Flammer Martina M.D. insider trades
Flammer Martina M.D. has filed 42 Form 4s with the SEC that we hold, all for INSMED Inc (INSM), as Chief Medical Officer. Across all of them we count 0 purchases worth $0 and 88 sales worth $86.7M reported on Form 4. In the last 12 months: 0 purchases ($0) and 40 sales ($23.3M). The largest single trade was a sale of 63,782 shares of INSMED Inc worth $9.3M, dated 2025-09-02. The first filing on our record is dated 2022-01-07 and the latest 2026-08-07.
INSMED Inc (INSM)
Chief Medical Officer · 42 filings · 88 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed | Source |
|---|---|---|---|---|---|
| 2022-01-05 | S, sale reported on Form 4 | 1,423 | $39.3K | 2022-01-07 | SEC |
| 2022-01-11 | S, sale reported on Form 4 | 1,495 | $37.5K | 2022-01-13 | SEC |
| 2022-05-16 | S, sale reported on Form 4 | 1,574 | $29.1K | 2022-05-18 | SEC |
| 2023-01-05 | S, sale reported on Form 4 | 1,374 | $27.1K | 2023-01-06 | SEC |
| 2023-01-10 | S, sale reported on Form 4 | 3,439 | $62.1K | 2023-01-12 | SEC |
| 2023-05-15 | S, sale reported on Form 4 | 2,576 | $49.7K | 2023-05-17 | SEC |
| 2023-05-16 | S, sale reported on Form 4 | 1,718 | $31.7K | 2023-05-17 | SEC |
| 2023-06-13 | S, sale reported on Form 4 | 8,868 | $170.9K | 2023-06-15 | SEC |
| 2023-12-22 | S, sale reported on Form 4 | 28,310 | $849.3K | 2023-12-22 | SEC |
| 2024-01-05 | S, sale reported on Form 4 | 1,386 | $40.5K | 2024-01-05 | SEC |
| 2024-01-09 | S, sale reported on Form 4 | 4,715 | $136.8K | 2024-01-11 | SEC |
| 2024-01-10 | S, sale reported on Form 4 | 1,245 | $36.0K | 2024-01-11 | SEC |
| 2024-01-12 | S, sale reported on Form 4 | 4,667 | $133.6K | 2024-01-12 | SEC |
| 2024-05-14 | S, sale reported on Form 4 | 10,640 | $271.0K | 2024-05-15 | SEC |
| 2024-05-17 | S, sale reported on Form 4 | 4,642 | $116.5K | 2024-05-17 | SEC |
| 2024-05-28 | S, sale reported on Form 4 | 103,806 | $5.2M | 2024-05-30 | SEC |
| 2024-05-30 | S, sale reported on Form 4 | 21,195 | $1.2M | 2024-05-30 | SEC |
| 2024-06-10 | S, sale reported on Form 4 | 21,195 | $1.3M | 2024-06-12 | SEC |
| 2024-09-06 | S, sale reported on Form 4 | 9,064 | $658.1K | 2024-09-10 | SEC |
| 2024-09-06 | S, sale reported on Form 4 | 76,455 | $5.4M | 2024-09-10 | SEC |
| 2024-09-06 | S, sale reported on Form 4 | 63,483 | $4.5M | 2024-09-10 | SEC |
| 2024-09-12 | S, sale reported on Form 4 | 635 | $47.6K | 2024-09-16 | SEC |
| 2024-09-13 | S, sale reported on Form 4 | 26,969 | $2.0M | 2024-09-16 | SEC |
| 2024-09-16 | S, sale reported on Form 4 | 13,436 | $1.0M | 2024-09-16 | SEC |
| 2025-01-07 | S, sale reported on Form 4 | 3,344 | $220.4K | 2025-01-10 | SEC |
| 2025-01-08 | S, sale reported on Form 4 | 1,702 | $112.6K | 2025-01-10 | SEC |
| 2025-01-10 | S, sale reported on Form 4 | 1,371 | $87.4K | 2025-01-10 | SEC |
| 2025-01-10 | S, sale reported on Form 4 | 4,801 | $305.4K | 2025-01-10 | SEC |
| 2025-01-14 | S, sale reported on Form 4 | 1,384 | $95.1K | 2025-01-16 | SEC |
| 2025-02-06 | S, sale reported on Form 4 | 33,055 | $2.7M | 2025-02-07 | SEC |
| 2025-02-07 | S, sale reported on Form 4 | 60 | $4.8K | 2025-02-07 | SEC |
| 2025-02-10 | S, sale reported on Form 4 | 5,089 | $398.8K | 2025-02-12 | SEC |
| 2025-02-10 | S, sale reported on Form 4 | 23,010 | $1.8M | 2025-02-12 | SEC |
| 2025-02-10 | S, sale reported on Form 4 | 9,729 | $749.3K | 2025-02-12 | SEC |
| 2025-05-13 | S, sale reported on Form 4 | 8,408 | $570.1K | 2025-05-15 | SEC |
| 2025-05-14 | S, sale reported on Form 4 | 1,744 | $114.4K | 2025-05-15 | SEC |
| 2025-05-15 | S, sale reported on Form 4 | 9,925 | $649.8K | 2025-05-19 | SEC |
| 2025-05-16 | S, sale reported on Form 4 | 1,799 | $121.5K | 2025-05-19 | SEC |
| 2025-06-03 | S, sale reported on Form 4 | 1,686 | $120.5K | 2025-06-04 | SEC |
| 2025-06-10 | S, sale reported on Form 4 | 25,740 | $2.3M | 2025-06-12 | SEC |
| 2025-06-11 | S, sale reported on Form 4 | 19,423 | $1.8M | 2025-06-12 | SEC |
