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 S  AS  JS*  OS  OS*  3
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 JS
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Detailed Insider History For:
'HACKER SEVERIN'

<<PREV
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12
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#
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Insider Statistics
T N H M S
Insider Title
Company Name
Ticker
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
SIC Code
SIC Sector
SIC Industry
SIC Sub-Industry
Input Date
1
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,147,198
10,000
---
10/20/25
$305.86
$324.10
72
-99.3
D
R,10b
7372
Services
Business Services
Services- Prepackaged Software
10/22/25 - 8:16:42 pm
2
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
10/20/25
---
$38.08
10,072
13,888.9
D
R,10b
7372
Services
Business Services
Services- Prepackaged Software
10/22/25 - 8:16:42 pm
3
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,216,303
10,000
---
10/6/25
$317.31
$328.75
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
10/7/25 - 4:13:22 pm
4
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
10/6/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
10/7/25 - 4:13:22 pm
5
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$2,889,373
10,000
---
9/19/25
$286.77
$290.78
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
9/22/25 - 4:17:34 pm
6
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
9/19/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
9/22/25 - 4:17:34 pm
7
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$2,685,462
10,000
---
9/5/25
$264.75
$271.57
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
9/9/25 - 8:09:16 am
8
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
9/5/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
9/9/25 - 8:09:16 am
9
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JS
---
10,000
---
8/20/25
---
---
---
All
I
---
7372
Services
Business Services
Services- Prepackaged Software
8/22/25 - 5:09:30 pm
10
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
10,000
---
8/20/25
---
---
10,000
New
I
---
7372
Services
Business Services
Services- Prepackaged Software
8/22/25 - 5:09:30 pm
11
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,445,587
10,000
---
8/19/25
$339.15
$363.05
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
8/21/25 - 8:43:16 pm
12
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
8/19/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
8/21/25 - 8:43:16 pm
13
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,444,077
10,000
---
8/5/25
$339.32
$355.06
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
8/7/25 - 9:10:53 pm
14
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
8/5/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
8/7/25 - 9:10:53 pm
15
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,603,336
10,000
---
7/21/25
$355.31
$370.05
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
7/22/25 - 8:46:03 pm
16
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
7/21/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
7/22/25 - 8:46:03 pm
17
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,928,885
10,000
---
7/7/25
$386.90
$396.73
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
7/9/25 - 5:11:04 pm
18
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
7/7/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
7/9/25 - 5:11:04 pm
19
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$4,711,993
10,000
---
6/20/25
$466.43
$481.35
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
6/23/25 - 8:29:21 pm
20
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
6/20/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
6/23/25 - 8:29:21 pm
21
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JS
---
60,000
---
6/6/25
---
---
---
All
I
---
7372
Services
Business Services
Services- Prepackaged Software
6/10/25 - 5:37:53 pm
22
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
60,000
---
6/6/25
---
---
60,000
New
I
---
7372
Services
Business Services
Services- Prepackaged Software
6/10/25 - 5:37:53 pm
23
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,143,601
10,000
---
4/21/25
$309.73
$323.88
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
4/23/25 - 4:12:02 pm
24
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
4/21/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
4/23/25 - 4:12:02 pm
25
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$2,924,302
10,000
---
4/7/25
$276.80
$314.80
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
4/9/25 - 4:07:45 pm
26
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$380,800
10,000
---
4/7/25
---
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
4/9/25 - 4:07:45 pm
27
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$2,982,515
10,000
---
3/19/25
$289.15
$304.22
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
3/21/25 - 6:59:46 pm
28
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$374,838
10,000
---
3/19/25
$14.42
$38.08
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
3/21/25 - 6:59:46 pm
29
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$2,905,357
10,000
---
3/5/25
$286.16
$294.74
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
3/6/25 - 8:54:47 pm
30
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$144,200
10,000
---
3/5/25
---
$14.42
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
3/6/25 - 8:54:47 pm
31
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$4,339,354
10,000
---
2/19/25
$430.37
$438.98
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
2/21/25 - 4:32:50 pm
32
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$144,200
10,000
---
2/19/25
---
$14.42
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
2/21/25 - 4:32:50 pm
33
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$3,914,552
10,000
---
2/5/25
$386.68
$409.40
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
2/6/25 - 7:27:34 pm
34
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
10,000
---
2/5/25
---
---
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
2/6/25 - 7:27:34 pm
35
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OS
$3,339,535
10,000
---
1/21/25
$327.06
$347.14
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
1/23/25 - 4:40:02 pm
36
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
OE
$144,200
10,000
---
1/21/25
---
$14.42
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
1/23/25 - 4:40:02 pm
37
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$3,362,318
10,000
---
1/6/25
$333.34
$347.04
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
1/7/25 - 4:06:51 pm
38
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
10,000
---
1/6/25
---
---
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
1/7/25 - 4:06:51 pm
39
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$3,368,203
10,000
---
12/19/24
$334.21
$343.86
72
-99.3
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/20/24 - 4:16:54 pm
40
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
10,000
---
12/19/24
---
---
10,072
13,888.9
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/20/24 - 4:16:54 pm
41
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$14,845,949
43,826
---
12/13/24
$335.14
$344.54
72
-99.8
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/16/24 - 4:20:20 pm
42
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
43,826
---
12/13/24
---
---
43,898
60,869.4
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/16/24 - 4:20:20 pm
43
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$14,129,045
41,521
---
12/12/24
$336.91
$344.72
72
-99.8
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/13/24 - 5:09:58 pm
44
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
41,521
---
12/12/24
---
---
41,593
57,668.1
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/13/24 - 5:09:58 pm
45
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$64,139,080
188,901
---
12/11/24
$321.29
$352.72
72
-100.0
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/13/24 - 4:04:38 pm
46
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
188,901
---
12/11/24
---
---
188,973
262,362.5
D
10b
7372
Services
Business Services
Services- Prepackaged Software
12/13/24 - 4:04:38 pm
47
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JS
---
3,000
---
11/27/24
---
---
---
All
I
---
7372
Services
Business Services
Services- Prepackaged Software
12/2/24 - 8:31:55 pm
48
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
3,000
---
11/12/24
---
---
3,000
New
I
---
7372
Services
Business Services
Services- Prepackaged Software
12/2/24 - 8:31:55 pm
49
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
AS
$1,664,920
10,000
---
8/1/24
$163.58
$173.18
---
All
I
10b
7372
Services
Business Services
Services- Prepackaged Software
8/2/24 - 4:34:14 pm
50
    
 
CTO,F,DIR,BO
DUOLINGO INC
DUOL
JB
---
10,000
---
8/1/24
---
---
10,000
New
I
10b
7372
Services
Business Services
Services- Prepackaged Software
8/2/24 - 4:34:14 pm
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