{"cite":{"publisher":"ETFIQ","page":"https://etfiq.com/funds/dwwn","methodology":"https://etfiq.com/methodology/flows","as_of":"2026-10-08","class":"ETFIQ-computed","license":"https://etfiq.com/license/","license_text":"Computed by ETFIQ. Free to use with attribution: ETFIQ (etfiq.com).","fields_note":"Every flow is ETFIQ's arithmetic on the issuer's daily shares outstanding and NAV, or on the fund's own Form N-PORT months (each row names its src, accession and filed date); each percentage is over the net assets named in the window.","cite_as":"ETFIQ, Fund flows of DWWN, data as of 2026-10-08, https://etfiq.com/funds/dwwn"},"schemaVersion":3,"ticker":"DWWN","seriesId":"S000103003","name":"Principal Long Duration ETF","desk":"core","category":"Bonds","segment":"Long-term government","issuer":"Principal","theme":null,"index":null,"asOf":"2026-10-08","coverage":"daily","daily":[{"d":"2026-10-07","flow":0,"navDate":"2026-10-06","src":"capture","house":"Principal"},{"d":"2026-10-08","flow":0,"navDate":"2026-10-07","src":"capture","house":"Principal"}],"monthly":[{"m":"2026-10","flow":0,"src":"daily","days":2,"of":2,"from":"2026-10-07","to":"2026-10-08","in":0,"out":0,"inDays":0,"outDays":0}],"heartbeats":[],"splits":[],"windows":{"SINCE":{"flow":0,"from":"2026-10-07","to":"2026-10-08","firstMonth":"2026-10","months":1,"basis":"daily","scope":"fund","days":2,"inDays":0,"outDays":0,"of":2}},"weeks":[{"week":"2026-10-05","flow":0,"heartbeat":0,"days":2,"of":2,"from":"2026-10-07","to":"2026-10-08"}],"months":[{"m":"2026-10","flow":0,"src":"daily","days":2,"of":2,"from":"2026-10-07","to":"2026-10-08","in":0,"out":0,"inDays":0,"outDays":0}],"windowsNot":{"1W":{"why":"daily counts start after the window opens","dailyFrom":"2026-10-07","windowFrom":"2026-10-05"},"1M":{"why":"daily counts start after the window opens","dailyFrom":"2026-10-07","windowFrom":"2026-09-10"},"3M":{"why":"daily counts start after the window opens","dailyFrom":"2026-10-07","windowFrom":"2026-07-10"},"YTD":{"why":"daily counts start after the window opens","dailyFrom":"2026-10-07","windowFrom":"2026-01-02"},"1Y":{"why":"daily counts start after the window opens","dailyFrom":"2026-10-07","windowFrom":"2025-10-10"}},"dailySpan":{"flow":0,"heartbeat":0,"days":2,"of":2,"from":"2026-10-07","to":"2026-10-08","inDays":0,"outDays":0,"sessions":3},"netAssets":{"from":"2026-06-30","to":"2026-10-08","points":4,"years":[2026],"scope":"fund","segments":[{"basis":"aum.json","from":"2026-06-30","to":"2026-06-30","points":1},{"basis":"daily","from":"2026-10-06","to":"2026-10-08","points":3,"gaps":0}],"gaps":0,"file":"/data/flows/assets/dwwn/{year}.json","frozenThrough":"2026-10-08"},"country":{"basis":"direct","asOf":"2026-06-30","source":"nport","book":"/data/books/dwwn.json","total":100.0,"weights":{"US":99.912},"setAside":{"no country":0.088},"country":"US","share":100.0}}