LEWIS WILLIAM

PrivateCIK: 1402051
Location

BRIDGEWATER, NJ

LEWIS WILLIAM (Chair and CEO) sold 4.0% of their position (10.70K shares) of INSMED INC on the open market

Open‑market sale worth $1.26M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderLEWIS WILLIAMCIK 1402051
IssuerINSMED INCCIK 1104506
DirectorOfficer· Chair and CEO
Since Mar 2026
-10.70K
Net shares
Net seller
$1.26M
Total sold
3
Open market trades
0B · 3S
7
Total transactions
10.70K acquired · 21.40K disposed
Non-Derivative Transactions5

Common Stock

Direct
M · Option Exercise

Shares

+6.26K

Price / share

$30.46

Trade value

$190.65K

% of position

2.4%
7/9/2026
259.06K265.32K

Common Stock

Direct
M · Option Exercise

Shares

+4.44K

Price / share

$17.16

Trade value

$76.19K

% of position

1.7%
7/9/2026
265.32K269.76K

Common Stock

Direct
S · Sale

Shares

5K

Price / share

$116.55

Trade value

$583.33K

% of position

1.9%
7/9/2026
269.76K264.75K

Common Stock

Direct
S · Sale

Shares

2.33K

Price / share

$117.62

Trade value

$274.64K

% of position

0.9%
7/9/2026
264.75K262.42K

Common Stock

Direct
S · Sale

Shares

3.36K

Price / share

$118.52

Trade value

$398.11K

% of position

1.3%
7/9/2026
262.42K259.06K
Total

Net shares

+0.00

Net value

-$989.24K

Derivative Transactions2

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

6.26K shares

Shares

6.26K

Strike price

30.46

Held after

6.26K

Exercisable

7/9/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

4.44K shares

Shares

4.44K

Strike price

17.16

Held after

4.44K

Exercisable

7/9/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned233.92K
Total
233.92K indirect233.92K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported