{"ticker":"MFLX","name":"First Trust Flexible Municipal High Income ETF","page_url":null,"cite_as":"TickerInside, First Trust Flexible Municipal High Income ETF (MFLX), holdings by issuer from SEC Form N-PORT for the period ended 2026-05-31, filed 2026-07-22, https://tickerinside.com/api/v1/etf/mflx.json, CC BY 4.0","cite_html":"<a href=\"https://tickerinside.com/api/v1/etf/mflx.json\">TickerInside</a> (https://tickerinside.com/api/v1/etf/mflx.json)","identifiers":{"asset_type":"etf","exchange":"Nasdaq","composite_figi":"BBG00DX33JB1","share_class_figi":"BBG00DX33JC0","cik":"0001667919","series_id":"S000053970","class_id":"C000169822"},"source_layer":"sec_nport_bonds","category":{"id":"municipal-long","label":"Long-Term Municipal Bonds","group":"bond","group_label":"Bonds","asset_class":"bond","rule":"In its file of 2026-05-31, 100% of its debt is municipal; its duration is 8.3 years.","basis":"holdings","as_of":"2026-05-31","facets":{"duration_bucket":"long"},"measured":{"duration_years":8.35,"average_coupon_pct":5.07,"us_share":0.986},"method":"https://tickerinside.com/etf/category/"},"as_of":null,"holdings_as_of":"2026-05-31","report_date":"2026-05-31","filed":"2026-07-22","filing_url":"https://www.sec.gov/Archives/edgar/data/1667919/000094040026027816/","net_assets":18901724,"multi_class":false,"stock_pct":5.49,"unmapped_pct":0.0,"abroad":[],"expense_ratio":0.49,"expense_ratio_gross":0.49,"expense_ratio_source":"sec_filing","expense_ratio_as_of":"2026-09-18","expense_ratio_filing_url":"https://www.sec.gov/Archives/edgar/data/1667919/000144554626006974/","yield":null,"aum_b":null,"aum_source":null,"aum_date":null,"etf_class_net_assets_b":null,"etf_class_net_assets_as_of":null,"filing_lines":79,"vol":null,"beta":null,"mdd3":null,"r1":null,"r3":null,"r5":null,"last_close":null,"last_close_date":null,"day_change_pct":null,"high_52w":null,"low_52w":null,"currency":null,"held_outright":{"NEA":0.8927,"NVG":0.6339,"MHD":0.5928,"MMU":0.5908,"NZF":0.442,"VGM":0.4267,"MYI":0.4144,"NAD":0.4082,"IQI":0.3903,"MQY":0.3579,"VKQ":0.1929,"VMO":0.1444},"summary":"On 2026-05-31, MFLX held municipal bonds (94.3%) and stocks and ETFs held outright (5.5%), as percent of net assets. Its debt averages a 5.07% coupon and 22.8 years to maturity. Its filing gives a duration of 8.35 years.","composition":[{"kind":"municipal_bonds","label":"Municipal bonds","pct":94.26},{"kind":"stocks","label":"Stocks and ETFs held outright","pct":5.49}],"fixed_income":{"average_coupon_pct":5.07,"average_maturity_years":22.8,"duration_years":8.35,"debt_pct":94.26,"by_maturity":[{"bucket":"5 to 7 years","pct":1.39},{"bucket":"7 to 10 years","pct":2.99},{"bucket":"10 to 20 years","pct":28.63},{"bucket":"20 to 30 years","pct":51.23},{"bucket":"over 30 years","pct":10.02}],"by_country":[{"country":"US","name":"United States","pct":92.93},{"country":"AU","name":"Australia","pct":1.33}],"issuers_total":58,"issuers_shown_pct":94.26,"issuers":[{"issuer":"Public Finance Authority","key":"public finance authority","pct":6.489,"lines":5},{"issuer":"Maine Fin Auth","key":"maine fin auth","pct":3.066,"lines":2},{"issuer":"Iowa Finance Authority","key":"iowa finance authority","pct":2.861,"lines":2},{"issuer":"Columbus Regional Airport Authority","key":"columbus regional airport authority","pct":2.8,"lines":1},{"issuer":"Arizona Indl Dev Auth","key":"arizona indl dev auth","pct":2.756,"lines":2},{"issuer":"State of Illinois","key":"state of illinois","pct":2.725,"lines":2},{"issuer":"North Carolina Medical Care Commission","key":"north carolina medical care commission","pct":2.651,"lines":2},{"issuer":"Jefferson (Al), County of","key":"jefferson county of","pct":2.583,"lines":1},{"issuer":"Charleston Cnty S C Arpt Dist","key":"charleston cnty s c arpt dist","pct":1.728,"lines":1},{"issuer":"Dutchess Cnty N y Loc Dev Corp","key":"dutchess cnty n y loc dev","pct":1.699,"lines":1},{"issuer":"Indianapolis Local Public Improvement Bond Bank","key":"indianapolis local public improvement bond bank","pct":1.649,"lines":1},{"issuer":"Texas