Investment Objectives and Goals - Defiance Helium and Strategic Gases ETF |
Sep. 25, 2026 |
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| Prospectus [Line Items] | |
| Risk/Return [Heading] | DEFIANCE HELIUM AND STRATEGIC GASES ETF – FUND SUMMARY |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | Defiance Helium and Strategic Gases ETF (the “Fund”) seeks to track the performance, before fees and expenses, of the MarketVectorTM Helium and Strategic Gases Index (the “Index”).
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