Senior insider sale
Chief Financial Officer at INSMED INC — senior position signals high conviction
$23.38M
243.78K shares
BONSTEIN SARA plans to sell 243.78K shares of INSMED INC valued at approximately $23.38M. 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.
Stock Plan Activity
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Stock Plan Activity
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Stock Plan Activity
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Stock Plan Activity
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| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
7/21/2025 | Stock Plan Activity n/a | 47.89K | — |
6/1/2025 | Stock Plan Activity n/a | 574.00 | — |
5/12/2025 | Stock Plan Activity n/a | 535.00 | — |
5/11/2025 | Stock Plan Activity n/a | 3.30K | — |
1/7/2025 | Stock Plan Activity n/a | 2.30K | — |
1/6/2025 | Stock Plan Activity n/a | 2.53K | — |
1/4/2025 | Stock Plan Activity n/a | 1.28K | — |
| Total | 58.40K | ||
Completed
Units to sell
57.76K
Market value
$5.54M
Units to sell
57.77K
Market value
$5.88M
Units to sell
57.77K
Market value
$5.15M
Units to sell
1.58K
Market value
$112.9K
Units to sell
1.63K
Market value
$107.2K
Units to sell
8.87K
Market value
$601.5K
Planned — Approximate Date
Units to sell
58.40K
Market value
$5.99M
Units
243.78K
Value
$23.38M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
7/7/2025 | 57.76K | $5.54M | — | Completed |
6/23/2025 | 57.77K | $5.88M | — | 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 | ||||
7/21/2025 | 58.40K | $5.99M | NASDAQ | Planned |
| Total | 243.78K | $23.38M | ||