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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
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 JS
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Detailed Insider History for:
DUOLINGO INC: DUOL
Price: 3/13/26 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
$98.39 $544.93 $91.99 $4,619 41 2,645 0.0% 23.7% 94.55% 0.85%
Exch Sector Industry Sub-Industry
NasdaqGS Services Business Services Services- Prepackaged Software
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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
    
 
MEESE ROBERT
O
OB
$574,969
30,000
---
3/13/26
$8.15
$22.91
152,636
24.5
D
---
3/16/26 - 4:22:16 pm
2
1w
1
100%
3%
2
SHELTON JAMES H
DIR
B
$498,792
5,000
---
3/3/26
---
$99.76
9,632
107.9
D
---
3/4/26 - 4:49:44 pm
3
    
 
GLANCE NATALIE
O
OB
$147,462
24,252
---
2/27/26
$5.00
$7.11
139,632
21.0
D
---
3/3/26 - 4:11:59 pm
4
    
 
SKARUPPA MATTHEW
CFO
AS
$658,304
5,856
2/17/26
2/18/26
$110.06
$115.29
31,631
-15.6
D
R,10b
2/20/26 - 6:01:48 am
5
    
 
CHEN STEPHEN C
GC
AS
$313,927
2,797
2/17/26
2/18/26
$110.06
$115.47
30,545
-8.4
D
R,10b
2/20/26 - 6:01:42 am
6
    
 
GLANCE NATALIE
O
AS
$594,017
5,286
2/17/26
2/18/26
$110.06
$115.29
115,380
-4.4
D
R,10b
2/20/26 - 6:01:34 am
7
    
 
MEESE ROBERT
O
S
$110,060
1,000
---
2/17/26
---
$110.06
122,636
-0.8
D
R
2/20/26 - 6:01:54 am
8
    
 
CHEN STEPHEN C
GC
OB
$25,956
1,800
---
12/29/25
---
$14.42
33,342
5.7
D
---
12/30/25 - 5:12:12 pm
9
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JS
---
50,000
---
12/8/25
---
---
72
-99.9
D
---
12/9/25 - 6:41:19 pm
10
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
50,000
---
12/8/25
---
---
50,072
69,444.4
D
---
12/9/25 - 6:41:19 pm
11
    
 
GLANCE NATALIE
O
OB
$47,500
9,500
---
12/5/25
---
$5.00
120,666
8.5
D
---
12/9/25 - 4:17:43 pm
12
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$1,727,441
10,000
---
11/19/25
$169.57
$176.68
72
-99.3
D
10b
11/20/25 - 5:38:26 pm
13
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
11/19/25
---
$38.08
10,072
13,888.9
D
10b
11/20/25 - 5:38:26 pm
14
    
 
CHEN STEPHEN C
GC
AS
$494,397
2,796
11/17/25
11/18/25
$173.97
$177.19
31,542
-8.1
D
R,10b
11/19/25 - 4:20:47 pm
15
    
 
SKARUPPA MATTHEW
CFO
AS
$1,035,725
5,858
11/17/25
11/18/25
$174.04
$177.65
37,487
-13.5
D
R,10b
11/19/25 - 4:20:40 pm
16
    
 
GLANCE NATALIE
O
AS
$885,291
5,005
11/17/25
11/18/25
$173.80
$177.60
111,166
-4.3
D
R,10b
11/19/25 - 4:20:31 pm
17
    
 
MEESE ROBERT
O
S
$256,960
1,444
---
11/17/25
---
$177.95
123,636
-1.2
D
R
11/18/25 - 6:58:49 pm
18
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$2,631,299
10,000
---
11/4/25
$257.92
$266.87
72
-99.3
D
10b
11/6/25 - 4:19:25 pm
19
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
11/4/25
---
$38.08
10,072
13,888.9
D
10b
11/6/25 - 4:19:25 pm
20
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$3,147,198
10,000
---
10/20/25
$305.86
$324.10
72
-99.3
D
R,10b
10/22/25 - 8:16:42 pm
21
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
10/20/25
---
$38.08
10,072
13,888.9
D
R,10b
10/22/25 - 8:16:42 pm
22
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$3,216,303
10,000
---
10/6/25
$317.31
$328.75
72
-99.3
D
10b
10/7/25 - 4:13:22 pm
23
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
10/6/25
---
$38.08
10,072
13,888.9
D
10b
10/7/25 - 4:13:22 pm
24
    
