FLAMMER MARTINA M.D. (Chief Medical Officer) sold 22.0% of their position (18.33K shares) of INSMED INC on the open market
Open‑market sale worth $2.13M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 3 sales
Filed: 5/15/2026ACC: 0001796960-26-000014
Officer· Chief Medical Officer
Since Dec 2019
-18.33K
Net shares
Net seller
$2.13M
Total sold
3
Open market trades
0B · 3S
3
Total transactions
18.33K disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
−4.47K
Price / share
$112.76
Trade value
$504.04K
% of position
5.4%
5/13/2026
83.24K→78.77K
Common Stock
Direct
Shares
−3.38K
Price / share
$116.18
Trade value
$393.15K
% of position
4.3%
5/13/2026
78.77K→75.39K
Common Stock
Direct
Shares
−10.48K
Price / share
$117.54
Trade value
$1.23M
% of position
13.9%
5/14/2026
75.39K→64.91K
Total
Net shares
−18.33K
Net value
-$2.13M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 5/13/2026 | S · Sale | −4.47K | $112.76 | $504.04K | 5.4% | 83.24K | 78.77K |
| Common Stock Direct | 5/13/2026 | S · Sale | −3.38K | $116.18 | $393.15K | 4.3% | 78.77K | 75.39K |
| Common Stock Direct | 5/14/2026 | S · Sale | −10.48K | $117.54 | $1.23M | 13.9% | 75.39K | 64.91K |
| Total | −18.33K | -$2.13M | ||||||
Derivative Transactions0
No derivative transactions reported