Filing date Form Description View
    SC 13G

    A statement of beneficial ownership of common stock by certain persons

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    SC 13G/A

    An amendment to the SC 13G filing

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    SC 13G

    A statement of beneficial ownership of common stock by certain persons

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    SC 13G/A

    An amendment to the SC 13G filing

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    6-K

    Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

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    6-K

    Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

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    6-K

    Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

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    SC 13D/A

    An amendment to a SC 13D filing

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    6-K

    Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

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    6-K

    Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

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