{"url":"https://etfiq.com/compare/buffer/cpsm-vs-ddty","section":"compare","title":"CPSM vs DDTY: Cap, Buffer & Days Left | ETFIQ","description":"As of Nov 4, 2026 CPSM can fall 2.6% and DDTY 6.0% before its buffer engages, on SPY. Both end their outcome period on Apr 30, 2027.","as_of":"Nov 4, 2026","structured_data":[{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Which resets first, CPSM or DDTY?","acceptedAnswer":{"@type":"Answer","text":"CPSM ends its outcome period on Apr 30, 2027 and DDTY on Apr 30, 2027. A new cap is set the day after each."}},{"@type":"Question","name":"Which is cheaper, CPSM or DDTY?","acceptedAnswer":{"@type":"Answer","text":"CPSM charges 0.69% a year and DDTY charges 0.79%, so CPSM 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":"Compare ETFs","item":"https://etfiq.com/compare/"},{"@type":"ListItem","position":4,"name":"CPSM vs DDTY","item":"https://etfiq.com/compare/buffer/cpsm-vs-ddty"}]},{"@type":"WebPage","name":"CPSM vs DDTY: Cap, Buffer & Days Left","description":"As of Nov 4, 2026 CPSM can fall 2.6% and DDTY 6.0% before its buffer engages, on SPY. Both end their outcome period on Apr 30, 2027.","url":"https://etfiq.com/compare/buffer/cpsm-vs-ddty","dateModified":"2026-11-04","abstract":"As of Nov 4, 2026 DDTY can fall 6.0% before its buffer engages and CPSM 2.6%.","publisher":{"@id":"https://etfiq.com/#org"},"isPartOf":{"@id":"https://etfiq.com/#website"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".verdict",".faq"]}},{"@type":"Dataset","name":"ETFIQ comparison of CPSM and DDTY","description":"As of Nov 4, 2026 CPSM can fall 2.6% and DDTY 6.0% before its buffer engages, on SPY. Both end their outcome period on Apr 30, 2027.","dateModified":"2026-11-04","creator":{"@id":"https://etfiq.com/#org"},"isAccessibleForFree":true,"url":"https://etfiq.com/compare/buffer/cpsm-vs-ddty","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/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":5734,"truncated":true,"content":"ETFIQ / Buffer ETFs / Compare ETFs / CPSM vs DDTY \n ETFIQ etfiq.com \u00b7 independent ETF data \n\n Data as of Nov 4, 2026 .\n\n CPSM vs DDTY: Cap, Buffer & Days Left\n\n As of Nov 4, 2026 DDTY can fall 6.0% before its buffer engages and CPSM 2.6%.\n Copy this for sharing \n \n CPSM costs 0.10 points a year less; CPSM is 1.9 times larger.\n CPSM and DDTY at a glance. As of Nov 4, 2026. Source: ETFIQ. CPSM DDTY \n Expense ratio 0.69% 0.79% \n Net assets $59m $31m \n Total return, 1 year +4.8% not published \n What it tracks SPY SPY \n Holdings in common not published \n \n Net assets on Nov 4, 2026: $59m for Calamo","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, CPSM against DDTY, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cpsm-vs-ddty","a":{"ticker":"CPSM","name":"Calamos S&P 500 Structured Alt Protection ETF - May","issuer":"Calamos","desk":"buffer","as_of":"2026-11-04","verdict":"Since May 1, 2026, CPSM returned 2.3%, against SPY's 6.4% price return. It can fall 2.6% before its buffer.","url":"https://etfiq.com/funds/cpsm","key_facts":[{"label":"Fall before the buffer from today\u2019s fund price","value":"2.6%","as_of":"2026-11-04","source":null},{"label":"Protection left, index points","value":"100.0%","as_of":"2026-11-04","source":null},{"label":"Days to reset","value":"177","as_of":"2026-11-04","source":null},{"label":"Net assets","value":"$59m","as_of":"2026-11-04","source":"issuer page, as of Nov 4, 2026"},{"label":"Expense ratio","value":"0.69%","as_of":"2026-11-04","source":"issuer page, Nov 4, 2026"},{"label":"Reference index","value":"SPY","as_of":"2026-11-04","source":null}]},"b":{"ticker":"DDTY","name":"Innovator Equity Dual Directional 10 Buffer ETF - May","issuer":"Innovator","desk":"buffer","as_of":"2026-11-04","verdict":"Since Apr 30, 2026, DDTY returned 5.9%, against SPY's 6.7% price return. It can gain 7.8% more before its cap.","url":"https://etfiq.com/funds/ddty","key_facts":[{"label":"Can still gain from today\u2019s fund price","value":"7.8%","as_of":"2026-11-04","source":null},{"label":"Fall before the buffer from today\u2019s fund price","value":"6.0%","as_of":"2026-11-04","source":null},{"label":"Protection left, index points","value":"10.0%","as_of":"2026-11-04","source":null},{"label":"Days to reset","value":"177","as_of":"2026-11-04","source":null},{"label":"Net assets","value":"$31m","as_of":"2026-11-04","source":"issuer page, as of Nov 4, 2026"},{"label":"Expense ratio","value":"0.79%","as_of":"2026-11-04","source":"issuer page, Nov 4, 2026"}]},"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/cpsm-vs-ddty"}