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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
DYNE THERAPEUTICS INC: DYN
Price: 8/21/26 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
$26.10 $27.31 $11.92 $4,874 187 2,223 0.0% 15.1% 103.74% 0.24%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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#
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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
18
61%
43%
2
HIGH SUSANNA GATTI
COO
AS
$168,060
5,270
---
9/11/24
---
$31.89
140,612
-3.6
D
10b
9/11/24 - 4:13:05 pm
2
1y
27
56%
27%
2
SCALZO RICHARD WILLIAM
VP,FO
OS
$4,052,851
126,074
---
9/6/24
$32.14
$32.63
101,426
-55.4
D
---
9/10/24 - 4:05:48 pm
3
    
 
SCALZO RICHARD WILLIAM
VP,FO
OE
$1,463,376
116,478
---
9/6/24
$5.54
$10.88
227,500
104.9
D
---
9/10/24 - 4:05:48 pm
4
1y
22
100%
-59%
1
KERSTEN DIRK
DIR
AS
$55,242
1,577
---
9/5/24
---
$35.03
398,423
-0.4
I
10b
9/9/24 - 4:05:07 pm
5
1y
2
50%
64%
3
COX JOHN
CEO,PR,DIR
B
$1,057,216
32,000
---
9/4/24
$32.57
$33.09
8,000
---
I
---
9/4/24 - 5:42:18 pm
6
    
 
KERR DOUGLAS
O
JB
---
47,500
---
9/3/24
---
---
47,500
New
D
R
9/3/24 - 6:22:45 pm
7
    
 
FRIEDL NADERER JOHANNA
O
3
---
---
---
9/3/24
---
---
---
---
---
---
9/3/24 - 6:20:06 pm
8
    
 
FRIEDL NADERER JOHANNA
O
JB
---
58,400
---
9/3/24
---
---
58,400
New
D
R
9/3/24 - 6:16:28 pm
9
    
 
KERR DOUGLAS
O
3
---
---
---
9/3/24
---
---
---
---
---
---
9/3/24 - 6:14:09 pm
10
1y
22
100%
-59%
1
KERSTEN DIRK
DIR
AS
$1,427,063
31,300
---
8/30/24
$45.49
$46.01
400,000
-7.3
I
10b
9/4/24 - 4:05:03 pm
11
1y
22
100%
-59%
1
KERSTEN DIRK
DIR
AS
$6,045,783
134,261
8/28/24
8/29/24
$44.41
$45.81
431,300
-23.7
I
10b
8/30/24 - 4:05:13 pm
12
1y
22
100%
-59%
1
KERSTEN DIRK
DIR
AS
$6,950,453
154,900
8/26/24
8/27/24
---
$44.28
565,561
-21.5
I
10b
8/28/24 - 4:05:04 pm
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