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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.

Q1 2022 vs. Q4 2021

How the institutions holding Ion Geophysical Corp changed between Q4 2021 and Q1 2022.

All holders in Q1 2022All holders in Q4 2021

13F holders of IO: Q4 2021 compared with Q1 2022
MeasureQ4 2021Of which not filed for Q1 2022Q1 2022Change
Holders37230−5
Shares4.90M745.20M+304.5K (+6.2%)
Value$4.31M$0$4.53M+$224.0K (+5.2%)

2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (5)

Institutions that held Ion Geophysical Corp at the end of Q1 2022 but not at the end of Q4 2021.

Institutions new to IO in Q1 2022
InstitutionSharesValue% of portfolio
Renaissance Technologies LLC232,053$202.0K0.00%
Group One Trading, L.P.89,646$78.0K0.00%
Citadel Advisors LLC50,699$44.0K0.00%
Trustcore Financial Services, LLC54$00.00%
IFP Advisors, Inc19––

Sold out (10)

Institutions that held Ion Geophysical Corp at the end of Q4 2021 and filed for Q1 2022 without it.

Institutions that sold out of IO in Q1 2022
InstitutionShares, Q4 2021Value, Q4 2021
DuPont Capital Management Corp64,534$57.0K
Squarepoint Ops LLC37,170$33.0K
Cetera Advisors LLC27,005$24.0K
Summit Financial Wealth Advisors, LLC19,800$20.0K
Engineers Gate Manager LP14,782$13.0K
Sanders Morris Harris LLC14,100$12.0K
Quadrature Capital Ltd11,204$10.0K
Bank of America Corp51$0
Chilton Capital Management LLC66$0
Wolverine Asset Management LLC360$0

Not filed for Q1 2022 yet (2)

Institutions that held Ion Geophysical Corp at the end of Q4 2021 and haven't filed a 13F for Q1 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IO in Q4 2021 that haven't filed for Q1 2022
InstitutionShares, Q4 2021Value, Q4 2021
Castle Financial & Retirement Planning Associates, Inc.8$0
Crescent Capital Consulting, LLC66$0