H. Elizabeth Mitchell serves as Executive at PLATINUM UNDERWRITERS HOLDINGS LTD, where they oversee executive responsibilities. Since joining the company, H. Elizabeth Mitchell has executed 105 insider transactions totaling $16.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 19, 2025 involved receiving (via award) 95 shares valued at $0.
H. Elizabeth Mitchell currently holds 10,845 shares of PLATINUM UNDERWRITERS HOLDINGS LTD (PTP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, H. Elizabeth Mitchell has been a net seller of PTP stock. They have purchased $420.6K and sold $16.1M worth of shares.
H. Elizabeth Mitchell's most recent insider trade was on Dec 19, 2025, when they sold 95 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jun 27, 2025 | PFG | $0 | Award | 101 | $N/A | Discretionary |
| May 21, 2024 | PFG | $0 | Award | 2,395 | $N/A | Discretionary |
| May 3, 2024 | SIGI | $0 | Award | 1,141 | $N/A | Discretionary |
| Mar 28, 2024 | PFG | $0 | Award | 43 | $N/A | Discretionary |
| Dec 20, 2023 | PFG | $0 | Award | 45 | $N/A | Discretionary |
| Sep 29, 2023 | PFG | $0 | Award | 47 | $N/A | Discretionary |
| Jun 30, 2023 | PFG | $0 | Award | 44 | $N/A | Discretionary |
| May 16, 2023 | PFG | $0 | Award | 2,750 | $N/A | Discretionary |
| May 5, 2023 | SIGI | $0 | Award | 1,065 | $N/A | Discretionary |
| Mar 31, 2023 | PFG | $0 | Award | 21 | $N/A | Discretionary |
| Dec 19, 2022 | PFG | $0 | Award | 18 | $N/A | Discretionary |
| Sep 30, 2022 | PFG | $0 | Award | 21 | $N/A | Discretionary |
| Jun 24, 2022 | PFG | $0 | Award | 22 | $N/A | Discretionary |
| May 18, 2022 | PFG | $0 | Award | 2,373 | $N/A | Discretionary |
| May 6, 2022 | SIGI | $0 | Award | 1,172 | $N/A | Discretionary |
| Apr 30, 2021 | SIGI | $0 | Award | 2,168 | $N/A | Discretionary |
| May 7, 2020 | SIGI | $0 | Award | 3,575 | $N/A | Discretionary |
| May 3, 2019 | SIGI | $0 | Award | 1,129 | $N/A | Discretionary |
| May 4, 2018 | SIGI | $0 | Award | 2,488 | $N/A | Discretionary |
| Mar 2, 2016 | RNR | $261.7K | Payment | 2,277 | $114.93 | Discretionary |
| Mar 2, 2016 | RNR | $66.0K | Payment | 574 | $114.93 | Discretionary |
| Mar 2, 2016 | RNR | $300.9K | Payment | 2,618 | $114.93 | Discretionary |
| Mar 1, 2016 | RNR | $88.2K | Payment | 768 | $114.78 | Discretionary |
| Feb 18, 2016 | RNR | $76.6K | Disposition | 670 | $114.33 | Discretionary |
| Jan 12, 2016 | RNR | $0 | Award | 4,690 | $N/A | Discretionary |
| Dec 8, 2015 | RNR | $0 | Gift | 6,500 | $N/A | Discretionary |
| May 11, 2015 | RNR | $0 | Award | 7,366 | $N/A | Discretionary |
| May 11, 2015 | RNR | $0 | Award | 6,138 | $N/A | Discretionary |