AHRENS PAUL C
Related Filers (1)
Ownership (27)
4
Tuesday, 3/16/2010
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
SC 13G/A
Wednesday, 2/10/2010
SYNTHETECH INC: Major Shareholders
4
Wednesday, 9/16/2009
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Friday, 8/14/2009
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Friday, 3/13/2009
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/16/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Monday, 11/17/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Monday, 9/8/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Thursday, 9/4/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/2/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Monday, 6/16/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Monday, 3/3/2008
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/12/2007
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/12/2007
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Monday, 2/26/2007
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
SC 13G
Tuesday, 2/13/2007
SYNTHETECH INC: Major Shareholders
4
Friday, 12/15/2006
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/12/2006
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
SC 13G
Monday, 2/14/2005
SYNTHETECH INC: Major Shareholders
4
Wednesday, 12/1/2004
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/16/2004
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Friday, 2/27/2004
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/17/2004
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/9/2003
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/1/2003
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/19/2003
SYNTHETECH INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/19/2003
SYNTHETECH INC: Statement of changes in beneficial ownership of securities