{"url":"https://etfiq.com/compare/themes/idef-vs-war","section":"compare","title":"IDEF vs WAR: Holdings Overlap & Returns | ETFIQ","description":"39.7% of IDEF and 38.1% of WAR is already in the S&P 500 by weight, as filed, and 9% of the two books are the same names at the same weight.","as_of":"Nov 5, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Do IDEF and WAR hold the same stocks?","acceptedAnswer":{"@type":"Answer","text":"By their latest filings, 9% of their books are the same securities at the same weight. 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, IDEF or WAR?","acceptedAnswer":{"@type":"Answer","text":"IDEF has 40% of its weight in S&P 500 names and WAR has 38%, so WAR differs more from the index."}},{"@type":"Question","name":"Which is cheaper, IDEF or WAR?","acceptedAnswer":{"@type":"Answer","text":"IDEF charges 0.55% a year and WAR charges 0.60%, so IDEF 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":"Compare ETFs","item":"https://etfiq.com/compare/"},{"@type":"ListItem","position":4,"name":"IDEF vs WAR","item":"https://etfiq.com/compare/themes/idef-vs-war"}]},{"@type":"WebPage","name":"IDEF vs WAR: Holdings Overlap & Returns","description":"39.7% of IDEF and 38.1% of WAR is already in the S&P 500 by weight, as filed, and 9% of the two books are the same names at the same weight.","url":"https://etfiq.com/compare/themes/idef-vs-war","dateModified":"2026-11-05","abstract":"IDEF and WAR hold 9% 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 IDEF and WAR","description":"39.7% of IDEF and 38.1% of WAR is already in the S&P 500 by weight, as filed, and 9% of the two books are the same names at the same weight.","dateModified":"2026-11-05","creator":{"@id":"https://etfiq.com/#org"},"isAccessibleForFree":true,"url":"https://etfiq.com/compare/themes/idef-vs-war","license":"https://etfiq.com/license/","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":6444,"truncated":true,"content":"ETFIQ / Thematic ETFs / Compare ETFs / IDEF vs WAR \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Nov 5, 2026 .\n\n IDEF vs WAR: Holdings Overlap & Returns\n\n IDEF and WAR hold 9% of their weight in the same names.\n Copy this for sharing \n \n IDEF costs 0.05 points a year less.\n IDEF and WAR at a glance. As of Nov 5, 2026. Source: ETFIQ. IDEF WAR \n Expense ratio 0.55% 0.60% \n Net assets, IDEF as of Nov 5, 2026 and WAR as of Jun 30, 2026 $3.4bn $41m \n Total return, 1 year \u221210.1% not published \n What it tracks Defense Defense \n Holdings in common 9% \n Holdings in common uses holdings dated J","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/","license_text":"Data ETFIQ computes is free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.","citation":"ETFIQ, IDEF against WAR, data as of Nov 5, 2026. https://etfiq.com/compare/themes/idef-vs-war","a":{"ticker":"IDEF","name":"iShares Defense Industrials and Tech Active ETF","issuer":"iShares","desk":"themes","as_of":"2026-11-05","verdict":"Over the year to Nov 5, 2026, IDEF lost 10.1%.","url":"https://etfiq.com/funds/idef","key_facts":[{"label":"Already in the S&P 500","value":"39.7%","as_of":"2026-11-04","source":"the issuer\u2019s daily holdings file"},{"label":"Active share vs the S&P 500","value":"92.4%","as_of":"2026-11-04","source":"ETFIQ"},{"label":"Top ten holdings","value":"35.7%","as_of":"2026-11-04","source":"the issuer\u2019s daily holdings file"},{"label":"Total return, 1 year","value":"\u221210.1%","as_of":"2026-11-05","source":"computed by ETFIQ from Tiingo daily prices"},{"label":"12-month yield, capital gains included, on its starting price","value":"0.3%","as_of":"2026-11-05","source":"computed by ETFIQ from Tiingo daily prices and distributions"},{"label":"Last payment, ex-date Jun 15, 2026","value":"$0.0542","as_of":"2026-06-15","source":"Tiingo end-of-day distributions"},{"label":"Net assets","value":"$3.4bn","as_of":"2026-11-05","source":"the issuer\u2019s own daily fund list, as of Nov 5, 2026"},{"label":"Expense ratio","value":"0.55%","as_of":"2026-08-28","source":"485BPOS XBRL, Aug 28, 2026"}]},"b":{"ticker":"WAR","name":"U.S. Global Technology and Aerospace & Defense ETF","issuer":"U.S. Global","desk":"themes","as_of":"2026-11-05","verdict":"Between Jun 30, 2026 and Oct 12, 2026, WAR lost 13.5%, against \u221214.5% for its own holdings.","url":"https://etfiq.com/funds/war","key_facts":[{"label":"Already in the S&P 500","value":"38.1%","as_of":"2026-06-30","source":"its SEC filing (Form N-PORT)"},{"label":"Active share vs the S&P 500","value":"92.5%","as_of":"2026-06-30","source":"ETFIQ"},{"label":"Top ten holdings","value":"61.0%","as_of":"2026-06-30","source":"its SEC filing (Form N-PORT)"},{"label":"Net assets","value":"$41m","as_of":"2026-06-30","source":"SEC filing, whole fund, as filed for Jun 30, 2026"},{"label":"Expense ratio","value":"0.60%","as_of":"2026-04-24","source":"485BPOS XBRL, Apr 24, 2026"},{"label":"Benchmark","value":"Its own holdings, as of Jun 30, 2026; its prospectus names no index it tracks","as_of":"2026-11-05","source":"ETFIQ, from its filings"}]},"overlap_pct":9,"full_text_at":"https://etfiq.com/compare/themes/idef-vs-war"}