| 2025-08-04 | S, sale reported on Form 4 | 8,715 | $954.3K | 2025-08-06 | SEC |
| 2025-09-02 | S, sale reported on Form 4 | 63,782 | $9.3M | 2025-09-04 | SEC |
| 2025-09-02 | S, sale reported on Form 4 | 34,615 | $5.1M | 2025-09-04 | SEC |
| 2025-09-02 | S, sale reported on Form 4 | 35,245 | $5.0M | 2025-09-04 | SEC |
| 2025-09-02 | S, sale reported on Form 4 | 19,066 | $2.7M | 2025-09-04 | SEC |
| 2025-09-02 | S, sale reported on Form 4 | 5,877 | $834.7K | 2025-09-04 | SEC |
| 2025-09-02 | S, sale reported on Form 4 | 28,063 | $4.0M | 2025-09-04 | SEC |
| 2025-11-11 | S, sale reported on Form 4 | 2,913 | $556.5K | 2025-11-13 | SEC |
| 2025-11-11 | S, sale reported on Form 4 | 12,224 | $2.3M | 2025-11-13 | SEC |
| 2025-11-11 | S, sale reported on Form 4 | 5,467 | $1.0M | 2025-11-13 | SEC |
| 2025-11-11 | S, sale reported on Form 4 | 10,622 | $2.0M | 2025-11-13 | SEC |
| 2025-12-01 | S, sale reported on Form 4 | 1,450 | $298.7K | 2025-12-03 | SEC |
| 2025-12-01 | S, sale reported on Form 4 | 1,559 | $323.9K | 2025-12-03 | SEC |
| 2025-12-01 | S, sale reported on Form 4 | 5,886 | $1.2M | 2025-12-03 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 3,205 | $546.8K | 2026-01-06 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 2,836 | $485.5K | 2026-01-06 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 286 | $49.2K | 2026-01-06 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 1,820 | $315.7K | 2026-01-06 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 702 | $123.4K | 2026-01-06 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 2,799 | $473.8K | 2026-01-06 | SEC |
| 2026-01-05 | S, sale reported on Form 4 | 655 | $114.2K | 2026-01-06 | SEC |
| 2026-01-06 | S, sale reported on Form 4 | 4,783 | $829.7K | 2026-01-08 | SEC |
| 2026-01-06 | S, sale reported on Form 4 | 1,615 | $279.9K | 2026-01-08 | SEC |
| 2026-01-06 | S, sale reported on Form 4 | 957 | $167.5K | 2026-01-08 | SEC |
| 2026-01-06 | S, sale reported on Form 4 | 2,830 | $493.0K | 2026-01-08 | SEC |
| 2026-01-07 | S, sale reported on Form 4 | 1,434 | $252.2K | 2026-01-08 | SEC |
| 2026-01-08 | S, sale reported on Form 4 | 3,251 | $566.2K | 2026-01-08 | SEC |
| 2026-01-08 | S, sale reported on Form 4 | 1,660 | $288.6K | 2026-01-08 | SEC |
| 2026-01-09 | S, sale reported on Form 4 | 1,887 | $351.3K | 2026-01-13 | SEC |
| 2026-02-02 | S, sale reported on Form 4 | 100 | $15.7K | 2026-02-04 | SEC |
| 2026-02-02 | S, sale reported on Form 4 | 3,042 | $472.9K | 2026-02-04 | SEC |
| 2026-02-02 | S, sale reported on Form 4 | 3,349 | $517.6K | 2026-02-04 | SEC |
| 2026-02-02 | S, sale reported on Form 4 | 928 | $142.1K | 2026-02-04 | SEC |
| 2026-02-02 | S, sale reported on Form 4 | 563 | $85.6K | 2026-02-04 | SEC |
| 2026-02-03 | S, sale reported on Form 4 | 795 | $123.8K | 2026-02-04 | SEC |
| 2026-02-05 | S, sale reported on Form 4 | 869 | $132.5K | 2026-02-06 | SEC |
| 2026-05-11 | S, sale reported on Form 4 | 12,119 | $1.2M | 2026-05-13 | SEC |
| 2026-05-11 | S, sale reported on Form 4 | 830 | $84.0K | 2026-05-13 | SEC |
| 2026-05-13 | S, sale reported on Form 4 | 4,470 | $504.0K | 2026-05-15 | SEC |
| 2026-05-13 | S, sale reported on Form 4 | 3,384 | $393.2K | 2026-05-15 | SEC |
| 2026-05-14 | S, sale reported on Form 4 | 10,479 | $1.2M | 2026-05-15 | SEC |
| 2026-06-03 | S, sale reported on Form 4 | 2,566 | $262.4K | 2026-06-05 | SEC |
| 2026-06-05 | S, sale reported on Form 4 | 1,858 | $192.8K | 2026-06-05 | SEC |
| 2026-07-06 | S, sale reported on Form 4 | 4,854 | $529.2K | 2026-07-08 | SEC |
| 2026-07-06 | S, sale reported on Form 4 | 7,448 | $823.7K | 2026-07-08 | SEC |
| 2026-08-06 | S, sale reported on Form 4 | 8,895 | $1.1M | 2026-08-07 | SEC |
| 2026-08-06 | S, sale reported on Form 4 | 18,278 | $2.4M | 2026-08-07 | SEC |
Source
Counted from the Form 4 filings this reporting owner (SEC CIK 1796960) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
