967 filings
Page 7 of 49
3
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2 Mar 21
ION GEOPHYSICAL / Sheila M Rodermund ownership change
4:18pm
3
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26 Feb 21
ION GEOPHYSICAL / ShaoHua Zhang ownership change
4:19pm
8-K
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26 Feb 21
Financial Statements and Exhibits
4:17pm
8-K
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24 Feb 21
ION receives shareholder approval for bond restructuring transactions
12:00am
SC 13G
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19 Feb 21
ION GEOPHYSICAL / SABBY MANAGEMENT ownership change
2:48pm
SC 13G
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19 Feb 21
ION GEOPHYSICAL / Empery Asset Management ownership change
11:27am
DEFA14A
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19 Feb 21
Additional proxy soliciting materials
8:30am
DEFA14A
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18 Feb 21
Additional proxy soliciting materials
4:20pm
424B5
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18 Feb 21
Prospectus supplement for primary offering
12:00am
8-K
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18 Feb 21
ION Announces $10.5 Million Registered Direct Offering
12:00am
S-1/A
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12 Feb 21
IPO registration (amended)
5:20pm
DEFA14A
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12 Feb 21
Additional proxy soliciting materials
12:00am
8-K
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12 Feb 21
ION announces amended restructuring support agreement
12:00am
8-K
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11 Feb 21
ION announces new appointment to its Board of Directors
4:23pm
SC 13G/A
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11 Feb 21
ION GEOPHYSICAL / RENAISSANCE TECHNOLOGIES ownership change
9:44am
8-K
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11 Feb 21
ION reports fourth quarter and full year 2020 results
9:03am
UPLOAD
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5 Feb 21
Letter from SEC
12:00am
UPLOAD
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5 Feb 21
Letter from SEC
12:00am