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Transaction Types Key To InsiderInsights' Infobase
 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ROBLOX CORP: RBLX
Price: 4/4/25 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
$52.96 $75.74 $29.55 $35,340 619 9,200 0.0% 4.0% 79.37% 6.51%
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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
    
 
BRONSTEIN MANUEL
O
S
$1,030,110
37,961
---
8/21/23
---
$27.14
777,284
-4.7
D
R
8/22/23 - 7:41:24 pm
2
1y
14
64%
-17%
3
MESSING BARBARA
O
S
$283,408
10,444
---
8/21/23
---
$27.14
244,935
-4.1
D
R
8/22/23 - 7:40:42 pm
3
    
 
STURMAN DANIEL
CTO
S
$249,760
9,204
---
8/21/23
---
$27.14
504,771
-1.8
D
R
8/22/23 - 7:40:01 pm
4
    
 
STURMAN DANIEL
CTO
JS
---
11,757
---
8/20/23
---
---
513,975
-2.2
D
R
8/22/23 - 7:40:01 pm
5
    
 
MASTANTUONO GINA
DIR
JS
---
1,596
---
8/20/23
---
---
19,158
-7.7
D
R
8/22/23 - 7:39:17 pm
6
    
 
BASZUCKI GREGORY
DIR
JS
---
1,596
---
8/20/23
---
---
14,006
-10.2
D
R
8/22/23 - 7:38:33 pm
7
    
 
BRONSTEIN MANUEL
O
AB
$28
1
---
8/18/23
---
$27.61
659,170
0.0
D
R,10b
2/24/25 - 9:32:37 pm
8
    
 
KIM HAN
BO
JS
---
200,000
---
8/18/23
---
---
3,085,501
-6.1
I
---
8/21/23 - 5:48:17 pm
9
    
 
NAM HODONG
BO
JS
---
100,000
---
8/17/23
---
---
3,057,505
-3.2
I
---
8/17/23 - 6:21:18 pm
10
    
 
NAM HODONG
BO
JB
---
100,000
---
8/17/23
---
---
200,000
100.0
I
---
8/17/23 - 6:21:18 pm
11
    
 
GUTHRIE MICHAEL
CFO
JS
---
47,791
---
8/14/23
---
---
287,300
-14.3
D
R
8/14/23 - 7:55:16 pm
12
    
 
GUTHRIE MICHAEL
CFO
JB
---
47,791
---
8/14/23
---
---
47,791
New
I
R
8/14/23 - 7:55:16 pm
13
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
$2,252,160
75,000
---
8/14/23
---
$30.03
---
All
I
10b
8/14/23 - 7:52:56 pm
14
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
---
112,500
---
8/14/23
---
---
1,180,385
-8.7
I
10b
8/14/23 - 7:52:56 pm
15
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
$11,260,800
375,000
---
8/14/23
---
$30.03
1
-100.0
D
10b
8/14/23 - 7:52:56 pm
16
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
JB
---
75,000
---
8/14/23
---
---
75,000
New
I
10b
8/14/23 - 7:52:56 pm
17
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OE
$28,463
375,000
---
8/14/23
---
$0.08
375,001
37,500,000.0
D
10b
8/14/23 - 7:52:56 pm
18
    
 
ALTOS VENTURES MANAGEMENT INC
BO
JS
---
147,090
---
8/11/23
---
---
---
All
I
---
8/15/23 - 6:49:03 pm
19
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
$2,254,808
75,000
---
8/11/23
---
$30.06
---
All
I
10b
8/11/23 - 6:10:48 pm
20
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
---
112,500
---
8/11/23
---
---
1,292,885
-8.0
I
10b
8/11/23 - 6:10:48 pm
21
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
$11,274,038
375,000
---
8/11/23
---
$30.06
1
-100.0
D
10b
8/11/23 - 6:10:48 pm
22
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
JB
---
75,000
---
8/11/23
---
---
75,000
New
I
10b
8/11/23 - 6:10:48 pm
23
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OE
$28,463
375,000
---
8/11/23
---
$0.08
375,001
37,500,000.0
D
10b
8/11/23 - 6:10:48 pm
24
    
