David P. Southwell serves as Executive at SEPRACOR INC /DE/, where they oversee executive responsibilities. Since joining the company, David P. Southwell has executed 232 insider transactions totaling $11.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 9, 2025 involved exercising options for 12,000 shares valued at $370.3K.
David P. Southwell currently holds 28,850 shares of SEPRACOR INC /DE/ (SEPR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David P. Southwell has been a net seller of SEPR stock. They have purchased $842.2K and sold $11.0M worth of shares.
David P. Southwell's most recent insider trade was on Sep 9, 2025, when they sold 12,000 shares at $30.86 per share.
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| $58.34 |
| Discretionary |
| Jun 18, 2025 | RCKT | $0 | Award | 30,000 | $N/A | Discretionary |
| May 8, 2024 | PTCT | $0 | Gift | 1,650 | $N/A | Discretionary |
| May 2, 2024 | RCKT | $0 | Gift | 59,716 | $N/A | Discretionary |
| May 2, 2024 | RCKT | $0 | Gift | 113,124 | $N/A | Discretionary |
| Apr 15, 2024 | RCKT | $128.6K | Option Exercise | 29,624 | $4.34 | Discretionary |
| Apr 15, 2024 | RCKT | $240.5K | Sale | 10,000 | $24.05 | Discretionary |
| Apr 12, 2024 | RCKT | $258.7K | Sale | 10,284 | $25.16 | Discretionary |
| Apr 12, 2024 | RCKT | $1.4M | Sale | 59,716 | $24.22 | Discretionary |
| Apr 12, 2024 | RCKT | $303.8K | Option Exercise | 70,000 | $4.34 | Discretionary |
| Feb 15, 2024 | PTCT | $0 | Award | 4,000 | $N/A | Discretionary |
| Apr 17, 2023 | PTCT | $266.8K | Sale | 5,188 | $51.43 | Planned |
| Apr 17, 2023 | PTCT | $205.8K | Option Exercise | 11,429 | $18.01 | Planned |
| Apr 17, 2023 | PTCT | $316.4K | Sale | 6,241 | $50.69 | Planned |
| Mar 31, 2023 | PTCT | $128.7K | Sale | 2,571 | $50.05 | Planned |
| Mar 31, 2023 | PTCT | $46.3K | Option Exercise | 2,571 | $18.01 | Planned |
| Mar 27, 2023 | PTCT | $240.7K | Sale | 5,301 | $45.41 | Planned |
| Mar 27, 2023 | PTCT | $4.6K | Sale | 100 | $46.03 | Planned |
| Mar 27, 2023 | PTCT | $270.5K | Option Exercise | 10,000 | $27.05 | Planned |
| Mar 27, 2023 | PTCT | $205.6K | Sale | 4,599 | $44.71 | Planned |
| Jan 5, 2023 | PTCT | $0 | Award | 4,000 | $N/A | Discretionary |
| May 18, 2022 | TCRX | $35.5K | Purchase | 10,000 | $3.55 | Discretionary |
| May 18, 2022 | TCRX | $54.3K | Purchase | 15,000 | $3.62 | Discretionary |
| Jan 7, 2022 | PTCT | $0 | Award | 3,200 | $N/A | Discretionary |
| Dec 23, 2021 | TCRX | $95.9K | Option Exercise | 48,670 | $1.97 | Discretionary |
| Sep 8, 2021 | TCRX | $96.0K | Purchase | 11,000 | $8.73 | Discretionary |
| Jan 6, 2021 | PTCT | $0 | Award | 1,650 | $N/A | Discretionary |
| Oct 16, 2020 | PTCT | $36.5K | Sale | 700 | $52.18 | Discretionary |
| Oct 16, 2020 | PTCT | $592.5K | Sale | 11,500 | $51.52 | Discretionary |