Senior insider sale
Chief Financial Officer at INSMED INC — senior position signals high conviction
$11.85M
127.61K shares
What this filing means
BONSTEIN SARA plans to sell 127.61K shares of INSMED INC valued at approximately $11.85M. 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: 6/23/2025ACC: 0002007317-25-000618
Officer· Chief Financial Officer
Since Jan 2020
127.61K
Shares to sell
$11.85M
Approx. market value
57.77K
Acquired (3 months)
1
Planned
4 completed
Securities Acquired — Last 3 Months5
Stock plan activity
n/a
6/23/2025
47.89KStock plan activity
n/a
6/1/2025
492.00Stock plan activity
n/a
5/12/2025
458.00Stock plan activity
n/a
5/11/2025
2.82KStock plan activity
n/a
5/11/2024
6.10KTotal acquired57.77K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
6/23/2025 | Stock plan activity n/a | 47.89K | — |
6/1/2025 | Stock plan activity n/a | 492.00 | — |
5/12/2025 | Stock plan activity n/a | 458.00 | — |
5/11/2025 | Stock plan activity n/a | 2.82K | — |
5/11/2024 | Stock plan activity n/a | 6.10K | — |
| Total | 57.77K | ||
Planned & Completed Dispositions5
Completed
—Completed
Units to sell
57.77K
Market value
$5.15M
6/10/2025
—Completed
Units to sell
1.58K
Market value
$112.9K
6/3/2025
—Completed
Units to sell
1.63K
Market value
$107.2K
5/14/2025
—Completed
Units to sell
8.87K
Market value
$601.5K
5/13/2025
Planned — Approximate Date
NASDAQPlanned
Units to sell
57.77K
Market value
$5.88M
6/23/2025
Total
Units
127.61K
Value
$11.85M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
6/10/2025 | 57.77K | $5.15M | — | Completed |
6/3/2025 | 1.58K | $112.9K | — | Completed |
5/14/2025 | 1.63K | $107.2K | — | Completed |
5/13/2025 | 8.87K | $601.5K | — | Completed |
| Planned — Approximate Date | ||||
6/23/2025 | 57.77K | $5.88M | NASDAQ | Planned |
| Total | 127.61K | $11.85M | ||