{"url":"https://etfiq.com/compare/any/istb-vs-spib","section":"compare","title":"ISTB vs SPIB: ETF Returns, Fees and Overlap | ETFIQ","description":"ISTB vs SPIB to Nov 12, 2026: one-year total return +1.0% against 0.0%, expense ratio 0.06% against 0.04%. 17% of their weight is in the same names.","as_of":"Nov 12, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Which returned more over the last year, ISTB or SPIB?","acceptedAnswer":{"@type":"Answer","text":"In the year to Nov 12, 2026, with distributions reinvested, ISTB returned +1.0% and SPIB 0.0%."}},{"@type":"Question","name":"Which is cheaper, ISTB or SPIB?","acceptedAnswer":{"@type":"Answer","text":"SPIB is cheaper, by 0.02 percentage points a year. That is about $2 on $10,000 held for a year. 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":"Compare ETFs","item":"https://etfiq.com/compare/"},{"@type":"ListItem","position":3,"name":"ISTB vs SPIB","item":"https://etfiq.com/compare/any/istb-vs-spib"}]},{"@type":"WebPage","name":"ISTB vs SPIB: ETF Returns, Fees and Overlap","description":"ISTB vs SPIB to Nov 12, 2026: one-year total return +1.0% against 0.0%, expense ratio 0.06% against 0.04%. 17% of their weight is in the same names.","url":"https://etfiq.com/compare/any/istb-vs-spib","dateModified":"2026-11-12","speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".lede",".faq"]},"isPartOf":{"@type":"WebSite","name":"ETFIQ","url":"https://etfiq.com"}},{"@type":"Dataset","name":"ETFIQ comparison of ISTB and SPIB","description":"ISTB vs SPIB to Nov 12, 2026: one-year total return +1.0% against 0.0%, expense ratio 0.06% against 0.04%. 17% of their weight is in the same names.","dateModified":"2026-11-12","creator":{"@id":"https://etfiq.com/#org"},"license":"https://etfiq.com/license/","isAccessibleForFree":true,"url":"https://etfiq.com/compare/any/istb-vs-spib","publisher":{"@id":"https://etfiq.com/#org"},"inLanguage":"en","creativeWorkStatus":"Published","distribution":[{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/alternatives.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/core.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/crypto.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/funds.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/income.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/leverage.json"},{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://etfiq.com/data/thematic.json"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"Compare ETFs","item":"https://etfiq.com/compare/"},{"@type":"ListItem","position":3,"name":"ISTB vs SPIB","item":"https://etfiq.com/compare/any/istb-vs-spib"}]},{"@type":"WebPage","name":"ISTB vs SPIB: ETF Returns, Fees and Overlap","description":"ISTB vs SPIB to Nov 12, 2026: one-year total return +1.0% against 0.0%, expense ratio 0.06% against 0.04%. 17% of their weight is in the same names.","url":"https://etfiq.com/compare/any/istb-vs-spib","dateModified":"2026-11-12","isPartOf":{"@type":"WebSite","name":"ETFIQ","url":"https://etfiq.com"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".lede",".faq"]},"publisher":{"@id":"https://etfiq.com/#org"}}],"characters":5539,"truncated":true,"content":"ETFIQ / Compare ETFs / ISTB vs SPIB \n \n Data as of Nov 12, 2026.\n ETFIQ etfiq.com \u00b7 independent ETF data \n ISTB vs SPIB: Differences, Returns & Fees\n ISTB's duration was 2.5 years on Jul 31, 2026 and SPIB's 4.2 on Jun 30, 2026; SPIB charges 0.04% to ISTB's 0.06%.\n Copy this for sharing \n SPIB costs 0.02 points a year less; their one-year returns differ by 1.0 point; SPIB is 2.1 times larger.\n ISTB and SPIB at a glance. As of Nov 12, 2026. Source: ETFIQ. ISTB SPIB \n Expense ratio 0.06% 0.04% \n Net assets, as of Nov 11, 2026 $5.3bn $11.3bn \n Total return, 1 year +1.0% 0.0% \n What it tracks Bloom","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, ISTB against SPIB, data as of Nov 12, 2026. https://etfiq.com/compare/any/istb-vs-spib","a":{"ticker":"ISTB","name":"iShares Core 1-5 Year USD Bond ETF","issuer":"iShares","desk":"core","as_of":"2026-11-12","verdict":"ISTB tracks an index and returned +1.0% over the past year.","url":"https://etfiq.com/funds/istb","key_facts":[{"label":"Total return, 1 year","value":"+1.0%","as_of":"2026-11-12","source":"computed by ETFIQ from Tiingo daily prices"},{"label":"Expense ratio","value":"0.06%","as_of":"2026-02-23","source":"485BPOS XBRL, Feb 23, 2026"},{"label":"Holdings","value":"7602","as_of":"2026-11-11","source":"the issuer\u2019s daily holdings file"},{"label":"Below its high","value":"\u22120.8%","as_of":"2026-11-12","source":"ETFIQ"},{"label":"12-month yield, capital gains included, on its starting price","value":"4.2%","as_of":"2026-11-12","source":"computed by ETFIQ from Tiingo daily prices and distributions"},{"label":"Last payment (paid monthly), ex-date Nov 2, 2026","value":"$0.1777","as_of":"2026-11-02","source":"Tiingo end-of-day distributions"},{"label":"Net assets","value":"$5.3bn","as_of":"2026-11-12","source":"ETFIQ, shares outstanding times NAV, as of Nov 12, 2026"}]},"b":{"ticker":"SPIB","name":"State Street SPDR Portfolio Intermediate Term Corporate Bond ETF","issuer":"State Street","desk":"core","as_of":"2026-11-12","verdict":"SPIB tracks an index and returned 0.0% over the past year.","url":"https://etfiq.com/funds/spib","key_facts":[{"label":"Total return, 1 year","value":"0.0%","as_of":"2026-11-12","source":"computed by ETFIQ from Tiingo daily prices"},{"label":"Expense ratio","value":"0.04%","as_of":"2026-11-03","source":"497 XBRL, Nov 3, 2026"},{"label":"Holdings","value":"5431","as_of":"2026-11-11","source":"the issuer\u2019s daily holdings file"},{"label":"Below its high","value":"\u22121.8%","as_of":"2026-11-12","source":"ETFIQ"},{"label":"12-month yield, capital gains included, on its starting price","value":"4.5%","as_of":"2026-11-12","source":"computed by ETFIQ from Tiingo daily prices and distributions"},{"label":"Last payment (paid monthly), ex-date Nov 2, 2026","value":"$0.132","as_of":"2026-11-02","source":"Tiingo end-of-day distributions"},{"label":"Net assets","value":"$11.3bn","as_of":"2026-11-11","source":"the issuer\u2019s own daily fund list, as of Nov 11, 2026"}]},"overlap_pct":17,"full_text_at":"https://etfiq.com/compare/any/istb-vs-spib"}