Senior insider sale
Chief Medical Officer at INSMED INC — senior position signals high conviction
$1.30M
12.95K shares
What this filing means
FLAMMER MARTINA M.D. plans to sell 12.95K shares of INSMED INC valued at approximately $1.30M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 5/11/2026ACC: 0001628280-26-033619
Officer· Chief Medical Officer
Since Dec 2019
12.95K
Shares to sell
$1.30M
Approx. market value
12.95K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Stock Plan Activity
n/a
5/11/2026
12.95KTotal acquired12.95K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
5/11/2026 | Stock Plan Activity n/a | 12.95K | — |
| Total | 12.95K | ||
Planned & Completed Dispositions1
NASDAQPlanned
Units to sell
12.95K
Market value
$1.30M
5/11/2026
Total
Units
12.95K
Value
$1.30M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
5/11/2026 | 12.95K | $1.30M | NASDAQ | Planned |
| Total | 12.95K | $1.30M | ||