Basic ETF structure and Ucits

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They are structured as open-end funds which are domiciled and registered in many countries. The assets of ETFs are held by custodians in a ring-fenced structure.

Most ETFs purchase the underlying securities in the index with the majority fully replicating their underlying index; many have the capacity to employ optimisation and sampling techniques. These ETFs may exclude certain securities and deviate from their benchmark constituent weights, which could lead to tracking error.

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