Ion Geophysical Corp
IODelisted Jun 3, 2022- Industry
- Oil & Gas Field Exploration Services
- SEC CIK
- 0000866609
Ion Geophysical Corp was delisted on Jun 3, 2022; its insiders filed their last Form 4 on Jul 29, 2022; 30 institutions reported holding it in 13F filings for Q1 2022, worth $4.53M in total; no superinvestor held it.
Q4 2023 vs. Q3 2023
How the institutions holding Ion Geophysical Corp changed between Q3 2023 and Q4 2023.
All holders in Q4 2023All holders in Q3 2023
| Measure | Q3 2023 | Of which not filed for Q4 2023 | Q4 2023 | Change |
|---|---|---|---|---|
| Holders | 3 | 1 | 3 | +1 |
| Shares | 6.37K | 1.80K | 4.59K | +25 (+0.5%) |
| Value | $0 | $0 | $0 | $0 |
1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so the changes leave them out.
New holders (1)
Institutions that held Ion Geophysical Corp at the end of Q4 2023 but not at the end of Q3 2023.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Advisory Services Network, LLC | 25 | $0 | 0.00% |
Sold out (0)
Institutions that held Ion Geophysical Corp at the end of Q3 2023 and filed for Q4 2023 without it.
None.
Not filed for Q4 2023 yet (1)
Institutions that held Ion Geophysical Corp at the end of Q3 2023 and haven't filed a 13F for Q4 2023. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2023 | Value, Q3 2023 |
|---|---|---|
| Column Capital Advisors, LLC | 1,800 | $0 |