Water Development Board","key":"texas water development board","pct":1.648,"lines":1},{"issuer":"County of Hamilton OH","key":"county of hamilton oh","pct":1.637,"lines":1},{"issuer":"Massachusetts Development Finance Agency","key":"massachusetts development finance agency","pct":1.634,"lines":1},{"issuer":"Erie Pa SWR Auth","key":"erie pa swr auth","pct":1.633,"lines":1},{"issuer":"Vermont Economic Development Authority","key":"vermont economic development authority","pct":1.623,"lines":1},{"issuer":"Utah City West Pub Infrastructure Dist No 1 Utah","key":"utah city west pub infrastructure dist no 1 utah","pct":1.618,"lines":1},{"issuer":"Public Hospital District N.1 (Wa)","key":"public hospital district n 1","pct":1.615,"lines":1},{"issuer":"New Hampshire ST Business Fin Auth","key":"new hampshire st business fin auth","pct":1.598,"lines":1},{"issuer":"California Municipal Finance Authority","key":"california municipal finance authority","pct":1.555,"lines":1},{"issuer":"Capital Projects Finance Authority","key":"capital projects finance authority","pct":1.489,"lines":1},{"issuer":"Texas Municipal Gas Acquisition & Supply Corp IV","key":"texas municipal gas acquisition and supply corp iv","pct":1.449,"lines":1},{"issuer":"City of Houston TX","key":"city of houston tx","pct":1.448,"lines":1},{"issuer":"New York State Dormitory Authority","key":"new york state dormitory authority","pct":1.428,"lines":1},{"issuer":"Patriots Energy Group Financing Agency","key":"patriots energy group financing agency","pct":1.426,"lines":1},{"issuer":"Washington Health Care Facilities Authority","key":"washington health care facilities authority","pct":1.395,"lines":1},{"issuer":"Black Creek Cmnty Dev Dist Fla","key":"black creek cmnty dev dist fla","pct":1.392,"lines":1},{"issuer":"Lakewood Ranch Stewardship District","key":"lakewood ranch stewardship district","pct":1.389,"lines":1},{"issuer":"Maryland ST Health & Higher Edl Facs Auth","key":"maryland st health and higher edl facs auth","pct":1.385,"lines":1},{"issuer":"Florida Development Finance Corp","key":"florida development finance","pct":1.376,"lines":1},{"issuer":"Virginia Small Business Fing Auth","key":"virginia small business fing auth","pct":1.363,"lines":1},{"issuer":"Suffolk Regl Off-Track Betting Corp N y","key":"suffolk regl off track betting corp n y","pct":1.361,"lines":1},{"issuer":"Wyandotte CNTY/KANS City Kans Uni Govt","key":"wyandotte cnty kans city kans uni govt","pct":1.36,"lines":1},{"issuer":"Ridge At Apopka Cmnty Dev Dist Fla","key":"ridge at apopka cmnty dev dist fla","pct":1.359,"lines":1},{"issuer":"Capitalsouth Bancorp","key":"capitalsouth bancorp","pct":1.35,"lines":1},{"issuer":"Main Street Natural Gas Inc","key":"main street natural gas","pct":1.343,"lines":1},{"issuer":"Wisconsin Health & Educational Facilities Authority","key":"wisconsin health and educational facilities authority","pct":1.337,"lines":1},{"issuer":"Sapphire Xxxiii Series 2025-2 Trust","key":"sapphire xxxiii series 2025 2 trust","pct":1.334,"lines":1},{"issuer":"New York Transportation Development Corp","key":"new york transportation development","pct":1.332,"lines":1},{"issuer":"Washington State Housing Finance Commission","key":"washington state housing finance commission","pct":1.328,"lines":1},{"issuer":"South Carolina Jobs-Economic Development Authority","key":"south carolina jobs economic development authority","pct":1.327,"lines":1},{"issuer":"Black Belt Energy Gas District","key":"black belt energy gas district","pct":1.326,"lines":1},{"issuer":"Miami-Dade County Industrial Development Authority","key":"miami dade county industrial development authority","pct":1.324,"lines":1},{"issuer":"Puerto Rico Sales Tax Fing Corp Sales Tax Revenue","key":"puerto rico sales tax fing corp sales tax revenue","pct":1.32,"lines":1},{"issuer":"Commonwealth of Puerto Rico","key":"commonwealth of puerto rico","pct":1.319,"lines":1},{"issuer":"Kansas City Industrial Development Authority","key":"kansas city industrial development