Michael Alexander Smith serves as Executive at INSMED Inc, where they oversee executive responsibilities. Since joining the company, Michael Alexander Smith has executed 58 insider transactions totaling $20.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 8, 2026 involved selling 1,053 shares valued at $183.4K.
Michael Alexander Smith currently holds 57,037 shares of INSMED Inc (INSM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael Alexander Smith has been a net seller of INSM stock. They have purchased $0 and sold $20.3M worth of shares.
Michael Alexander Smith's most recent insider trade was on Jan 8, 2026, when they sold 1,053 shares at $174.17 per share.
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| $175.07 |
| Discretionary |
| Jan 6, 2026 | INSM | $242.0K | Sale | 1,396 | $173.33 | Discretionary |
| Nov 3, 2025 | INSM | $741.6K | Sale | 4,032 | $183.92 | Discretionary |
| Nov 3, 2025 | INSM | $294.2K | Sale | 1,572 | $187.15 | Discretionary |
| Nov 3, 2025 | INSM | $676.0K | Sale | 3,636 | $185.93 | Discretionary |
| Nov 3, 2025 | INSM | $599.7K | Sale | 3,243 | $184.91 | Discretionary |
| Nov 3, 2025 | INSM | $263.2K | Sale | 1,400 | $187.97 | Discretionary |
| Nov 3, 2025 | INSM | $782.6K | Sale | 4,286 | $182.60 | Discretionary |
| Nov 3, 2025 | INSM | $1.4M | Sale | 7,619 | $181.88 | Discretionary |
| Nov 3, 2025 | INSM | $242.9K | Sale | 1,342 | $181.01 | Discretionary |
| Nov 3, 2025 | INSM | $644.3K | Option Exercise | 27,130 | $23.75 | Discretionary |
| Sep 2, 2025 | INSM | $156.3K | Sale | 1,100 | $142.06 | Discretionary |
| Sep 2, 2025 | INSM | $389.3K | Option Exercise | 12,780 | $30.46 | Discretionary |
| Sep 2, 2025 | INSM | $717.8K | Sale | 4,944 | $145.18 | Discretionary |
| Sep 2, 2025 | INSM | $1.2M | Sale | 8,300 | $144.16 | Discretionary |
| Sep 2, 2025 | INSM | $1.1M | Sale | 7,391 | $143.16 | Discretionary |
| Sep 2, 2025 | INSM | $172.6K | Sale | 1,183 | $145.89 | Discretionary |
| Sep 2, 2025 | INSM | $191.1K | Sale | 1,354 | $141.16 | Discretionary |
| Jul 15, 2025 | INSM | $95.6K | Sale | 933 | $102.51 | Discretionary |
| Jul 11, 2025 | INSM | $72.1K | Sale | 748 | $96.41 | Discretionary |
| Sep 13, 2024 | INSM | $1.4M | Sale | 18,871 | $74.16 | Planned |
| Sep 13, 2024 | INSM | $672.8K | Sale | 9,000 | $74.75 | Planned |
| Sep 13, 2024 | INSM | $159.3K | Option Exercise | 7,000 | $22.76 | Planned |
| Aug 12, 2024 | INSM | $1.5M | Sale | 20,415 | $73.65 | Discretionary |
| Aug 12, 2024 | INSM | $4.9M | Sale | 67,655 | $72.75 | Discretionary |
| Aug 12, 2024 | INSM | $589.4K | Option Exercise | 34,530 | $17.07 | Discretionary |
| Aug 12, 2024 | INSM | $579.2K | Option Exercise | 41,640 | $13.91 | Discretionary |
| Aug 12, 2024 | INSM | $204.2K | Option Exercise | 11,900 | $17.16 | Discretionary |
| Jul 8, 2024 | INSM | $51.1K | Payment | 730 | $70.05 | Discretionary |