Carla S. Mashinski serves as Executive at GULFMARK OFFSHORE INC, where they oversee executive responsibilities. Since joining the company, Carla S. Mashinski has executed 49 insider transactions totaling $874.6K, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 8, 2025 involved selling 2,082 shares valued at $281.4K.
Carla S. Mashinski currently holds 21,530 shares of GULFMARK OFFSHORE INC (GMRK), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Carla S. Mashinski has been a net seller of GMRK stock. They have purchased $0 and sold $874.6K worth of shares.
Carla S. Mashinski's most recent insider trade was on Dec 8, 2025, when they sold 2,082 shares at $135.14 per share.
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| $N/A |
| Discretionary |
| Jul 30, 2025 | PRIM | $0 | Award | 499 | $N/A | Discretionary |
| Jul 25, 2025 | RNGR | $51.8K | Disposition | 4,191 | $12.35 | Discretionary |
| Jul 25, 2025 | RNGR | $172.5K | Option Exercise | 13,971 | $12.35 | Discretionary |
| Jul 31, 2024 | PRIM | $0 | Award | 615 | $N/A | Discretionary |
| Jun 12, 2024 | PRIM | $209.4K | Sale | 3,883 | $53.92 | Discretionary |
| May 1, 2024 | PRIM | $0 | Award | 800 | $N/A | Discretionary |
| Feb 21, 2024 | PRIM | $0 | Award | 998 | $N/A | Discretionary |
| Nov 2, 2023 | PRIM | $0 | Award | 975 | $N/A | Discretionary |
| Aug 2, 2023 | PRIM | $0 | Award | 1,107 | $N/A | Discretionary |
| May 3, 2023 | PRIM | $0 | Award | 1,283 | $N/A | Discretionary |
| Feb 22, 2023 | PRIM | $0 | Award | 1,515 | $N/A | Discretionary |
| Nov 3, 2022 | PRIM | $0 | Award | 1,724 | $N/A | Discretionary |
| Aug 3, 2022 | PRIM | $0 | Award | 1,211 | $N/A | Discretionary |
| May 4, 2022 | PRIM | $0 | Award | 1,119 | $N/A | Discretionary |
| Feb 24, 2022 | PRIM | $0 | Award | 1,206 | $N/A | Discretionary |
| Nov 3, 2021 | PRIM | $0 | Award | 1,111 | $N/A | Discretionary |
| Aug 3, 2021 | PRIM | $0 | Award | 916 | $N/A | Discretionary |
| May 4, 2021 | PRIM | $0 | Award | 802 | $N/A | Discretionary |
| Feb 19, 2021 | PRIM | $0 | Award | 1,054 | $N/A | Discretionary |
| Nov 5, 2020 | PRIM | $0 | Award | 1,221 | $N/A | Discretionary |
| Sep 3, 2020 | UNT | $0 | Other | 30,775 | $N/A | Discretionary |
| Jul 31, 2020 | PRIM | $0 | Award | 1,298 | $N/A | Discretionary |
| May 1, 2020 | PRIM | $0 | Award | 1,493 | $N/A | Discretionary |
| Feb 21, 2020 | PRIM | $0 | Award | 2,093 | $N/A | Discretionary |
| Aug 2, 2019 | PRIM | $0 | Award | 2,411 | $N/A | Discretionary |
| May 22, 2019 | CRR | $0 | Award | 15,000 | $N/A | Discretionary |
| May 2, 2019 | UNT | $0 | Award | 9,098 | $N/A | Discretionary |
| May 3, 2018 | UNT | $0 | Award | 5,539 | $N/A | Discretionary |