 
BASZUCKI GREGORY
DIR
AS
$332,710
8,333
---
7/25/23
---
$39.93
9,863,601
-0.1
I
R,10b
7/26/23 - 7:39:43 pm
25
    
 
REINSTRA MARK
GC,SEC
OS
$180,998
4,000
---
7/19/23
$44.76
$45.85
332,308
-1.2
D
R,10b
7/20/23 - 7:44:34 pm
26
    
 
REINSTRA MARK
GC,SEC
OE
$13,620
4,000
---
7/19/23
---
$3.40
336,308
1.2
D
R,10b
7/20/23 - 7:44:34 pm
27
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
$2,300,825
50,000
---
7/19/23
---
$46.02
---
All
I
10b
7/20/23 - 7:43:01 pm
28
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
---
64,615
---
7/19/23
---
---
1,405,385
-4.4
I
10b
7/20/23 - 7:43:01 pm
29
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OS
$6,728,346
146,154
---
7/19/23
---
$46.04
1
-100.0
D
10b
7/20/23 - 7:43:01 pm
30
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
JB
---
50,000
---
7/19/23
---
---
50,000
New
I
10b
7/20/23 - 7:43:01 pm
31
    
 
BASZUCKI DAVID
PR,CEO,DIR,BO
OE
$11,093
146,154
---
7/19/23
---
$0.08
146,155
14,615,400.0
D
10b
7/20/23 - 7:43:01 pm
32
    
 
LEE ANTHONY P
DIR,BO
JB
---
789,190
---
7/17/23
---
---
3,155,530
33.4
I
---
7/19/23 - 7:58:06 pm
33
    
 
ALTOS VENTURES IV LIQUIDITY FUND L P
BO
JB
---
1,606,187
---
7/17/23
---
---
3,285,501
95.6
I
---
7/19/23 - 7:55:34 pm
34
    
 
ALTOS VENTURES IV LIQUIDITY FUND L P
BO
JS
---
2,830,545
---
7/17/23
---
---
14,241,020
-16.6
I
---
7/19/23 - 7:53:32 pm
35
    
 
LEE ANTHONY P
DIR,BO
JB
---
459,823
---
7/12/23
---
---
2,366,340
24.1
I
---
7/14/23 - 7:34:55 pm
36
    
 
ALTOS VENTURES IV L P
BO
JB
---
963,402
---
7/12/23
---
---
2,496,310
62.8
I
---
7/14/23 - 7:33:19 pm
37
    
 
ALTOS VENTURES IV L P
BO
JS
---
7,775,225
---
7/12/23
---
---
237,927
-97.0
I
---
7/14/23 - 7:29:53 pm
38
    
 
BRONSTEIN MANUEL
O
AS
$653,445
14,521
---
7/11/23
---
$45.00
815,245
-1.8
D
R,10b
7/13/23 - 4:46:32 pm
39
1y
14
64%
-17%
3
MESSING BARBARA
O
AS
$264,510
5,878
---
7/11/23
---
$45.00
255,379
-2.2
D
R,10b
7/13/23 - 4:44:38 pm
40
    
 
RAWLINGS AMY MARIE
CAO
JB
---
6,656
---
7/11/23
---
---
95,645
7.5
D
R
7/13/23 - 4:43:00 pm
41
    
 
BRONSTEIN MANUEL
O
AS
$328
8
---
7/3/23
---
$41.00
659,169
-0.0
D
R,10b
2/24/25 - 9:32:37 pm
42
    
 
NAM HODONG
BO
JS
---
100,000
---
6/23/23
---
---
2,004,861
-4.8
I
---
6/26/23 - 4:48:29 pm
43
    
 
REINSTRA MARK
GC,SEC
OS
$156,369
4,000
---
6/21/23
$38.54
$41.21
332,308
-1.2
D
R,10b
6/22/23 - 4:29:01 pm
44
    
 
REINSTRA MARK
GC,SEC
OE
$13,620
4,000
---
6/21/23
---
$3.40
336,308
1.2
D
R,10b
6/22/23 - 4:29:01 pm
45
    
 
BASZUCKI GREGORY
DIR
AS
$343,959
8,333
---
6/20/23
$41.12
$41.79
9,871,934
-0.1
I
R,10b
6/21/23 - 6:18:49 pm
46
    
 
BRONSTEIN MANUEL
O
AB
$339
8
---
6/1/23
---
$42.43
659,177
0.0
D
R,10b
2/24/25 - 9:32:37 pm
47
    
 
REINSTRA MARK
GC,SEC
OS
$561,996
14,000
---
5/26/23
---
$40.14
332,308
-4.0
D
R,10b
5/30/23 - 7:28:58 pm
48
    
 
REINSTRA MARK
GC,SEC
OE
$47,670
14,000
---
5/26/23
---
$3.40
346,308
4.2
D
R,10b
5/30/23 - 7:28:58 pm
49
    
 
MASTANTUONO GINA
DIR
JB
---
6,382
---
5/25/23
---
---
20,754
44.4
D
R
5/30/23 - 7:27:56 pm
50
    
 
CARVALHO CHRISTOPHER
DIR
JB
---
6,382
---
5/25/23
---
---
975,078
0.7
D
R
5/30/23 - 7:26:55 pm
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