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 S  AS  JS*  OS  OS*  3
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 JS
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Detailed Insider History for:
INSMED INC: INSM
Price: 8/22/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$131.88 $133.56 $60.40 $27,876 211 3,924 0.0% 5.0% 104.42% 0.65%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
1y
6
100%
-25%
2
SHAROKY MELVIN MD
DIR
S
$1,295,000
10,000
---
8/20/25
---
$129.50
274,516
-3.5
D
---
8/21/25 - 5:07:31 pm
2
1y
13
23%
83%
1
ADSETT ROGER
COO
S
$3,189,586
25,000
---
8/19/25
$127.42
$128.27
105,637
-19.1
D
---
8/21/25 - 5:05:56 pm
3
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$881,470
6,865
---
8/18/25
$127.59
$129.47
233,924
-2.9
I
10b
8/20/25 - 4:28:49 pm
4
    
 
LEWIS WILLIAM
CB,CEO,DIR
OE
$74,485
6,865
---
8/18/25
---
$10.85
240,789
2.9
I
10b
8/20/25 - 4:28:49 pm
5
1y
19
37%
42%
2
SCHAEFFER ORLOV S NICOLE
HR
S
$1,273,364
10,000
---
8/14/25
$126.57
$128.16
79,764
-11.1
D
---
8/18/25 - 4:19:48 pm
6
    
 
SHAROKY MELVIN MD
DIR
JS
---
15,000
---
8/13/25
---
---
900
-94.3
I
---
8/14/25 - 4:21:46 pm
7
    
 
SHAROKY MELVIN MD
DIR
JS
---
6,100
---
8/13/25
---
---
284,516
-2.1
D
---
8/14/25 - 4:21:46 pm
8
    
 
SHAROKY MELVIN MD
DIR
JB
---
5,000
---
8/13/25
---
---
6,847
270.7
I
---
8/14/25 - 4:21:46 pm
9
1y
6
100%
-25%
2
SHAROKY MELVIN MD
DIR
S
$1,215,800
10,000
---
8/12/25
---
$121.58
290,616
-3.3
D
---
8/14/25 - 4:21:46 pm
10
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$750,008
6,830
---
8/4/25
$108.80
$110.91
233,924
-2.8
I
10b
8/6/25 - 4:21:35 pm
11
    
 
LEWIS WILLIAM
CB,CEO,DIR
OE
$74,106
6,830
---
8/4/25
---
$10.85
240,754
2.9
I
10b
8/6/25 - 4:21:35 pm
12
    
 
FLAMMER MARTINA M D
O
OS
$954,293
8,715
---
8/4/25
---
$109.50
83,111
-9.5
D
10b
8/6/25 - 4:19:29 pm
13
    
 
FLAMMER MARTINA M D
O
OE
$172,034
8,715
---
8/4/25
---
$19.74
91,826
10.5
D
10b
8/6/25 - 4:19:29 pm
14
1y
8
25%
64%
3
BONSTEIN SARA
CFO
OS
$5,996,094
58,400
---
7/21/25
$102.38
$103.03
73,505
-44.3
D
10b
7/23/25 - 4:35:37 pm
15
    
 
BONSTEIN SARA
CFO
OE
$1,466,711
47,888
---
7/21/25
$26.46
$34.03
131,905
57.0
D
10b
7/23/25 - 4:35:37 pm
16
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$699,220
6,830
---
7/15/25
$101.71
$103.32
233,924
-2.8
I
10b
7/15/25 - 5:53:29 pm
17
    
 
LEWIS WILLIAM
CB,CEO,DIR
OE
$74,106
6,830
---
7/15/25
---
$10.85
240,754
2.9
I
10b
7/15/25 - 5:53:29 pm
18
    
 
SMITH MICHAEL ALEXANDER
LO
AS
$167,757
1,681
7/11/25
7/15/25
$96.41
$102.51
66,394
-2.5
D
R,10b
7/15/25 - 5:52:26 pm
19
1y
8
25%
64%
3
BONSTEIN SARA
CFO
OS
$5,537,460
57,764
---
7/7/25
$95.66
$96.19
84,017
-40.7
D
10b
7/9/25 - 4:18:19 pm
20
    
 
BONSTEIN SARA
CFO
OE
$1,216,773
47,888
---
7/7/25
$19.74
$26.46
141,781
51.0
D
10b
7/9/25 - 4:18:19 pm
21
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$671,612
6,830
---
7/1/25
$97.73
$99.61
233,924
-2.8
I
10b
7/2/25 - 4:06:05 pm
22
    
 
LEWIS WILLIAM
CB,CEO,DIR
OE
$74,106
6,830
---
7/1/25
---
$10.85
240,754
2.9
I
10b
7/2/25 - 4:06:05 pm
23
1y
8
25%
64%
3
BONSTEIN SARA
CFO
OS
$5,879,089
57,765
---
6/23/25
$101.71
$102.15
93,536
-38.2
D
10b
6/25/25 - 4:18:35 pm
24
    
