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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:
AVIDITY BIOSCIENCES INC: RNA
Price: 1/10/25 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
$29.46 $56.00 $9.93 $3,515 119 1,157 0.0% 16.0% 106.02% 4.85%
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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
    
 
LEVIN ARTHUR A
DIR
JB
---
22,500
---
9/6/24
---
---
22,500
New
I
---
9/10/24 - 6:26:42 pm
2
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
OS
$225,947
5,000
---
8/19/24
---
$45.19
14,830
-25.2
D
10b
8/21/24 - 4:30:34 pm
3
    
 
LEVIN ARTHUR A
DIR
OE
$6,200
5,000
---
8/19/24
---
$1.24
19,830
33.7
D
10b
8/21/24 - 4:30:34 pm
4
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$1,213,822
28,000
---
8/6/24
---
$43.35
205,043
-12.0
D
10b
8/7/24 - 5:46:57 pm
5
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$34,720
28,000
---
8/6/24
---
$1.24
233,043
13.7
D
10b
8/7/24 - 5:46:57 pm
6
    
 
MORIARTY JOHN B
LO
JB
---
25,000
---
8/1/24
---
---
25,000
New
D
R
8/5/24 - 9:11:53 am
7
    
 
MORIARTY JOHN B
LO
3
---
---
---
8/1/24
---
---
---
---
---
---
8/5/24 - 9:06:57 am
8
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
AS
$225,069
5,000
---
7/19/24
---
$45.01
14,830
-25.2
D
10b
7/23/24 - 4:22:33 pm
9
    
 
LEVIN ARTHUR A
DIR
OE
$6,200
5,000
---
7/19/24
---
$1.24
19,830
33.7
D
10b
7/23/24 - 4:22:33 pm
10
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$1,118,082
28,000
---
7/9/24
---
$39.93
205,043
-12.0
D
10b
7/11/24 - 4:07:00 pm
11
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$34,720
28,000
---
7/9/24
---
$1.24
233,043
13.7
D
10b
7/11/24 - 4:07:00 pm
12
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
OS
$187,951
5,000
---
6/20/24
---
$37.59
14,830
-25.2
D
10b
6/21/24 - 4:19:38 pm
13
    
 
LEVIN ARTHUR A
DIR
OE
$6,200
5,000
---
6/20/24
---
$1.24
19,830
33.7
D
10b
6/21/24 - 4:19:38 pm
14
    
 
MCCARTHY TERESA
HR
AS
$385,972
9,864
---
6/18/24
---
$39.13
32,171
-23.5
D
R,10b
6/20/24 - 6:49:28 pm
15
9m
2
0%
201%
2
MACLEAN MICHAEL F
CFO
AS
$439,345
11,228
---
6/18/24
---
$39.13
57,865
-16.3
D
R,10b
6/20/24 - 6:48:40 pm
16
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
AS
$1,255,040
32,074
---
6/18/24
---
$39.13
142,543
-18.4
D
R,10b
6/20/24 - 6:47:54 pm
17
    
 
FLANAGAN W MICHAEL
O
AS
$395,445
10,106
---
6/18/24
---
$39.13
50,765
-16.6
D
R,10b
6/20/24 - 6:47:12 pm
18
    
 
MCCARTHY TERESA
HR
JB
---
50,000
---
6/17/24
---
---
57,171
697.3
D
R,10b
6/20/24 - 6:49:28 pm
19
    
 
MACLEAN MICHAEL F
CFO
JB
---
50,000
---
6/17/24
---
---
82,865
152.1
D
R,10b
6/20/24 - 6:48:40 pm
20
    
 
BOYCE SARAH
PR,CEO,DIR
JB
---
125,000
---
6/17/24
---
---
205,043
156.2
D
R,10b
6/20/24 - 6:47:54 pm
21
    
 
FLANAGAN W MICHAEL
O
JB
---
50,000
---
6/17/24
---
---
75,765
194.1
D
R,10b
6/20/24 - 6:47:12 pm
22
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$11,588,306
300,000
6/12/24
6/14/24
$35.73
$40.08
112,117
-72.8
D
10b
6/14/24 - 6:58:21 pm
23
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$372,000
300,000
6/12/24
6/14/24
---
$1.24
276,350
---
D
10b
6/14/24 - 6:58:21 pm
24
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
AS
$3,807,410
100,000
6/12/24
6/13/24
$35.07
$40.08
153,872
-39.4
I
10b
6/14/24 - 7:03:48 pm
25
9m
2
0%
201%
2
MACLEAN MICHAEL F
CFO
OS
$3,723,142
104,245
---
6/12/24
---
$35.72
44,093
-70.3
D
10b
6/14/24 - 7:07:47 pm
26
    
