FLAMMER MARTINA M.D. (Chief Medical Officer) sold 13.5% of their position (12.95K shares) of INSMED INC on the open market
Open‑market sale worth $1.30M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 5/13/2026ACC: 0001796960-26-000012
Officer· Chief Medical Officer
Since Dec 2019
-12.95K
Net shares
Net seller
$1.30M
Total sold
2
Open market trades
0B · 2S
4
Total transactions
12.95K acquired · 25.90K disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
+12.95K
Price / share
$17.07
Trade value
$221.04K
% of position
15.6%
5/11/2026
83.24K→96.19K
Common Stock
Direct
Shares
−12.12K
Price / share
$100.35
Trade value
$1.22M
% of position
12.6%
5/11/2026
96.19K→84.07K
Common Stock
Direct
Shares
−830.00
Price / share
$101.18
Trade value
$83.98K
% of position
1.0%
5/11/2026
84.07K→83.24K
Total
Net shares
+0.00
Net value
-$1.08M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 5/11/2026 | M · Option Exercise | +12.95K | $17.07 | $221.04K | 15.6% | 83.24K | 96.19K |
| Common Stock Direct | 5/11/2026 | S · Sale | −12.12K | $100.35 | $1.22M | 12.6% | 96.19K | 84.07K |
| Common Stock Direct | 5/11/2026 | S · Sale | −830.00 | $101.18 | $83.98K | 1.0% | 84.07K | 83.24K |
| Total | +0.00 | -$1.08M | ||||||
Derivative Transactions1
Stock Option (right to buy)
Direct
Converts to
Common Stock
12.95K shares
Shares
−12.95K
Strike price
17.07
Held after
0.00
Exercisable
—
5/11/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Common Stock12.95K shares | 5/11/2026 | M · Option Exercise | −12.95K | 17.07 | — | 0.00 |