","creator":{"@id":"https://etfiq.com/#org"},"isAccessibleForFree":true,"url":"https://etfiq.com/compare/themes/nasa-vs-orbx","license":"https://etfiq.com/standards/","publisher":{"@id":"https://etfiq.com/#org"},"inLanguage":"en","creativeWorkStatus":"Published","distribution":[{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/thematic.json"}],"variableMeasured":["Weight overlap with the S&P 500","Active share","Holdings","Top ten share of the fund","Total return","Fee for the differing part","Expense ratio"],"keywords":["exchange-traded funds","ETF","Thematic ETFs","fund data","SEC filings"]}],"characters":6923,"truncated":true,"content":"ETFIQ / Thematic ETFs / Head to head / NASA vs ORBX \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Sep 30, 2026 .\n\n NASA vs ORBX: which is really different?\n\n NASA and ORBX hold 51% of their weight in the same names.\n Copy this for sharing \n \n Tema Space Innovators ETF and Global X Space Tech ETF.\n\n Download as PDF \n\n 2.6% NASA in the S&P 500 \n 0.0% ORBX in the S&P 500 \n \u22124.8% NASA total return, since launch \n \u221219.6% ORBX total return, since launch \n\n ETFIQ Off-Index Score: ORBX scores higher\n How much of it is not the index it is sold as an alternative to?\n [NASA scores 82.3 and ORBX ","source":"ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.","publisher":{"@id":"https://etfiq.com/#org","name":"ETFIQ","url":"https://etfiq.com"},"license":"https://etfiq.com/license/","citation":"ETFIQ, as of Sep 30, 2026. https://etfiq.com/compare/themes/nasa-vs-orbx","a":{"ticker":"NASA","name":"Tema Space Innovators ETF","issuer":"Tema","desk":"themes","as_of":"2026-09-30","verdict":"NASA holds 35 stocks, and 97% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/nasa","key_facts":[{"label":"Already in the S&P 500","value":"2.6%","as_of":"2026-09-30","source":null},{"label":"Active share vs the S&P 500","value":"99.9%","as_of":"2026-09-30","source":null},{"label":"Top ten holdings","value":"66.1%","as_of":"2026-09-30","source":null},{"label":"Total return, since launch","value":"\u22124.8%","as_of":"2026-09-30","source":null},{"label":"Net assets","value":"$1.1bn","as_of":"2026-09-30","source":"issuer page, as of Sep 30, 2026"},{"label":"Expense ratio","value":"0.75%","as_of":"2026-09-30","source":"485BPOS XBRL, Mar 30, 2026"}]},"b":{"ticker":"ORBX","name":"Global X Space Tech ETF","issuer":"Global X","desk":"themes","as_of":"2026-09-30","verdict":"ORBX holds 38 stocks, and 100% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/orbx","key_facts":[{"label":"Already in the S&P 500","value":"0.0%","as_of":"2026-09-30","source":null},{"label":"Active share vs the S&P 500","value":"100.0%","as_of":"2026-09-30","source":null},{"label":"Top ten holdings","value":"73.5%","as_of":"2026-09-30","source":null},{"label":"Total return, since launch","value":"\u221219.6%","as_of":"2026-09-30","source":null},{"label":"Net assets","value":"$41m","as_of":"2026-09-30","source":"the issuer\u2019s own daily fund list, as of Sep 30, 2026"},{"label":"Expense ratio","value":"0.50%","as_of":"2026-09-30","source":"485BPOS XBRL, Apr 2, 2026"}]},"overlap_pct":51,"full_text_at":"https://etfiq.com/compare/themes/nasa-vs-orbx"}