# Portfolio overlap — CAAA vs SCIO Comparing **First Trust AAA CMBS ETF** (2026-04-30) and **First Trust Structured Credit Income Opportunities ETF** (2026-04-30). - Shared positions: 29 - First Trust AAA CMBS ETF covered by First Trust Structured Credit Income Opportunities ETF: 0.1004501197194406563080849087 - First Trust Structured Credit Income Opportunities ETF covered by First Trust AAA CMBS ETF: 0.1004501197194406563080849087 ## First Trust AAA CMBS ETF — top positions | Security | Weight | Shared | |----------|--------|--------| | MSILF Treasury Portfolio, Class Institutional | 0.020324 | ✓ | | CSMC SERIES 2019 UVIL | 0.019110 | | | BX Trust, Series 2025-DELC, Class A | 0.018804 | | | Trust (The), Series 2023-MIC, Class A | 0.017657 | | | BSTN Commercial Mortgage Trust 2025-1C | 0.017577 | | | CENT 2025-CITY A | 0.017289 | | | SWCH COMMERCIAL MORTGAGE TRUST SWCH 2025 DATA A 144A | 0.017223 | ✓ | | CHI COMMERCIAL MORTGAGE TRUST 2025-SFT SER 2025-SFT CL A V/R REGD 144A P/P 5.48216000 | 0.016502 | | | NY Commercial Mortgage Trust, Series 2025-299P, Class A | 0.016238 | | | BBCMS Mortgage Trust, Series 2018-TALL, Class A | 0.016069 | ✓ | | BANK 2020-BN25 A5 | 0.015715 | ✓ | | J.P. Morgan Chase Commercial Mortgage Securities Trust, Series 2025-PHNY, Class A | 0.015662 | | | INTL Commercial Mortgage Trust 2025-PLAZA | 0.015631 | | | United States Treasury Bill | 0.015614 | ✓ | | TEXAS Commercial Mortgage Trust, Series 2025-TWR, Class A | 0.015601 | | | GGP 2026-2PAK A | 0.015591 | ✓ | | VRTX Trust, Series 2025-HQ, Class A | 0.015474 | | | BBCMS 2020-C8 A5 | 0.015386 | | | BENCHMARK 2021-B25 MORTGAGE TRUST BMARK 2021-B25 A4 | 0.014286 | | | BX TRUST | 0.014216 | | | SKY Trust 2025-LINE | 0.014212 | ✓ | | Benchmark 2023-B40 Mortgage Trust | 0.014208 | | | Citigroup Commercial Mortgage Trust, Series 2020-420K, Class A | 0.014031 | | | BANK 2020-BN29 A4 | 0.013818 | | | BWAY Trust, Series 2025-1535, Class A | 0.013132 | ✓ | | BBCMS 2017-C1 A4 | 0.012418 | | | NYO Commercial Mortgage Trust, Series 2021-1290, Class A | 0.011719 | | | WFCM 2018-C47 A4 | 0.011704 | | | BMO 2025-C12 Mortgage Trust | 0.011453 | | | BANK 2020-BN30 A4 | 0.011448 | | | Arbor Multifamily Mortgage Securities Trust 2020-MF1 | 0.011370 | | | WFCM 2022-C62 A4 FRN 04-15-55 | 0.011327 | | | Cantor Commercial Real Estate Lending, Series 2019-CF1, Class A2 | 0.011105 | | | WELLS FARGO COMMERCIAL MORTGAGE TRUST 2025-B33RP WFCM 2025-B33RP A | 0.010947 | | | Arbor Multifamily Mortgage Securities Trust 2021-MF2 | 0.010920 | | | Citigroup Commercial Mortgage Trust, Series 2019-GC43, Class AAB | 0.010708 | | | WHARF COMMERCIAL MORTGAGE TRUS WHARF 2025 DC A 144A | 0.010348 | | | SFO COMMERICAL MORTGAGE TRUST SFO 2021 555 A 144A | 0.009980 | ✓ | | ILPT TRUST 2019-SURF 4.145% 02/11/2041 144A | 0.009957 | | | BMO 2024-C9 Mortgage Trust | 0.009800 | | | BBCMS Mortgage Trust, Series 2022-C18, Class A5 | 0.009766 | | | GSMS Trust, Series 2024-FAIR, Class A | 0.009553 | | | Freddie Mac Multifamily Structured Pass Through Certificates | 0.009537 | | | MULTIFAMILY PERMANENT MBS | 0.009504 | | | MSC 2019-L2 A3 | 0.009499 | | | GS MTG SECS TR 2017-GS6 3.164% 05/10/2050 | 0.009441 | | | KRE 2026-ICNA A | 0.009420 | ✓ | | Hilton USA Trust, Series 2025-NVIL, Class