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.
13F holders, Q1 2022
Institutional positions in Ion Geophysical Corp as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
IO is no longer listed, so this page shows Q1 2022. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 30
- −5 vs. Q4 2021
- Shares held
- 5.20M
- +304.5K (+6.2%) vs. Q4 2021
- Total value
- $4.53M
- +$224.0K (+5.2%) vs. Q4 2021
- New holders
- 5
- 8 more added
- Sold out
- 10
- 9 more reduced
2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 1 | $1 |
| Q1 2025 | 1 | $1 |
| Q4 2024 | 3 | $22.0K |
| Q3 2024 | 3 | $22.0K |
| Q2 2024 | 3 | $22.0K |
| Q1 2024 | 2 | $0 |
| Q4 2023 | 3 | $0 |
| Q3 2023 | 3 | $0 |
| Q2 2023 | 2 | $0 |
| Q1 2023 | 2 | $5 |
| Q4 2022 | 2 | $5 |
| Q3 2022 | 2 | $2.00K |
| Q2 2022 | 6 | $2.66K |
| Q1 2022 | 30 | $4.53M |
| Q4 2021 | 37 | $4.31M |
| Q3 2021 | 35 | $7.21M |
| Q2 2021 | 40 | $18.9M |
| Q1 2021 | 38 | $7.18M |
Institutions, Q1 2022
Shares, value and share of portfolio for each institution holding Ion Geophysical Corp; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gates Capital Management, Inc. | 2,672,096 | $2.33M | 0.07% | 00.0% | Unchanged |
| Vanguard Group Inc | 1,009,992 | $881.0K | 0.00% | +99,682+11.0% | Added |
| Neuberger Berman Group LLC | 245,442 | $214.0K | 0.00% | −4,943−2.0% | Reduced |
| Renaissance Technologies LLC | 232,053 | $202.0K | 0.00% | +232,053 | New |
| BlackRock Inc. | 203,401 | $178.0K | 0.00% | −3,105−1.5% | Reduced |
| Geode Capital Management, LLC | 193,457 | $168.0K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 91,992 | $80.0K | 0.00% | +87,462+1,930.7% | Added |
| Group One Trading, L.P. | 89,646 | $78.0K | 0.00% | +89,646 | New |
| Millennium Management LLC | 78,597 | $69.0K | 0.00% | +51,269+187.6% | Added |
| State Street Corp | 59,010 | $51.0K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 57,400 | $50.0K | 0.00% | −35,000−37.9% | Reduced |
| Northern Trust Corp | 52,813 | $46.0K | 0.00% | −1,209−2.2% | Reduced |
| Citadel Advisors LLC | 50,699 | $44.0K | 0.00% | +50,699 | New |
| Raymond James Financial Services Advisors, Inc. | 36,390 | $32.0K | 0.00% | −1,980−5.2% | Reduced |
| UBS Group AG | 32,495 | $28.0K | 0.00% | +27,321+528.0% | Added |
| Goldman Sachs Group Inc | 23,337 | $20.0K | 0.00% | −55,266−70.3% | Reduced |
| Advisor Group Holdings, Inc. | 16,029 | $14.0K | 0.00% | +16,000+55,172.4% | Added |
| Virtu Financial LLC | 13,923 | $12.0K | 0.00% | −58,235−80.7% | Reduced |
| Jane Street Group, LLC | 10,142 | $9.00K | 0.00% | −8−0.1% | Reduced |
| Cutler Group LP | 9,569 | $8.00K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 9,450 | $8.00K | 0.00% | +898+10.5% | Added |
| Tower Research Capital LLC (TRC) | 8,254 | $7.00K | 0.00% | +5,232+173.1% | Added |
| Wells Fargo & Company | 2,265 | $2.00K | 0.00% | +1,950+619.0% | Added |
| National Bank of Canada | 1,380 | $1.00K | 0.00% | 00.0% | Unchanged |
| Your Advocates Ltd., LLP | 1,000 | $1.00K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 548 | $0 | 0.00% | −8,982−94.2% | Reduced |
| Bedel Financial Consulting, Inc. | 6 | $0 | 0.00% | 00.0% | Unchanged |
| Annapolis Financial Services, LLC | 25 | $0 | 0.00% | 00.0% | Unchanged |
| Trustcore Financial Services, LLC | 54 | $0 | 0.00% | +54 | New |
| IFP Advisors, Inc | 19 | – | – | +19 | New |
| DuPont Capital Management Corp | 0 | $0 | 0.00% | −64,534−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −37,170−100.0% | Sold out |
| Cetera Advisors LLC | 0 | $0 | 0.00% | −27,005−100.0% | Sold out |
| Summit Financial Wealth Advisors, LLC | 0 | $0 | 0.00% | −19,800−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −14,782−100.0% | Sold out |
| Sanders Morris Harris LLC | 0 | $0 | 0.00% | −14,100−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −11,204−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −51−100.0% | Sold out |
| Chilton Capital Management LLC | 0 | $0 | 0.00% | −66−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −360−100.0% | Sold out |
| Castle Financial & Retirement Planning Associates, Inc. | – | – | – | – | Not filed |
| Crescent Capital Consulting, LLC | – | – | – | – | Not filed |