290 filings
Page 4 of 15
4
hz2su9ve930u2
3 Mar 21
ION GEOPHYSICAL / ShaoHua Zhang ownership change
6:09pm
4
wtauos5jtzxk5twxdm
3 Mar 21
ION GEOPHYSICAL / Tina L Wininger ownership change
6:06pm
4
1xmhe1sm
3 Mar 21
ION GEOPHYSICAL / JOHN N SEITZ ownership change
6:05pm
4
tksin
3 Mar 21
ION GEOPHYSICAL / S James Nelson ownership change
6:04pm
4
kqu3x ijrg5snmhf
3 Mar 21
ION GEOPHYSICAL / MICHAEL Y MCGOVERN ownership change
6:03pm
4
vthwk y6r
3 Mar 21
ION GEOPHYSICAL / JAMES M LAPEYRE JR ownership change
6:02pm
4
098rgyr
3 Mar 21
ION GEOPHYSICAL / DAVID H BARR ownership change
5:59pm
3
6by1z jw59e
2 Mar 21
ION GEOPHYSICAL / Sheila M Rodermund ownership change
4:18pm
3
6lvqgs rm
26 Feb 21
ION GEOPHYSICAL / ShaoHua Zhang ownership change
4:19pm
SC 13G
7tz9l40u 04m6m46a5
19 Feb 21
ION GEOPHYSICAL / SABBY MANAGEMENT ownership change
2:48pm
SC 13G
uxvid38
19 Feb 21
ION GEOPHYSICAL / Empery Asset Management ownership change
11:27am
SC 13G/A
9tr xebfmja9sz8gc
11 Feb 21
ION GEOPHYSICAL / RENAISSANCE TECHNOLOGIES ownership change
9:44am
4
xsksg6 4nu
5 Jan 21
ION GEOPHYSICAL / Ken Williamson ownership change
4:21pm
4
7ql4v7
3 Dec 20
ION GEOPHYSICAL / MATTHEW R POWERS ownership change
4:43pm
4
ygl 0yet94t12gb9yi
3 Dec 20
ION GEOPHYSICAL / DALE J LAMBERT ownership change
4:42pm
4
y476j
3 Sep 20
ION GEOPHYSICAL / Christopher Theron Usher ownership change
4:31pm
4
veb50jk
12 Mar 20
ION GEOPHYSICAL / JAMES M LAPEYRE JR ownership change
6:00am
4
oepby tp5v9b1hud7qq
6 Mar 20
ION GEOPHYSICAL / MICHAEL L MORRISON ownership change
4:33pm
4
3szyq08
3 Mar 20
ION GEOPHYSICAL / S James Nelson ownership change
5:06pm
4
qyx5 u5g5nzmzrn42gt
3 Mar 20
ION GEOPHYSICAL / HUASHENG ZHENG ownership change
4:34pm