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 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ATRIUM THERAPEUTICS INC: RNA
Price: 2/20/26 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
$72.86 $73.06 $21.51 $11,255 155 2,172 0.0% 5.7% 92.73% 3.72%
Exch Sector Industry Sub-Industry
NasdaqGM 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
24
58%
1%
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
2
    
 
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
3
1y
24
58%
1%
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
4
1y
16
44%
23%
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
5
    
 
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
6
1y
24
58%
1%
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
7
    
 
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
8
1y
9
33%
57%
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
9
    
 
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
10
1y
24
58%
1%
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
11
    
 
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
12
1y
16
44%
23%
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
13
    
 
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
14
1y
16
44%
23%
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
15
    
 
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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