Harmon Ellen T
Related Filers (2)
Ownership (14)
4
Friday, 2/17/2012
ATMI INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/15/2012
ATMI INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/14/2012
ATMI INC: Statement of changes in beneficial ownership of securities
4
Monday, 2/13/2012
ATMI INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/1/2012
ATMI INC: Statement of changes in beneficial ownership of securities
4
Monday, 2/14/2011
ATMI INC: Statement of changes in beneficial ownership of securities
4
Thursday, 2/3/2011
ATMI INC: Statement of changes in beneficial ownership of securities
4
Monday, 1/31/2011
ATMI INC: Statement of changes in beneficial ownership of securities
4
Friday, 2/12/2010
ATMI INC: Statement of changes in beneficial ownership of securities
4
Thursday, 2/12/2009
ATMI INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/30/2008
ATMI INC: Statement of changes in beneficial ownership of securities
3
Wednesday, 1/30/2008
ATMI INC: Initial statement of beneficial ownership of securities
4
Tuesday, 7/10/2007
WHX CORP: Statement of changes in beneficial ownership of securities
3
Thursday, 5/24/2007
WHX CORP: Initial statement of beneficial ownership of securities