LARSON RODERICK A.
SEC CIK 1550150 · EDGAR
BoughtSold
Most active insiders at NPKI, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Piontek Gregg | SVP, CFO | — | $2.49M |
| 2 | LANIGAN MATTHEW | Pres, CEO, Dir | — | $2.42M |
| 3 | Briggs Lori | VP, Pres, Ind. Solutions | — | $391.4K |
| 4 | Fruge Mary Celeste | VP, GC | — | $162.9K |
| 5 | ROBESON ROSE M | Dir | — | $134.9K |
| 6 | Lewis Michael A | Dir | — | $112.5K |
| 7 | Warren Matthew James | CAO | — | $40.1K |
| 8 | Barton III Alvin James | EVP Commercial Growth, Ops | — | — |
| 9 | Pederson Kristen J. | Dir | — | — |
| 10 | Meer Claudia Michel | Dir | — | — |
| 13 | LARSON RODERICK A. | Dir | — | — |
Transactions 16
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-21 17:14 | 2026-05-20 | NPKI | NPK International Inc. | LARSON RODERICK A. | Dir | A - Grant | $0.00 | +8,558 | 23.7K | +57% | $0 | |
| I | 2026-05-19 17:15 | 2026-05-18 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | S - Sale | $38.27 | -5,000 | 397.3K | -1% | -$191.4K |
| 2026-02-26 | 2026-02-24 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | F - Tax | $37.22 | -38.2K | 251.4K | -13% | -$1.42M | |
| 2025-05-19 | 2025-05-15 | NPKI | NPK International Inc. | LARSON RODERICK A. | Dir | A - Grant | $0.00 | +15.1K | 15.1K | New | $0 | |
| 2025-02-26 | 2025-02-24 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | A - Grant | $0.00 | +91.8K | 393.8K | +30% | $0 | |
| 2025-02-26 | 2025-02-25 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | F - Tax | $22.09 | -41.0K | 352.8K | -10% | -$906.7K | |
| 2024-05-20 | 2024-05-16 | NPKI | NPK International Inc. | LARSON RODERICK A. | Dir | A - Grant | $0.00 | +16.1K | 16.1K | New | $0 | |
| 2024-02-28 | 2024-02-26 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | F - Tax | $21.97 | -59.9K | 423.1K | -12% | -$1.32M | |
| 2024-02-27 | 2024-02-23 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | A - Grant | $0.00 | +101.0K | 483.1K | +26% | $0 | |
| A | 2023-05-26 | 2023-05-18 | NPKI | NPK International Inc. | LARSON RODERICK A. | Dir | A - Grant | $0.00 | +32.1K | 32.1K | New | $0 |
| 2023-05-22 | 2023-05-18 | NPKI | NPK International Inc. | LARSON RODERICK A. | Dir | A - Grant | $0.00 | +38.6K | 224.0K | +21% | $0 | |
| 2023-02-28 | 2023-02-24 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | A - Grant | $0.00 | +96.9K | 490.0K | +25% | $0 | |
| 2023-02-28 | 2023-02-27 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | F - Tax | $19.79 | -35.9K | 454.1K | -7% | -$710.8K | |
| 2022-05-20 | 2022-05-19 | NPKI | NPK International Inc. | LARSON RODERICK A. | Dir | A - Grant | $0.00 | +36.5K | 185.4K | +25% | $0 | |
| 2022-03-01 | 2022-02-25 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | A - Grant | $0.00 | +104.2K | 572.0K | +22% | $0 | |
| 2022-03-01 | 2022-02-28 | OII | OCEANEERING INTERNATIONAL INC | LARSON RODERICK A. | Pres, CEO, Dir | F - Tax | $14.14 | -32.8K | 539.2K | -6% | -$463.8K |
Purchase Sale Sale after option exercise All abbreviations