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Detailed Insider History for:
DUOLINGO INC: DUOL
Price: 3/28/25 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
$315.00 $441.77 $145.05 $14,251 39 835 0.0% 3.9% 94.32% 0.89%
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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
    
 
GLANCE NATALIE
O
AS
$1,112,805
3,482
---
4/1/25
$308.35
$327.32
127,251
-2.7
D
10b
4/2/25 - 4:09:10 pm
2
    
 
MEESE ROBERT
O
AS
$1,712,448
5,351
---
3/24/25
---
$320.02
133,805
-3.8
D
10b
3/26/25 - 4:14:27 pm
3
1y
2
0%
47%
5
MUNSON GILLIAN
DIR
OS
$1,550,000
5,000
---
3/20/25
---
$310.00
3,530
-58.6
D
10b
3/21/25 - 7:00:19 pm
4
    
 
MUNSON GILLIAN
DIR
OE
$40,750
5,000
---
3/20/25
---
$8.15
8,530
141.6
D
10b
3/21/25 - 7:00:19 pm
5
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$2,982,515
10,000
---
3/19/25
$289.15
$304.22
72
-99.3
D
10b
3/21/25 - 6:59:46 pm
6
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$374,838
10,000
---
3/19/25
$14.42
$38.08
10,072
13,888.9
D
10b
3/21/25 - 6:59:46 pm
7
1y
2
0%
73%
2
SHELTON JAMES H
DIR
OS
$6,013,606
20,000
---
3/17/25
$300.61
$301.11
5,148
-79.5
D
10b
3/18/25 - 4:06:28 pm
8
    
 
SHELTON JAMES H
DIR
OE
$458,200
20,000
---
3/17/25
---
$22.91
25,148
388.5
D
10b
3/18/25 - 4:06:28 pm
9
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
OS
$2,350,368
8,000
---
3/17/25
$285.46
$301.31
---
All
D
10b
3/18/25 - 4:06:00 pm
10
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
OE
$59,840
8,000
---
3/17/25
---
$7.48
8,000
New
D
10b
3/18/25 - 4:06:00 pm
11
    
 
GLANCE NATALIE
O
AS
$2,621,157
9,020
---
3/5/25
$286.19
$294.36
130,733
-6.5
D
10b
3/6/25 - 8:55:36 pm
12
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$2,905,357
10,000
---
3/5/25
$286.16
$294.74
72
-99.3
D
10b
3/6/25 - 8:54:47 pm
13
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$144,200
10,000
---
3/5/25
---
$14.42
10,072
13,888.9
D
10b
3/6/25 - 8:54:47 pm
14
    
 
GLANCE NATALIE
O
OB
$22,704
10,181
---
2/24/25
---
$2.23
139,753
7.9
D
---
2/25/25 - 4:05:59 pm
15
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$4,339,354
10,000
---
2/19/25
$430.37
$438.98
72
-99.3
D
10b
2/21/25 - 4:32:50 pm
16
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$144,200
10,000
---
2/19/25
---
$14.42
10,072
13,888.9
D
10b
2/21/25 - 4:32:50 pm
17
    
 
SKARUPPA MATTHEW
CFO
AS
$1,554,954
3,591
---
2/19/25
$430.30
$435.42
56,391
-6.0
D
10b
2/21/25 - 4:30:13 pm
18
    
 
SKARUPPA MATTHEW
CFO
S
$1,429,460
3,284
---
2/18/25
---
$435.28
59,982
-5.2
D
R
2/20/25 - 5:05:43 pm
19
    
 
CHEN STEPHEN C
GC
AS
$898,091
2,064
---
2/18/25
$435.00
$435.28
34,634
-5.6
D
R,10b
2/19/25 - 7:20:59 pm
20
    
 
GLANCE NATALIE
O
S
$1,160,892
2,667
---
2/18/25
---
$435.28
129,572
-2.0
D
R
2/19/25 - 7:19:59 pm
21
    
 
MEESE ROBERT
O
S
$553,676
1,272
---
2/18/25
---
$435.28
139,156
-0.9
D
R
2/19/25 - 7:18:30 pm
22
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
OS
$3,478,282
8,000
---
2/18/25
$428.85
$441.29
---
All
D
10b
2/19/25 - 7:16:10 pm
23
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
OE
$59,840
8,000
---
2/18/25
---
$7.48
8,000
New
D
10b
2/19/25 - 7:16:10 pm
24
    
