{"url":"https://etfiq.com/compare/themes/lght-vs-wdna","section":"compare","title":"LGHT vs WDNA: which is really different? | ETFIQ","description":"69.6% of LGHT and 25.9% of WDNA is already in the S&P 500 by weight, as filed, and 5% 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 LGHT and WDNA hold the same stocks?","acceptedAnswer":{"@type":"Answer","text":"By their latest filings, 5% 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."}},{"@type":"Question","name":"Which is more different from the S&P 500, LGHT or WDNA?","acceptedAnswer":{"@type":"Answer","text":"LGHT has 70% of its weight in S&P 500 names and WDNA has 26%, so LGHT differs more from the index."}},{"@type":"Question","name":"Which is cheaper, LGHT or WDNA?","acceptedAnswer":{"@type":"Answer","text":"LGHT charges 0.85% a year and WDNA charges 0.45%, so WDNA 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":"LGHT vs WDNA","item":"https://etfiq.com/compare/themes/lght-vs-wdna"}]},{"@type":"WebPage","name":"LGHT vs WDNA: which is really different?","description":"69.6% of LGHT and 25.9% of WDNA is already in the S&P 500 by weight, as filed, and 5% 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/lght-vs-wdna","dateModified":"2026-09-30","abstract":"LGHT and WDNA hold 5% of their weight in the same names, and WDNA returned +58.6% over the year.","publisher":{"@id":"https://etfiq.com/#org"},"isPartOf":{"@id":"https://etfiq.com/#website"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".faq"]}},{"@type":"Dataset","name":"ETFIQ comparison of LGHT and WDNA","description":"69.6% of LGHT and 25.9% of WDNA is already in the S&P 500 by weight, as filed, and 5% 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/lght-vs-wdna","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":6669,"truncated":true,"content":"ETFIQ / Thematic ETFs / Head to head / LGHT vs WDNA \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Sep 30, 2026 .\n\n LGHT vs WDNA: which is really different?\n\n LGHT and WDNA hold 5% of their weight in the same names, and WDNA returned +58.6% over the year.\n Copy this for sharing \n \n Langar Global HealthTech ETF and WisdomTree BioRevolution Fund.\n\n Download as PDF \n\n 69.6% LGHT in the S&P 500 \n 25.9% WDNA in the S&P 500 \n +4.0% LGHT total return, 1 year \n +58.6% WDNA total return, 1 year \n\n ETFIQ Off-Index Score: LGHT scores higher\n How much of it is not the index it is sold as an altern","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/lght-vs-wdna","a":{"ticker":"LGHT","name":"Langar Global HealthTech ETF","issuer":"Langar","desk":"themes","as_of":"2026-09-30","verdict":"LGHT holds 28 stocks, and 30% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/lght","key_facts":[{"label":"Already in the S&P 500","value":"69.6%","as_of":"2026-09-30","source":null},{"label":"Active share vs the S&P 500","value":"99.5%","as_of":"2026-09-30","source":null},{"label":"Top ten holdings","value":"71.9%","as_of":"2026-09-30","source":null},{"label":"Total return, 1 year","value":"+4.0%","as_of":"2026-09-30","source":null},{"label":"Net assets","value":"$2m","as_of":"2026-09-30","source":"SEC filing, whole fund, as filed for Jun 30, 2026"},{"label":"Expense ratio","value":"0.85%","as_of":"2026-09-30","source":"485BPOS XBRL, Apr 30, 2026"}]},"b":{"ticker":"WDNA","name":"WisdomTree BioRevolution Fund","issuer":"WisdomTree","desk":"themes","as_of":"2026-09-30","verdict":"WDNA holds 80 stocks, and 74% of its weight is outside the S&P 500.","url":"https://etfiq.com/funds/wdna","key_facts":[{"label":"Already in the S&P 500","value":"25.9%","as_of":"2026-09-30","source":null},{"label":"Active share vs the S&P 500","value":"95.3%","as_of":"2026-09-30","source":null},{"label":"Top ten holdings","value":"30.7%","as_of":"2026-09-30","source":null},{"label":"Total return, 1 year","value":"+58.6%","as_of":"2026-09-30","source":null},{"label":"Net assets","value":"$4m","as_of":"2026-09-30","source":"issuer page, as of Sep 11, 2026"},{"label":"Expense ratio","value":"0.45%","as_of":"2026-09-30","source":"485BPOS XBRL, Oct 28, 2025"}]},"overlap_pct":5,"full_text_at":"https://etfiq.com/compare/themes/lght-vs-wdna"}