Timothy B. Lowinger serves as Executive at Mersana Therapeutics, Inc., where they oversee executive responsibilities. Since joining the company, Timothy B. Lowinger has executed 102 insider transactions totaling $2.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 16, 2024 involved selling 10,409 shares valued at $28.2K.
Timothy B. Lowinger currently holds 199,329 shares of Mersana Therapeutics, Inc. (MRSN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Timothy B. Lowinger has been a net seller of MRSN stock. They have purchased $0 and sold $2.1M worth of shares.
Timothy B. Lowinger's most recent insider trade was on Jan 16, 2024, when they sold 10,409 shares at $2.71 per share.
Get notified when new Form 4 filings are submitted
| $N/A |
| Planned |
| Jan 15, 2024 | MRSN | $0 | Option Exercise | 7,916 | $N/A | Planned |
| Jan 14, 2024 | MRSN | $0 | Option Exercise | 4,792 | $N/A | Planned |
| Jan 13, 2024 | MRSN | $0 | Option Exercise | 9,375 | $N/A | Planned |
| Jan 17, 2023 | MRSN | $35.8K | Sale | 6,233 | $5.74 | Discretionary |
| Jan 15, 2023 | MRSN | $0 | Option Exercise | 7,917 | $N/A | Discretionary |
| Jan 15, 2023 | MRSN | $0 | Option Exercise | 7,292 | $N/A | Discretionary |
| Jan 14, 2023 | MRSN | $0 | Option Exercise | 4,792 | $N/A | Discretionary |
| Dec 14, 2022 | MRSN | $37.1K | Option Exercise | 24,250 | $1.53 | Discretionary |
| Dec 14, 2022 | MRSN | $15.6K | Option Exercise | 11,111 | $1.40 | Discretionary |
| Jan 18, 2022 | MRSN | $28.1K | Sale | 4,741 | $5.92 | Discretionary |
| Jan 14, 2022 | MRSN | $0 | Option Exercise | 15,209 | $N/A | Discretionary |
| Dec 20, 2021 | MRSN | $63.8K | Option Exercise | 45,593 | $1.40 | Discretionary |
| Aug 20, 2021 | MRSN | $13.7K | Option Exercise | 2,216 | $6.16 | Discretionary |
| Aug 20, 2021 | MRSN | $24.4K | Sale | 2,216 | $11.01 | Discretionary |
| Jul 20, 2021 | MRSN | $13.7K | Option Exercise | 2,227 | $6.16 | Discretionary |
| Jul 20, 2021 | MRSN | $27.0K | Sale | 2,227 | $12.11 | Discretionary |
| Jul 19, 2021 | MRSN | $102.1K | Sale | 8,496 | $12.02 | Discretionary |
| Jul 16, 2021 | MRSN | $97.0K | Sale | 7,775 | $12.47 | Discretionary |
| Jul 15, 2021 | MRSN | $0 | Option Exercise | 40,000 | $N/A | Discretionary |
| Jul 8, 2021 | MRSN | $28.0K | Option Exercise | 20,000 | $1.40 | Discretionary |
| Jul 1, 2021 | MRSN | $6.6K | Option Exercise | 1,877 | $3.51 | Discretionary |
| Jul 1, 2021 | MRSN | $55 | Option Exercise | 9 | $6.16 | Discretionary |
| Jul 1, 2021 | MRSN | $25.6K | Sale | 1,886 | $13.60 | Discretionary |
| Jun 21, 2021 | MRSN | $7 | Option Exercise | 2 | $3.51 | Discretionary |
| Jun 21, 2021 | MRSN | $28 | Sale | 2 | $13.78 | Discretionary |
| Jun 21, 2021 | MRSN | $13.7K | Option Exercise | 2,218 | $6.16 | Discretionary |
| Jun 21, 2021 | MRSN | $30.6K | Sale | 2,218 | $13.78 | Discretionary |
| May 20, 2021 | MRSN | $31.4K | Sale | 2,227 | $14.10 | Discretionary |