A | 0.009408 | | | BANK 2020-BNK26 | 0.009394 | | | SHOPS 2026-CSTL A | 0.009341 | | ## First Trust Structured Credit Income Opportunities ETF — top positions | Security | Weight | Shared | |----------|--------|--------| | MSILF Treasury Portfolio, Class Institutional | 0.020202 | ✓ | | FHR 5642 FN | 0.012770 | | | FNCL 5.5 7/25 | 0.010994 | | | RCO IX Mortgage LLC 2025-4 | 0.010912 | | | Verus Securitization Trust, Series 2024-2, Class B2 | 0.010699 | | | CMXS 2026-A D | 0.009947 | | | Verus Securitization Trust 2022-3 | 0.009902 | | | WLAKE 2026-1A D | 0.009745 | | | CMO | 0.009608 | | | Citigroup Mortgage Loan Trust 2020-EXP1 | 0.009601 | | | GNMA, Series 2025-78 | 0.009476 | | | UNITK 2026-1A A2 | 0.009449 | | | New Residential Mortgage Loan Trust 2023-NQM1 | 0.009406 | | | Redwood Funding Trust Series 2025-3, Class B | 0.009353 | | | LHOME Mortgage Trust 2024-RTL5 | 0.009283 | | | GGP 2026-2PAK A | 0.009219 | ✓ | | CMO | 0.009202 | | | Government National Mortgage Association | 0.008899 | ✓ | | BBCMS Mortgage Trust, Series 2018-TALL, Class A | 0.008419 | ✓ | | Santander Drive Auto Receivables Trust 2026-1 | 0.008388 | | | RMLT 2021-1R B2 | 0.008160 | | | MetroNet Infrastructure Issuer LLC | 0.007985 | | | ZAYO 2026-1A C | 0.007979 | | | SWCH COMMERCIAL MORTGAGE TRUST SWCH 2025 DATA A 144A | 0.007864 | ✓ | | EFMT 2025-INV1 EFMT 2025-INV1 B2 | 0.007845 | | | Uniform Mortgage-Backed Security, TBA | 0.007830 | | | FNCL 3.5 5/26 | 0.007825 | | | Golub Capital Partners CLO 60B Ltd | 0.007370 | | | VCAT ASSET SECURITIZATION LLC STEP 02/25/2056 144A | 0.007289 | | | CIM Trust, Series 2025-NR1, Class A1 | 0.007222 | | | GLS Auto Select Receivables Issuer Trust 2025-4 | 0.007197 | | | Redwood Funding Trust Series 2026-1, Class A | 0.007142 | | | Freddie Mac STACR REMIC Trust 2022-HQA1 | 0.007139 | | | Zayo Issuer LLC | 0.007000 | | | VERTICAL BRIDGE CC LLC, Series 2025-1A, Class D | 0.006765 | | | Verus Securitization Trust 2022-1 | 0.006623 | | | CMO | 0.006609 | ✓ | | RFT 2026-2 A | 0.006602 | | | PRET 2026-NPL4 A1 | 0.006587 | | | TRNTS 2022-19A D2R | 0.006524 | | | Exeter Select Automobile Receivables Trust, Series 2025-3, Class D | 0.006287 | | | CMXS 2025-B E | 0.006219 | | | CSMC 2021-NQM8 | 0.005968 | | | Fidelis Mortgage Trust Series 2025-RTL2, Class A2 | 0.005959 | | | FREDDIE MAC STACR REMIC TRUST STACR 2021 HQA1 B2 144A | 0.005742 | | | PRPM 2023-NQM3 Trust | 0.005715 | | | KRE 2026-ICNA A | 0.005596 | ✓ | | PRPM 2026-RCF2 LLC | 0.005355 | | | PRPM 2024-RCF1 LLC | 0.005342 | | | ISLN 2025-1A A | 0.005319 | | ## Sources - N-PORT (fund A) — accession `0000940400-26-025140` (as of 2026-04-30) - N-PORT (fund B) — accession `0000940400-26-025148` (as of 2026-04-30) --- _Informational only — not investment advice. FundWatcher presents publicly available data and makes no recommendation to buy or sell any security. Verify all figures against the source filing before relying on them._ _Data sourced from U.S. SEC EDGAR filings (Forms N-PORT, N-CEN, and prospectus Risk/Return summaries). FundWatcher is not affiliated with the SEC._ _Use of this data is subject to the FundWatcher Terms of Service. Information may be used only for personal, non-commercial research and may not be redistributed. See _