 
BONSTEIN SARA
CFO
OE
$917,479
47,889
---
6/23/25
$18.95
$19.74
151,301
46.3
D
10b
6/25/25 - 4:18:35 pm
25
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$13,031,681
129,805
---
6/16/25
$98.50
$101.23
233,924
-35.7
I
10b
6/18/25 - 4:16:57 pm
26
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$522,063
5,204
---
6/16/25
$98.51
$101.39
303,554
-1.7
D
10b
6/18/25 - 4:16:57 pm
27
    
 
LEWIS WILLIAM
CB,CEO,DIR
OE
$1,408,384
129,805
---
6/16/25
---
$10.85
363,729
55.5
I
10b
6/18/25 - 4:16:57 pm
28
1y
13
23%
83%
1
ADSETT ROGER
COO
AS
$1,056,004
10,686
---
6/16/25
$98.50
$99.32
130,637
-7.6
D
10b
6/18/25 - 4:15:33 pm
29
    
 
FLAMMER MARTINA M D
O
OS
$4,117,067
45,163
6/10/25
6/11/25
$88.64
$94.50
83,111
-35.2
D
10b
6/12/25 - 4:21:44 pm
30
    
 
FLAMMER MARTINA M D
O
OE
$1,012,631
45,163
6/10/25
6/11/25
---
$17.07
108,851
70.9
D
10b
6/12/25 - 4:21:44 pm
31
1y
19
37%
42%
2
SCHAEFFER ORLOV S NICOLE
HR
OS
$12,659,257
137,472
6/10/25
6/11/25
$88.64
$96.02
89,407
-60.6
D
10b
6/12/25 - 4:20:30 pm
32
    
 
SCHAEFFER ORLOV S NICOLE
HR
OE
$1,630,928
108,300
6/10/25
6/11/25
---
$13.91
188,579
134.9
D
10b
6/12/25 - 4:20:30 pm
33
1y
8
25%
64%
3
BONSTEIN SARA
CFO
OS
$5,148,024
57,766
---
6/10/25
$87.12
$91.66
103,412
-35.8
D
10b
6/12/25 - 4:19:16 pm
34
    
 
BONSTEIN SARA
CFO
OE
$862,884
47,890
---
6/10/25
---
$17.07
161,178
42.3
D
10b
6/12/25 - 4:19:16 pm
35
    
 
SMITH MICHAEL ALEXANDER
LO
AS
$138,107
1,879
---
6/5/25
---
$73.50
67,718
-2.7
D
10b
6/6/25 - 4:53:42 pm
36
    
 
SMITH MICHAEL ALEXANDER
LO
S
$103,532
1,448
---
6/3/25
---
$71.50
69,597
-2.0
D
R
6/4/25 - 5:38:11 pm
37
    
 
FLAMMER MARTINA M D
O
S
$120,549
1,686
---
6/3/25
---
$71.50
83,111
-2.0
D
R
6/4/25 - 5:37:32 pm
38
1y
13
23%
83%
1
ADSETT ROGER
COO
S
$132,990
1,860
---
6/3/25
---
$71.50
141,323
-1.3
D
R
6/4/25 - 5:36:55 pm
39
1y
8
25%
64%
3
BONSTEIN SARA
CFO
S
$112,899
1,579
---
6/3/25
---
$71.50
113,288
-1.4
D
R
6/4/25 - 5:36:27 pm
40
1y
19
37%
42%
2
SCHAEFFER ORLOV S NICOLE
HR
S
$117,403
1,642
---
6/3/25
---
$71.50
118,579
-1.4
D
R
6/4/25 - 4:42:21 pm
41
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$391,248
5,472
---
6/3/25
---
$71.50
308,758
-1.7
D
R,10b
6/4/25 - 4:40:24 pm
42
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$487,044
6,830
---
6/2/25
$70.23
$71.94
233,924
-2.8
I
R,10b
6/4/25 - 4:40:24 pm
43
    
 
LEWIS WILLIAM
CB,CEO,DIR
OE
$74,106
6,830
---
6/2/25
---
$10.85
240,754
2.9
I
R,10b
6/4/25 - 4:40:24 pm
44
    
 
SMITH MICHAEL ALEXANDER
LO
AS
$1,833,779
26,327
---
5/30/25
$68.56
$70.00
71,045
-27.0
D
10b
6/3/25 - 4:02:17 pm
45
    
 
SHAROKY MELVIN MD
DIR
JS
---
200
---
5/27/25
---
---
300,616
-0.1
D
---
5/29/25 - 4:46:56 pm
46
    
 
DESJARDINS CLARISSA
DIR
B
$201,694
3,025
5/20/25
5/21/25
---
$66.35
3,025
New
I
---
5/22/25 - 5:20:35 pm
47
    
 
SHAROKY MELVIN MD
DIR
JS
---
400
---
5/20/25
---
---
300,816
-0.1
D
---
5/22/25 - 5:22:52 pm
48
    
 
SHAROKY MELVIN MD
DIR
JB
---
400
---
5/20/25
---
---
100
---
I
---
5/22/25 - 5:22:52 pm
49
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$462,510
6,830
---
5/20/25
$66.90
$68.54
233,924
-2.8
I
10b
5/22/25 - 5:18:31 pm
50
1y
19
53%
28%
2
LEWIS WILLIAM
CB,CEO,DIR
OS
$1,424,447
21,057
---
5/20/25
$66.87
$68.49
314,230
-6.3
D
10b
5/22/25 - 5:18:31 pm
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