authority","pct":1.304,"lines":1},{"issuer":"Crandall Tex","key":"crandall tex","pct":1.279,"lines":1},{"issuer":"Colorado Health Facilities Authority","key":"colorado health facilities authority","pct":1.274,"lines":1},{"issuer":"Dallas Center Grimes Community School (Ia)","key":"dallas center grimes community school","pct":1.241,"lines":1},{"issuer":"Cypress ML Cmnty Dev Dist Fla","key":"cypress ml cmnty dev dist fla","pct":1.216,"lines":1},{"issuer":"City of Georgetown TX","key":"city of georgetown tx","pct":1.2,"lines":1},{"issuer":"Michigan Finance Authority","key":"michigan finance authority","pct":1.194,"lines":1},{"issuer":"Elk Grove Finance Authority","key":"elk grove finance authority","pct":1.144,"lines":1},{"issuer":"Sawyer's Landing Community Development District (Fl)","key":"sawyer s landing community development district","pct":1.135,"lines":1},{"issuer":"Charlotte County Industrial Development Authority","key":"charlotte county industrial development authority","pct":1.082,"lines":1},{"issuer":"Arizona Industrial Development Authority","key":"arizona industrial development authority","pct":1.013,"lines":1},{"issuer":"Sarasota Natl Cmnty Dev Dist Fla","key":"sarasota natl cmnty dev dist fla","pct":0.812,"lines":1},{"issuer":"Arkansas Development Finance Authority","key":"arkansas development finance authority","pct":0.537,"lines":1}]},"lines":[{"issuer":"Columbus Regional Airport Authority","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2050-01-01","pct":2.8,"count":1},{"issuer":"Jefferson (Al), County of","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2042-10-01","pct":2.583,"count":1},{"issuer":"Charleston Cnty S C Arpt Dist","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2042-07-01","pct":1.728,"count":1},{"issuer":"Dutchess Cnty N y Loc Dev Corp","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2040-10-01","pct":1.699,"count":1},{"issuer":"Maine Fin Auth","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2035-08-01","pct":1.671,"count":1},{"issuer":"Indianapolis Local Public Improvement Bond Bank","kind":"municipal_bonds","coupon_pct":6.0,"maturity":"2053-03-01","pct":1.649,"count":1},{"issuer":"Texas Water Development Board","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2060-10-15","pct":1.648,"count":1},{"issuer":"County of Hamilton OH","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2045-01-01","pct":1.637,"count":1},{"issuer":"Massachusetts Development Finance Agency","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2060-06-01","pct":1.634,"count":1},{"issuer":"Erie Pa SWR Auth","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2046-12-01","pct":1.633,"count":1},{"issuer":"Vermont Economic Development Authority","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2037-05-01","pct":1.623,"count":1},{"issuer":"Utah City West Pub Infrastructure Dist No 1 Utah","kind":"municipal_bonds","coupon_pct":5.875,"maturity":"2055-12-01","pct":1.618,"count":1},{"issuer":"Public Hospital District N.1 (Wa)","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2054-12-01","pct":1.615,"count":1},{"issuer":"New Hampshire ST Business Fin Auth","kind":"municipal_bonds","coupon_pct":5.375,"maturity":"2049-04-01","pct":1.598,"count":1},{"issuer":"California Municipal Finance Authority","kind":"municipal_bonds","coupon_pct":6.0,"maturity":"2055-01-01","pct":1.555,"count":1},{"issuer":"Iowa Finance Authority","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2050-12-01","pct":1.499,"count":1},{"issuer":"Capital Projects Finance Authority","kind":"municipal_bonds","coupon_pct":6.5,"maturity":"2054-06-15","pct":1.489,"count":1},{"issuer":"Texas Municipal Gas Acquisition & Supply Corp IV","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2054-01-01","pct":1.449,"count":1},{"issuer":"City of Houston TX","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2045-07-01","pct":1.448,"count":1},{"issuer":"New York State Dormitory Authority","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2047-03-15","pct":1.428,"count":1},{"issuer":"Patriots