 
MACLEAN MICHAEL F
CFO
OE
$919,441
104,245
---
6/12/24
---
$8.82
148,338
236.4
D
10b
6/14/24 - 7:07:47 pm
27
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$767,780
28,000
---
6/4/24
---
$27.42
112,117
-20.0
D
10b
6/5/24 - 5:46:17 pm
28
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$34,720
28,000
---
6/4/24
---
$1.24
140,117
25.0
D
10b
6/5/24 - 5:46:17 pm
29
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
OS
$149,481
5,000
---
5/20/24
---
$29.90
14,830
-25.2
D
10b
5/21/24 - 5:05:29 pm
30
    
 
LEVIN ARTHUR A
DIR
OE
$6,200
5,000
---
5/20/24
---
$1.24
19,830
33.7
D
10b
5/21/24 - 5:05:29 pm
31
9m
2
0%
201%
2
MACLEAN MICHAEL F
CFO
OS
$2,121,045
75,000
---
5/14/24
---
$28.28
44,093
-63.0
D
10b
5/16/24 - 6:25:46 pm
32
    
 
MACLEAN MICHAEL F
CFO
OE
$661,500
75,000
---
5/14/24
---
$8.82
119,093
170.1
D
10b
5/16/24 - 6:25:46 pm
33
    
 
SKERJANEC SIMONA
DIR
3
---
---
---
5/14/24
---
---
---
---
---
---
5/16/24 - 6:15:29 pm
34
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
AS
$715,050
28,000
---
5/7/24
---
$25.54
112,117
-20.0
D
R,10b
5/7/24 - 9:52:58 pm
35
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$34,720
28,000
---
5/7/24
---
$1.24
140,117
25.0
D
R,10b
5/7/24 - 9:52:58 pm
36
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
OS
$114,123
5,000
---
4/19/24
---
$22.82
14,830
-25.2
D
10b
4/22/24 - 5:28:56 pm
37
    
 
LEVIN ARTHUR A
DIR
OE
$6,200
5,000
---
4/19/24
---
$1.24
19,830
33.7
D
10b
4/22/24 - 5:28:56 pm
38
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
S
$542,214
20,000
---
4/3/24
---
$27.11
253,872
-7.3
I
---
4/3/24 - 8:26:45 pm
39
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$734,919
28,000
---
4/2/24
---
$26.25
112,117
-20.0
D
R
4/3/24 - 6:16:42 pm
40
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$34,720
28,000
---
4/2/24
---
$1.24
140,117
25.0
D
R
4/3/24 - 6:16:42 pm
41
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
OS
$119,848
5,000
---
3/19/24
---
$23.97
14,830
-25.2
D
---
3/21/24 - 4:10:36 pm
42
    
 
LEVIN ARTHUR A
DIR
OE
$6,200
5,000
---
3/19/24
---
$1.24
19,830
33.7
D
---
3/21/24 - 4:10:36 pm
43
9m
2
0%
201%
2
MACLEAN MICHAEL F
CFO
OS
$980,760
40,000
---
3/13/24
---
$24.52
44,093
-47.6
D
R
3/15/24 - 4:12:24 pm
44
    
 
MACLEAN MICHAEL F
CFO
OE
$352,800
40,000
---
3/13/24
---
$8.82
84,093
90.7
D
R
3/15/24 - 4:12:24 pm
45
1y
10
90%
-42%
3
LEVIN ARTHUR A
DIR
OS
$609,017
27,641
---
3/12/24
---
$22.00
14,830
-65.1
D
R
3/12/24 - 8:41:21 pm
46
    
 
LEVIN ARTHUR A
DIR
OE
$31,000
25,000
---
3/12/24
---
$1.24
42,471
143.1
D
R
3/12/24 - 8:41:21 pm
47
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$2,430,392
112,000
3/8/24
3/12/24
$21.39
$22.63
112,117
-50.0
D
R
3/12/24 - 5:29:35 pm
48
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$138,880
112,000
3/8/24
3/12/24
---
$1.24
196,117
133.1
D
R
3/12/24 - 5:29:35 pm
49
1y
3
100%
-59%
5
BOYCE SARAH
PR,CEO,DIR
OS
$1,691,306
84,000
---
3/1/24
---
$20.13
112,117
-42.8
D
R
3/5/24 - 4:53:17 pm
50
    
 
BOYCE SARAH
PR,CEO,DIR
OE
$104,160
84,000
---
3/1/24
---
$1.24
196,117
74.9
D
R
3/5/24 - 4:53:17 pm
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