Bolton Edward E.
Related Filers (1)
Ownership (7)
4
Monday, 5/13/2013
Proto Labs Inc: Statement of changes in beneficial ownership of securities
4
Friday, 3/1/2013
Proto Labs Inc: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/19/2013
Proto Labs Inc: Statement of changes in beneficial ownership of securities
5
Thursday, 2/14/2013
Proto Labs Inc: Annual statement of changes in beneficial ownership of securities
4
Wednesday, 5/9/2012
Proto Labs Inc: Statement of changes in beneficial ownership of securities
4
Monday, 2/27/2012
Proto Labs Inc: Statement of changes in beneficial ownership of securities
3
Thursday, 2/23/2012
Proto Labs Inc: Initial statement of beneficial ownership of securities