Quick Takeaways
- ION GEOPHYSICAL CORP has 16 insiders with reported activity on this page.
- No net insider buy/sell flow is currently reported for the last year.
- Recent transaction rows are not currently available.
Insider Transactions Reported by 16 Insiders of ION GEOPHYSICAL CORP
- Location
- Houston, TX
What Changed
- No meaningful buy/sell imbalance is currently visible in the one-year window.
- Activity will update as new Forms 3/4/5 are filed.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsInsider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 01 May 2025.
Buys
$0
Shares: 0
Insiders: 0
Sells
$0
Shares: 0
Insiders: 0
Net
$0
Shares: 0
Insiders: 0
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
ION GEOPHYSICAL CORP executives and other stock owners filed with the SEC include:
Top shareholders of ION GEOPHYSICAL CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Gates Capital Management, Inc. |
3/4/5
|
10%+ Owner |
—
mixed-class rows
|
6,142,846
mixed-class rows
|
$6,285,545 | — | 21 Sep 2021 | |
| James M. Lapeyre Jr. |
3/4/5
|
Director |
—
class O/S missing
|
1,639,850
|
$1,311,881 | — | 01 Mar 2022 | |
| Christopher Theron Usher |
3/4/5
|
President & CEO, Director |
—
class O/S missing
|
328,372
|
$262,698 | — | 11 May 2022 | |
| Ken Williamson |
3/4/5
|
EVP, Innov & Strat Mktg |
—
class O/S missing
|
184,258
|
$147,406 | — | 11 May 2022 | |
| Michael L. Morrison |
3/4/5
|
EVP & CFO |
—
class O/S missing
|
118,082
|
$94,466 | — | 11 May 2022 | |
| Matthew R. Powers |
3/4/5
|
EVP, Gen Counsel & Corp Secy |
—
class O/S missing
|
96,932
|
$77,546 | — | 11 May 2022 | |
| Dale J. Lambert |
3/4/5
|
EVP, E&P Technology & Services |
—
class O/S missing
|
78,915
|
$63,132 | — | 08 Jul 2022 | |
| Sheila M. Rodermund |
3/4/5
|
EVP, Operations Optimization |
—
class O/S missing
|
48,179
|
$38,543 | — | 08 Jul 2022 | |
| John N. Seitz |
3/4/5
|
Director |
—
class O/S missing
|
28,759
|
$23,007 | — | 01 Mar 2022 | |
| S. James Nelson |
3/4/5
|
Director |
—
class O/S missing
|
26,766
|
$21,413 | — | 01 Mar 2022 | |
| Scott Schwausch |
3/4/5
|
VP, Finance & Corp Controller |
—
class O/S missing
|
24,898
|
$19,918 | — | 27 Jul 2022 | |
| Michael Y. Mcgovern |
3/4/5
|
Director |
—
class O/S missing
|
9,793
|
$7,834 | — | 01 Mar 2022 | |
| Gary L. Pittman |
3/4/5
|
Director |
—
class O/S missing
|
4,711
|
$3,769 | — | 01 Mar 2022 | |
| Mark J. Doran |
3/4/5
|
Director |
—
class O/S missing
|
4,711
|
$3,769 | — | 01 Mar 2022 | |
| ShaoHua Zhang |
3/4/5
|
Director |
—
class O/S missing
|
4,623
|
$3,698 | — | 01 Mar 2022 |
Recent Insider Transactions by Companies or Individuals for ION GEOPHYSICAL CORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* An asterisk sign (*) next to the price indicates that the price is likely invalid.