COLUMBIA ENERGY CORP.

Related Filers (7)

Ownership (28)

SC 13G/A
Thursday, 3/7/2002
PERKINS CAPITAL MANAGEMENT INC: Major Shareholders
SC 13G/A
Thursday, 2/14/2002
LOMBARD ODIER & CIE: Major Shareholders
SC 13G/A
Tuesday, 1/29/2002
PERKINS CAPITAL MANAGEMENT INC: Major Shareholders
SC 13G/A
Tuesday, 3/6/2001
PERKINS CAPITAL MANAGEMENT INC: Major Shareholders
SC 13G
Wednesday, 2/14/2001
LOMBARD ODIER & CIE: Major Shareholders
SC 13G/A
Monday, 1/22/2001
PERKINS CAPITAL MANAGEMENT INC ET AL: Major Shareholders
SC 13G/A
Wednesday, 1/10/2001
PERKINS CAPITAL MANAGEMENT INC ET AL: Major Shareholders
SC 13G
Monday, 2/14/2000
PAPPAJOHN JOHN: Major Shareholders
SC 13G/A
Thursday, 2/10/2000
CHIRON CORP: Major Shareholders
SC 13G/A
Wednesday, 2/2/2000
PERKINS CAPITAL MANAGEMENT INC ET AL: Major Shareholders
SC 13G
Friday, 4/23/1999
INVESTMENT ADVISERS INC: Major Shareholders
SC 13G/A
Thursday, 2/11/1999
CHIRON CORP: Major Shareholders
SC 13G/A
Tuesday, 2/9/1999
LAND O LAKES INC: Major Shareholders
SC 13G/A
Monday, 2/8/1999
PRICE T ROWE ASSOCIATES INC /MD/: Major Shareholders
SC 13G/A
Thursday, 2/4/1999
PERKINS CAPITAL MANAGEMENT INC ET AL: Major Shareholders
SC 13G
Friday, 1/8/1999
PAPPAJOHN JOHN: Major Shareholders
SC 13G/A
Thursday, 8/6/1998
PERKINS CAPITAL MANAGEMENT INC ET AL: Major Shareholders
SC 13G/A
Friday, 2/13/1998
LAND O LAKES INC: Major Shareholders
SC 13G/A
Friday, 2/13/1998
CHIRON CORP: Major Shareholders
SC 13G/A
Thursday, 2/12/1998
PERKINS CAPITAL MANAGEMENT INC ET AL: Major Shareholders
SC 13G/A
Tuesday, 2/10/1998
PRICE T ROWE ASSOCIATES INC /MD/: Major Shareholders
SC 13G
Monday, 2/2/1998
INVESTMENT ADVISERS INC: Major Shareholders
SC 13G
Wednesday, 1/28/1998
PAPPAJOHN JOHN: Major Shareholders
SC 13G
Friday, 2/28/1997
PAPPAJOHN JOHN: Major Shareholders
SC 13G
Thursday, 2/20/1997
INVESTMENT ADVISERS INC: Major Shareholders
SC 13G
Thursday, 2/13/1997
LAND O LAKES INC: Major Shareholders
SC 13G
Tuesday, 2/11/1997
PRICE T ROWE ASSOCIATES INC /MD/: Major Shareholders
SC 13G
Friday, 2/7/1997
CHIRON CORP: Major Shareholders
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