 
GLANCE NATALIE
O
AS
$1,025,265
3,283
---
10/1/25
$300.56
$319.76
116,171
-2.7
D
10b
10/6/25 - 8:13:10 am
25
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$2,889,373
10,000
---
9/19/25
$286.77
$290.78
72
-99.3
D
10b
9/22/25 - 4:17:34 pm
26
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
9/19/25
---
$38.08
10,072
13,888.9
D
10b
9/22/25 - 4:17:34 pm
27
    
 
CHEN STEPHEN C
GC
OB
$24,514
1,700
---
9/18/25
---
$14.42
34,338
5.2
D
---
9/19/25 - 9:36:10 pm
28
    
 
MEESE ROBERT
O
OB
$40,750
5,000
---
9/11/25
---
$8.15
125,080
4.2
D
---
9/12/25 - 5:31:34 pm
29
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$2,685,462
10,000
---
9/5/25
$264.75
$271.57
72
-99.3
D
10b
9/9/25 - 8:09:16 am
30
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
9/5/25
---
$38.08
10,072
13,888.9
D
10b
9/9/25 - 8:09:16 am
31
    
 
CHEN STEPHEN C
GC
AS
$486,860
1,515
---
8/26/25
---
$321.36
32,638
-4.4
D
10b
8/28/25 - 4:37:43 pm
32
    
 
SKARUPPA MATTHEW
CFO
OS
$3,471,322
10,937
---
8/26/25
$311.38
$321.33
43,345
-20.1
D
10b
8/28/25 - 4:37:06 pm
33
    
 
SKARUPPA MATTHEW
CFO
OE
$19,871
1,378
---
8/26/25
---
$14.42
54,282
2.6
D
10b
8/28/25 - 4:37:06 pm
34
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JS
---
10,000
---
8/20/25
---
---
---
All
I
---
8/22/25 - 5:09:30 pm
35
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
10,000
---
8/20/25
---
---
10,000
New
I
---
8/22/25 - 5:09:30 pm
36
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$3,445,587
10,000
---
8/19/25
$339.15
$363.05
72
-99.3
D
10b
8/21/25 - 8:43:16 pm
37
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
8/19/25
---
$38.08
10,072
13,888.9
D
10b
8/21/25 - 8:43:16 pm
38
    
 
GLANCE NATALIE
O
JS
---
187
---
8/18/25
---
---
119,454
-0.2
D
10b
8/19/25 - 4:15:41 pm
39
    
 
GLANCE NATALIE
O
AS
$907,091
2,471
---
8/18/25
$364.64
$369.87
119,641
-2.0
D
10b
8/19/25 - 4:15:41 pm
40
    
 
CHEN STEPHEN C
GC
S
$421,816
1,282
---
8/15/25
---
$329.03
34,153
-3.6
D
R
8/18/25 - 5:22:01 pm
41
    
 
SKARUPPA MATTHEW
CFO
S
$920,297
2,797
---
8/15/25
---
$329.03
52,904
-5.0
D
R
8/18/25 - 5:21:53 pm
42
    
 
GLANCE NATALIE
O
S
$833,433
2,533
---
8/15/25
---
$329.03
122,112
-2.0
D
R
8/18/25 - 5:21:46 pm
43
    
 
MEESE ROBERT
O
S
$475,119
1,444
---
8/15/25
---
$329.03
120,080
-1.2
D
R
8/18/25 - 5:21:38 pm
44
    
 
CHEN STEPHEN C
GC
JS
---
750
---
8/15/25
---
---
35,435
-2.1
D
---
8/15/25 - 4:15:23 pm
45
    
 
SKARUPPA MATTHEW
CFO
JS
---
2,522
---
8/14/25
---
---
55,701
-4.3
D
---
8/14/25 - 4:15:46 pm
46
    
 
GLANCE NATALIE
O
JS
---
2,300
---
8/12/25
---
---
124,645
-1.8
D
---
8/13/25 - 4:23:17 pm
47
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$3,444,077
10,000
---
8/5/25
$339.32
$355.06
72
-99.3
D
10b
8/7/25 - 9:10:53 pm
48
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
8/5/25
---
$38.08
10,072
13,888.9
D
10b
8/7/25 - 9:10:53 pm
49
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$3,603,336
10,000
---
7/21/25
$355.31
$370.05
72
-99.3
D
10b
7/22/25 - 8:46:03 pm
50
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$380,800
10,000
---
7/21/25
---
$38.08
10,072
13,888.9
D
10b
7/22/25 - 8:46:03 pm
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