Who owns INSM stock?
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Who owns INSM stock?
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INSM Ownership & Insider Activity
Institutional Ownership
Top Holders
| Holder | Shares | Value |
|---|---|---|
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
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Recent Insider Trades
| Name | Type | Shares | Date |
|---|---|---|---|
| Smith Michael Alexander | 6.1K | 2026-05-22 | |
| Lewis William | 11.8K | 2026-05-18 | |
| Lewis William | 6.3K | 2026-05-18 | |
| Lewis William | 5.8K | 2026-05-18 | |
| Lewis William | 6.3K | 2026-05-18 | |
| Lewis William | 8.0K | 2026-05-18 | |
| Flammer Martina M.D. | 10.5K | 2026-05-14 | |
| SCHAFER CAROL | 3.3K | 2026-05-13 | |
| SHAROKY MELVIN MD | 3.3K | 2026-05-13 | |
| Desjardins Clarissa | 3.3K | 2026-05-13 |