 
CHEN STEPHEN C
GC
OB
$19,193
1,331
---
2/6/25
---
$14.42
36,698
3.8
D
---
2/7/25 - 6:12:32 pm
25
    
 
HACKER SEVERIN
CTO,F,DIR,BO
AS
$3,914,552
10,000
---
2/5/25
$386.68
$409.40
72
-99.3
D
10b
2/6/25 - 7:27:34 pm
26
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
10,000
---
2/5/25
---
---
10,072
13,888.9
D
10b
2/6/25 - 7:27:34 pm
27
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OS
$3,339,535
10,000
---
1/21/25
$327.06
$347.14
72
-99.3
D
10b
1/23/25 - 4:40:02 pm
28
    
 
HACKER SEVERIN
CTO,F,DIR,BO
OE
$144,200
10,000
---
1/21/25
---
$14.42
10,072
13,888.9
D
10b
1/23/25 - 4:40:02 pm
29
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
OS
$2,568,015
8,000
---
1/15/25
$318.29
$323.52
---
All
D
10b
1/16/25 - 4:29:36 pm
30
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
OE
$59,840
8,000
---
1/15/25
---
$7.48
8,000
New
D
10b
1/16/25 - 4:29:36 pm
31
    
 
SKARUPPA MATTHEW
CFO
AS
$1,399,698
4,464
---
1/13/25
$307.48
$316.59
63,266
-6.6
D
10b
1/14/25 - 4:27:55 pm
32
    
 
HACKER SEVERIN
CTO,F,DIR,BO
AS
$3,362,318
10,000
---
1/6/25
$333.34
$347.04
72
-99.3
D
10b
1/7/25 - 4:06:51 pm
33
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
10,000
---
1/6/25
---
---
10,072
13,888.9
D
10b
1/7/25 - 4:06:51 pm
34
    
 
SKARUPPA MATTHEW
CFO
OS
$1,622,408
5,000
---
1/2/25
$321.46
$328.53
67,730
-6.9
D
10b
1/3/25 - 5:35:54 pm
35
    
 
SKARUPPA MATTHEW
CFO
OE
$72,100
5,000
---
1/2/25
---
$14.42
72,730
7.4
D
10b
1/3/25 - 5:35:54 pm
36
    
 
HACKER SEVERIN
CTO,F,DIR,BO
AS
$3,368,203
10,000
---
12/19/24
$334.21
$343.86
72
-99.3
D
10b
12/20/24 - 4:16:54 pm
37
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
10,000
---
12/19/24
---
---
10,072
13,888.9
D
10b
12/20/24 - 4:16:54 pm
38
    
 
CHEN STEPHEN C
GC
OB
$53,354
3,700
---
12/19/24
---
$14.42
35,367
11.7
D
---
12/20/24 - 4:15:09 pm
39
    
 
SKARUPPA MATTHEW
CFO
AS
$4,951,050
14,250
---
12/16/24
$339.05
$350.30
67,730
-17.4
D
10b
12/17/24 - 4:27:56 pm
40
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
AS
$50,066,948
145,241
12/13/24
12/16/24
$334.51
$350.49
---
All
D
10b
12/17/24 - 4:24:21 pm
41
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
JB
---
145,241
12/13/24
12/16/24
---
---
99,396
---
D
10b
12/17/24 - 4:24:21 pm
42
    
 
HACKER SEVERIN
CTO,F,DIR,BO
AS
$14,845,949
43,826
---
12/13/24
$335.14
$344.54
72
-99.8
D
10b
12/16/24 - 4:20:20 pm
43
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
43,826
---
12/13/24
---
---
43,898
60,869.4
D
10b
12/16/24 - 4:20:20 pm
44
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
AS
$14,210,221
41,759
---
12/12/24
$336.83
$344.72
---
All
D
10b
12/16/24 - 5:07:33 pm
45
    
 
VON AHN LUIS
PR,CEO,F,DIR,BO
JB
---
41,759
---
12/12/24
---
---
41,759
New
D
10b
12/16/24 - 5:07:33 pm
46
    
 
HACKER SEVERIN
CTO,F,DIR,BO
AS
$14,129,045
41,521
---
12/12/24
$336.91
$344.72
72
-99.8
D
10b
12/13/24 - 5:09:58 pm
47
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
41,521
---
12/12/24
---
---
41,593
57,668.1
D
10b
12/13/24 - 5:09:58 pm
48
    
 
HACKER SEVERIN
CTO,F,DIR,BO
AS
$64,139,080
188,901
---
12/11/24
$321.29
$352.72
72
-100.0
D
10b
12/13/24 - 4:04:38 pm
49
    
 
HACKER SEVERIN
CTO,F,DIR,BO
JB
---
188,901
---
12/11/24
---
---
188,973
262,362.5
D
10b
12/13/24 - 4:04:38 pm
50
    
 
GLANCE NATALIE
O
AS
$553,997
1,500
---
12/6/24
$367.97
$371.86
132,239
-1.1
D
10b
12/9/24 - 7:23:34 pm
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