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VANDERPLOEG MARTIN J. Create: Alert

All | News | Filings
Date FiledTypeDescription
11/23/2021 SC 13G/A VANDERPLOEG MARTIN J. reports a 3.7% stake in Workiva Inc.
02/16/2021 SC 13G/A Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
02/13/2020 SC 13G/A Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
02/13/2019 SC 13G/A Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
02/14/2018 SC 13G/A VANDERPLOEG MARTIN J reports a 13.9% stake in Workiva Inc.
02/13/2017 SC 13G/A VANDERPLOEG MARTIN J reports a 14.9% stake in Workiva Inc.
10/18/2000 SC 13D/A Form SC 13D - General statement of acquisition of beneficial ownership [amend]
09/15/2000 SC 13D VANDERPLOEG MARTIN J reports a 31.5% stake in ENGINEERING ANIMATION, INC.
02/11/2000 SC 13G/A VANDERPLOEG MARTIN J reports a 6.4% stake in ENGINEERING ANIMATION, INC.
02/12/1999 SC 13G/A VANDERPLOEG MARTIN J reports a 6% stake in ENGINEERING ANIMATION, INC.
02/13/1998 SC 13G VANDERPLOEG MARTIN J reports a 8.6% stake in ENGINEERING ANIMATION, INC.

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