4: Statement of changes in beneficial ownership of securities-Officer Hahnfeld Jeffrey D
4: Statement of changes in beneficial ownership of securities-Officer Lee David Eric
4: Statement of changes in beneficial ownership of securities-Officer MURPHY RICHARD B
4: Statement of changes in beneficial ownership of securities-Officer STOEHR DAVID L
4: Statement of changes in beneficial ownership of securities-Officer CRANE TIMOTHY
4: Statement of changes in beneficial ownership of securities-Officer Boege Kathleen M
4: Statement of changes in beneficial ownership of securities-Officer ZIDAR THOMAS P
4: Statement of changes in beneficial ownership of securities-Officer WEHMER EDWARD J
4: Statement of changes in beneficial ownership of securities-Officer DYKSTRA DAVID A
4: Statement of changes in beneficial ownership of securities-Officer WEHMER EDWARD J
4: Statement of changes in beneficial ownership of securities-Officer DYKSTRA DAVID A
4: Statement of changes in beneficial ownership of securities-Officer WEHMER EDWARD J
4: Statement of changes in beneficial ownership of securities-Officer MURPHY RICHARD B
4: Statement of changes in beneficial ownership of securities-Officer WEHMER EDWARD J
4: Statement of changes in beneficial ownership of securities-Officer ZIDAR THOMAS P
4: Statement of changes in beneficial ownership of securities-Officer DYKSTRA DAVID A
4: Statement of changes in beneficial ownership of securities-Officer Lee David Eric
4: Statement of changes in beneficial ownership of securities-Officer CRANE TIMOTHY
4: Statement of changes in beneficial ownership of securities-Officer Boege Kathleen M
4: Statement of changes in beneficial ownership of securities-Officer STOEHR DAVID L