Energy Group Financing Agency","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2054-02-01","pct":1.426,"count":1},{"issuer":"State of Illinois","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2051-04-01","pct":1.41,"count":1},{"issuer":"Arizona Indl Dev Auth","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2051-11-01","pct":1.397,"count":1},{"issuer":"Public Finance Authority","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2055-06-15","pct":1.396,"count":1},{"issuer":"Maine Fin Auth","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2055-07-01","pct":1.396,"count":1},{"issuer":"Washington Health Care Facilities Authority","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2055-09-01","pct":1.395,"count":1},{"issuer":"Black Creek Cmnty Dev Dist Fla","kind":"municipal_bonds","coupon_pct":5.125,"maturity":"2032-06-15","pct":1.392,"count":1},{"issuer":"Lakewood Ranch Stewardship District","kind":"municipal_bonds","coupon_pct":6.0,"maturity":"2056-05-01","pct":1.389,"count":1},{"issuer":"Maryland ST Health & Higher Edl Facs Auth","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2056-07-01","pct":1.385,"count":1},{"issuer":"Florida Development Finance Corp","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2047-08-01","pct":1.376,"count":1},{"issuer":"Public Finance Authority","kind":"municipal_bonds","coupon_pct":5.75,"maturity":"2060-06-30","pct":1.375,"count":1},{"issuer":"North Carolina Medical Care Commission","kind":"municipal_bonds","coupon_pct":5.375,"maturity":"2045-10-01","pct":1.371,"count":1},{"issuer":"Virginia Small Business Fing Auth","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2054-12-01","pct":1.363,"count":1},{"issuer":"Iowa Finance Authority","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2045-10-01","pct":1.362,"count":1},{"issuer":"Suffolk Regl Off-Track Betting Corp N y","kind":"municipal_bonds","coupon_pct":5.75,"maturity":"2044-12-01","pct":1.361,"count":1},{"issuer":"Wyandotte CNTY/KANS City Kans Uni Govt","kind":"municipal_bonds","coupon_pct":5.75,"maturity":"2039-09-01","pct":1.36,"count":1},{"issuer":"Ridge At Apopka Cmnty Dev Dist Fla","kind":"municipal_bonds","coupon_pct":5.375,"maturity":"2042-05-01","pct":1.359,"count":1},{"issuer":"Arizona Indl Dev Auth","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2037-07-15","pct":1.359,"count":1},{"issuer":"Capitalsouth Bancorp","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2055-12-01","pct":1.35,"count":1},{"issuer":"Main Street Natural Gas Inc","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2052-09-01","pct":1.343,"count":1},{"issuer":"Wisconsin Health & Educational Facilities Authority","kind":"municipal_bonds","coupon_pct":5.375,"maturity":"2050-06-01","pct":1.337,"count":1},{"issuer":"Sapphire Xxxiii Series 2025-2 Trust","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2054-11-01","pct":1.334,"count":1},{"issuer":"Public Finance Authority","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2055-06-01","pct":1.332,"count":1},{"issuer":"New York Transportation Development Corp","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2049-06-30","pct":1.332,"count":1},{"issuer":"Washington State Housing Finance Commission","kind":"municipal_bonds","coupon_pct":5.5,"maturity":"2059-07-01","pct":1.328,"count":1},{"issuer":"South Carolina Jobs-Economic Development Authority","kind":"municipal_bonds","coupon_pct":5.75,"maturity":"2060-12-01","pct":1.327,"count":1},{"issuer":"Black Belt Energy Gas District","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2052-10-01","pct":1.326,"count":1},{"issuer":"Miami-Dade County Industrial Development Authority","kind":"municipal_bonds","coupon_pct":5.25,"maturity":"2056-06-15","pct":1.324,"count":1},{"issuer":"Puerto Rico Sales Tax Fing Corp Sales Tax Revenue","kind":"municipal_bonds","coupon_pct":4.329,"maturity":"2040-07-01","pct":1.32,"count":1},{"issuer":"Commonwealth of Puerto Rico","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2035-07-01","pct":1.319,"count":1},{"issuer":"State