BONSTEIN SARA

PrivateCIK: 1604019
Location

BRUDGEWATER, NJ

BONSTEIN SARA (Chief Financial Officer) sold 38.2% of their position (57.77K shares) of INSMED INC on the open market

Open‑market sale worth $5.88M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderBONSTEIN SARACIK 1604019
IssuerINSMED INCCIK 1104506
Officer· Chief Financial Officer
Since Jan 2020
-57.77K
Net shares
Net seller
$5.88M
Total sold
2
Open market trades
0B · 2S
6
Total transactions
47.89K acquired · 105.65K disposed
Non-Derivative Transactions4

Common Stock

Direct
M · Option Exercise

Shares

+35.25K

Price / share

$18.95

Trade value

$668.04K

% of position

34.1%
6/23/2025
103.41K138.66K

Common Stock

Direct
M · Option Exercise

Shares

+12.64K

Price / share

$19.74

Trade value

$249.43K

% of position

9.1%
6/23/2025
138.66K151.30K

Common Stock

Direct
S · Sale

Shares

49.10K

Price / share

$101.71

Trade value

$4.99M

% of position

32.5%
6/23/2025
151.30K102.20K

Common Stock

Direct
S · Sale

Shares

8.66K

Price / share

$102.15

Trade value

$884.72K

% of position

8.5%
6/23/2025
102.20K93.54K
Total

Net shares

9.88K

Net value

-$4.96M

Derivative Transactions2

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

35.25K shares

Shares

35.25K

Strike price

18.95

Held after

99.01K

Exercisable

6/23/2025

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

12.64K shares

Shares

12.64K

Strike price

19.74

Held after

25.12K

Exercisable

6/23/2025
BONSTEIN SARA — Insider Transaction (Form 4) Filed Jun 25, 2025 | Finecho