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      <periodOfReport>06-30-2018</periodOfReport>
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        <name>NN Investment Partners Holdings N.V.</name>
        <address>
          <com:street1>SCHENKKADE 65</com:street1>
          <com:city>THE HAGUE</com:city>
          <com:stateOrCountry>P7</com:stateOrCountry>
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      <reportType>13F HOLDINGS REPORT</reportType>
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      <provideInfoForInstruction5>N</provideInfoForInstruction5>
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    <signatureBlock>
      <name>Bruno van Rooijen</name>
      <title>Senior Compliance Officer</title>
      <phone>0031703781554</phone>
      <signature>Bruno van Rooijen</signature>
      <city>The Hague</city>
      <stateOrCountry>P7</stateOrCountry>
      <signatureDate>07-12-2018</signatureDate>
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