of Illinois","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2038-03-01","pct":1.315,"count":1},{"issuer":"Kansas City Industrial Development Authority","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2054-06-01","pct":1.304,"count":1},{"issuer":"North Carolina Medical Care Commission","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2041-03-01","pct":1.28,"count":1},{"issuer":"Crandall Tex","kind":"municipal_bonds","coupon_pct":4.25,"maturity":"2041-09-15","pct":1.279,"count":1},{"issuer":"Colorado Health Facilities Authority","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2041-05-15","pct":1.274,"count":1},{"issuer":"Dallas Center Grimes Community School (Ia)","kind":"municipal_bonds","coupon_pct":3.0,"maturity":"2039-05-01","pct":1.241,"count":1},{"issuer":"Public Finance Authority","kind":"municipal_bonds","coupon_pct":5.375,"maturity":"2052-07-15","pct":1.238,"count":1},{"issuer":"Cypress ML Cmnty Dev Dist Fla","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2043-05-01","pct":1.216,"count":1},{"issuer":"City of Georgetown TX","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2049-08-15","pct":1.2,"count":1},{"issuer":"Michigan Finance Authority","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2046-11-15","pct":1.194,"count":1},{"issuer":"Public Finance Authority","kind":"municipal_bonds","coupon_pct":5.0,"maturity":"2055-07-01","pct":1.148,"count":1},{"issuer":"Elk Grove Finance Authority","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2050-09-01","pct":1.144,"count":1},{"issuer":"Sawyer's Landing Community Development District (Fl)","kind":"municipal_bonds","coupon_pct":4.25,"maturity":"2053-05-01","pct":1.135,"count":1},{"issuer":"Charlotte County Industrial Development Authority","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2051-10-01","pct":1.082,"count":1},{"issuer":"Arizona Industrial Development Authority","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2051-12-15","pct":1.013,"count":1},{"issuer":"Nuveen AMT-Free Quality Municipal Income Fund","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.893,"count":1},{"issuer":"Sarasota Natl Cmnty Dev Dist Fla","kind":"municipal_bonds","coupon_pct":4.0,"maturity":"2039-05-01","pct":0.812,"count":1},{"issuer":"Nuveen AMT-Free Municipal Credit Income Fund","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.634,"count":1},{"issuer":"BlackRock MuniHoldings Fund Inc","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.593,"count":1},{"issuer":"Western Asset Managed Municipals Fund Inc","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.591,"count":1},{"issuer":"Arkansas Development Finance Authority","kind":"municipal_bonds","coupon_pct":5.45,"maturity":"2052-09-01","pct":0.537,"count":1},{"issuer":"Nuveen Municipal Credit Income Fund","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.442,"count":1},{"issuer":"Invesco Trust for Investment Grade Municipals","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.427,"count":1},{"issuer":"Blackrock Muniyield Quality Fund III Inc","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.414,"count":1},{"issuer":"Nuveen Quality Municipal Income Fund","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.408,"count":1},{"issuer":"Invesco Quality Municipal Income Trust","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.39,"count":1},{"issuer":"BlackRock MuniYield Quality Fund Inc","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.358,"count":1},{"issuer":"Invesco Municipal Trust","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.193,"count":1},{"issuer":"Invesco Municipal Opportunity Trust","kind":"stocks","coupon_pct":null,"maturity":null,"pct":0.144,"count":1}],"notes":[],"weekly":null,"weeks_end":null,"license":"CC BY 4.0","attribution":"Credit TickerInside with a link to the page the figure comes from (cite_as gives it) wherever the medium allows a link, and by name where it does not. How you mark the link is up to you.","source":"https://tickerinside.com/api/#fixed-income-funds"}