CHRISTIANSON TONY J
Related Filers (6)
- FOURTH SHIFT CORP (1)
- COMPUTER PETROLEUM CORP /MN (1)
- RINGER CORP /MN/ (1)
- CODA MUSIC TECHNOLOGY INC (1)
- TRANSPORT CORPORATION OF AMERICA INC (1)
- TRO LEARNING INC (1)
- Show More ...
Ownership (8)
SC 13G/A
Tuesday, 1/25/2000
TRO LEARNING INC: Major Shareholders
SC 13G/A
Monday, 2/1/1999
TRO LEARNING INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
TRANSPORT CORPORATION OF AMERICA INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
RINGER CORP /MN/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
CODA MUSIC TECHNOLOGY INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
TRO LEARNING INC: Major Shareholders
SC 13G/A
Thursday, 3/20/1997
COMPUTER PETROLEUM CORP /MN: Major Shareholders
SC 13G/A
Thursday, 3/20/1997
FOURTH SHIFT CORP: Major Shareholders