{"url":"https://etfiq.com/compare/buffer/cmay-vs-cpsp","section":"compare","title":"CMAY vs CPSP: which one stands where? | ETFIQ","description":"As of Oct 1, 2026 neither CMAY nor CPSP publishes a remaining cap. Each can fall 5.8% and 3.5% before its buffer engages, on SPY.","as_of":"Oct 1, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Which resets first, CMAY or CPSP?","acceptedAnswer":{"@type":"Answer","text":"CMAY ends its outcome period on Apr 30, 2027 and CPSP on Apr 1, 2027. A new cap is set the day after each."}},{"@type":"Question","name":"Which is cheaper, CMAY or CPSP?","acceptedAnswer":{"@type":"Answer","text":"CMAY charges 0.30% a year and CPSP charges 0.69%, so CMAY 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":"Buffer ETFs","item":"https://etfiq.com/buffer/"},{"@type":"ListItem","position":3,"name":"CMAY vs CPSP","item":"https://etfiq.com/compare/buffer/cmay-vs-cpsp"}]},{"@type":"WebPage","name":"CMAY vs CPSP: which one stands where?","description":"As of Oct 1, 2026 neither CMAY nor CPSP publishes a remaining cap. Each can fall 5.8% and 3.5% before its buffer engages, on SPY.","url":"https://etfiq.com/compare/buffer/cmay-vs-cpsp","dateModified":"2026-10-01","abstract":"As of Oct 1, 2026 CMAY can fall 5.8% before its buffer engages and CPSP 3.5%, and CPSP resets 30 days sooner.","publisher":{"@id":"https://etfiq.com/#org"},"isPartOf":{"@id":"https://etfiq.com/#website"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".faq"]}},{"@type":"Dataset","name":"ETFIQ comparison of CMAY and CPSP","description":"As of Oct 1, 2026 neither CMAY nor CPSP publishes a remaining cap. Each can fall 5.8% and 3.5% before its buffer engages, on SPY.","dateModified":"2026-10-01","creator":{"@id":"https://etfiq.com/#org"},"isAccessibleForFree":true,"url":"https://etfiq.com/compare/buffer/cmay-vs-cpsp","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/funds.json"}],"variableMeasured":["Remaining cap","Fall before the buffer engages","Protection left in index points","Starting buffer","Outcome period","Reference index return","Fund return","Days remaining","Expense ratio"],"keywords":["exchange-traded funds","ETF","Buffer ETFs","fund data","SEC filings"]}],"characters":5547,"truncated":true,"content":"ETFIQ / Buffer ETFs / Head to head / CMAY vs CPSP \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Oct 1, 2026 .\n\n CMAY vs CPSP: which one stands where?\n\n As of Oct 1, 2026 CMAY can fall 5.8% before its buffer engages and CPSP 3.5%, and CPSP resets 30 days sooner.\n Copy this for sharing \n \n Corgi U.S. Equities 15% Structured Buffer ETF - May Series and Calamos S&P 500 \u00ae Structured Alt Protection ETF - April.\n\n Download as PDF \n\n CMAY Between buffer and cap [CMAY: reference +6.1% since period start, fund +4.3%; buffer 0 to \u221215; cap +11.0%; Between buffer and cap.. Between buffer and cap] ","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 Oct 1, 2026. https://etfiq.com/compare/buffer/cmay-vs-cpsp","a":{"ticker":"CMAY","name":"Corgi U.S. Equities 15% Structured Buffer ETF - May Series","issuer":"Corgi","desk":"buffer","as_of":"2026-09-30","verdict":"As of Sep 30, 2026, CMAY is between its buffer and cap, with SPY up 6.1% from 718.66, where both were set.","url":"https://etfiq.com/funds/cmay","key_facts":[{"label":"Fall before the buffer","value":"5.8%","as_of":"2026-09-30","source":null},{"label":"Protection left, index points","value":"15.0%","as_of":"2026-09-30","source":null},{"label":"Days to reset","value":"212","as_of":"2026-09-30","source":null},{"label":"Net assets","value":"$2m","as_of":"2026-09-30","source":"the issuer\u2019s own daily fund list, as of Sep 30, 2026"},{"label":"Expense ratio","value":"0.30%","as_of":"2026-09-30","source":"issuer page, Sep 30, 2026"},{"label":"Reference index","value":"SPY","as_of":"2026-09-30","source":null}]},"b":{"ticker":"CPSP","name":"Calamos S&P 500 \u00ae Structured Alt Protection ETF - April","issuer":"Calamos","desk":"buffer","as_of":"2026-10-01","verdict":"As of Oct 1, 2026, CPSP has reached its cap.","url":"https://etfiq.com/funds/cpsp","key_facts":[{"label":"Fall before the buffer","value":"3.5%","as_of":"2026-10-01","source":null},{"label":"Protection left, index points","value":"99.7%","as_of":"2026-10-01","source":null},{"label":"Days to reset","value":"182","as_of":"2026-10-01","source":null},{"label":"Net assets","value":"$24m","as_of":"2026-10-01","source":"issuer page, as of Sep 30, 2026"},{"label":"Expense ratio","value":"0.69%","as_of":"2026-10-01","source":"issuer page, Oct 1, 2026"},{"label":"Reference index","value":"SPY","as_of":"2026-10-01","source":null}]},"overlap_pct":null,"overlap_note":"ETFIQ does not publish a holdings overlap for this pair. Either the funds are not compared on holdings, or one book is incomplete.","full_text_at":"https://etfiq.com/compare/buffer/cmay-vs-cpsp"}