967 filings
Page 4 of 49
8-K
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12 Aug 21
ION reports second quarter 2021 results, 3D strategy contributes to 40% sequential revenue increase despite challenging market backdrop
8:39am
8-K
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16 Jul 21
ION announces preliminary second quarter 2021 results of ~$20 million, an
8:21am
8-K
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7 Jul 21
Amendments to Articles of Incorporation or Bylaws
4:32pm
3
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6 Jul 21
ION GEOPHYSICAL / GARY L PITTMAN ownership change
5:55pm
3
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6 Jul 21
ION GEOPHYSICAL / MARK J DORAN ownership change
5:52pm
8-K
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30 Jun 21
ION announces new appointments to its Board of Directors
4:20pm
8-K
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25 Jun 21
Submission of Matters to a Vote of Security Holders
5:06pm
SC 13D/A
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16 Jun 21
ION GEOPHYSICAL / LAPEYRE JAMES M JR ownership change
12:00am
SD
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28 May 21
Conflict minerals disclosure
4:21pm
4
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13 May 21
ION GEOPHYSICAL / Ken Williamson ownership change
4:42pm
4
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13 May 21
ION GEOPHYSICAL / Christopher Theron Usher ownership change
4:41pm
4
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13 May 21
ION GEOPHYSICAL / SCOTT SCHWAUSCH ownership change
4:39pm
4
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13 May 21
ION GEOPHYSICAL / Sheila M Rodermund ownership change
4:37pm
4
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13 May 21
ION GEOPHYSICAL / MATTHEW R POWERS ownership change
4:35pm
4
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13 May 21
ION GEOPHYSICAL / MICHAEL L MORRISON ownership change
4:32pm
4
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13 May 21
ION GEOPHYSICAL / DALE J LAMBERT ownership change
4:29pm
S-8
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11 May 21
Registration of securities for employees
4:52pm