S |
2008-02-13 06:09:23.0 |
SEMCO ENERGY INC |
SEN |
ARTISAN PARTNERS LTD PARTNERSHIP |
0.0% |
view |
B |
2007-02-14 11:11:50.0 |
SEMCO ENERGY INC |
SEN |
WELLINGTON MANAGEMENT CO LLP |
9.56% |
view |
B |
2007-02-06 12:13:44.0 |
SEMCO ENERGY INC |
SEN |
DALTON GREINER HARTMAN MAHER & CO |
5.22% |
view |
B |
2007-01-26 13:35:46.0 |
SEMCO ENERGY INC |
SEN |
ARTISAN PARTNERS LTD PARTNERSHIP |
8.9% |
view |
B |
2006-02-14 00:00:00.0 |
SEMCO ENERGY INC |
SEN |
WELLINGTON MANAGEMENT CO LLP |
8.52% |
view |
S |
2006-01-27 00:00:00.0 |
SEMCO ENERGY INC |
SEN |
ARTISAN PARTNERS LTD PARTNERSHIP |
8.4% |
view |
B |
2005-01-26 00:00:00.0 |
SEMCO ENERGY INC |
SEN |
ARTISAN PARTNERS LTD PARTNERSHIP |
9.1% |
view |