S |
2012-02-14 12:17:40.0 |
ION GEOPHYSICAL CORP |
IO |
WELLINGTON MANAGEMENT CO LLP |
6.23% |
view |
B |
2010-02-16 07:13:55.0 |
ION GEOPHYSICAL CORP |
IO |
FLETCHER ASSET MANAGEMENT INC |
7.07% |
view |
S |
2008-02-14 09:18:38.0 |
ION GEOPHYSICAL CORP |
IO |
FLETCHER ASSET MANAGEMENT INC |
6.4% |
view |
S |
2005-02-11 00:00:00.0 |
INPUT OUTPUT INC |
IO |
STEINBERG ASSET MANAGEMENT LLC |
3.51% |
view |
B |
2004-02-17 00:00:00.0 |
INPUT OUTPUT INC |
IO |
DARUMA ASSET MANAGEMENT INC |
6.3% |
view |
B |
2003-02-14 00:00:00.0 |
INPUT OUTPUT INC |
IO |
DARUMA ASSET MANAGEMENT INC |
5.8% |
view |
S |
2003-02-13 00:00:00.0 |
INPUT OUTPUT INC |
IO |
BARCLAYS GLOBAL INVESTORS NA |
4.18% |
view |
B |
2003-02-11 00:00:00.0 |
INPUT OUTPUT INC |
IO |
DIMENSIONAL FUND ADVISORS INC |
12.03% |
view |
B |
2002-03-11 00:00:00.0 |
INPUT OUTPUT INC |
IO |
BARCLAYS GLOBAL INVESTORS NA |
4.57% |
view |
S |
2002-02-12 00:00:00.0 |
INPUT OUTPUT INC |
IO |
DIMENSIONAL FUND ADVISORS INC |
n/a |
view |
B |
2001-02-12 00:00:00.0 |
INPUT OUTPUT INC |
IO |
DIMENSIONAL FUND ADVISORS INC |
n/a |
view |
B |
1999-10-05 00:00:00.0 |
INPUT OUTPUT INC |
IO |
PILGRIM BAXTER & ASSOCIATES LTD |
11.8% |
view |
S |
1998-02-17 00:00:00.0 |
INPUT OUTPUT INC |
IO |
PILGRIM BAXTER & ASSOCIATES LTD |
16.1% |
view |
S |
1998-02-12 00:00:00.0 |
INPUT OUTPUT INC |
IO |
PILGRIM BAXTER & ASSOCIATES LTD |
2.32% |
view |
B |
1997-02-14 00:00:00.0 |
INPUT OUTPUT INC |
IO |
WELLINGTON MANAGEMENT CO LLP |
5.6% |
view |