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Detailed Insider History for:
DEXCOM INC: DXCM
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
$67.74 $141.99 $62.34 $26,561 392 3,857 0.0% 3.3% 96.22% 0.41%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks Surgical & Medical Instruments & Apparatus
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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
    
 
COLEMAN JON
VP
3
---
---
---
3/31/25
---
---
---
---
---
---
3/31/25 - 6:57:22 pm
2
1y
2
50%
11%
2
HELLER BRIDGETTE P
DIR
AS
$24,756
352
---
3/17/25
---
$70.33
22,997
-1.5
D
R,10b
3/19/25 - 5:02:07 pm
3
1y
21
33%
15%
2
LEACH JACOB STEVEN
VP,COO
S
$990,670
14,076
---
3/12/25
---
$70.38
313,497
-4.3
D
R
3/14/25 - 5:25:36 pm
4
    
 
BROWN MICHAEL JON
VP,LO
S
$914,941
13,000
---
3/12/25
---
$70.38
105,602
-11.0
D
R
3/14/25 - 5:25:27 pm
5
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
S
$844,632
12,001
---
3/12/25
---
$70.38
123,481
-8.9
D
R
3/14/25 - 5:25:17 pm
6
    
 
STERN SADIE
VP,HR
S
$786,568
11,176
---
3/12/25
---
$70.38
115,805
-8.8
D
R
3/14/25 - 5:25:06 pm
7
1y
75
32%
32%
1
SAYER KEVIN R
CB,CEO,PR,DIR
S
$2,287,213
32,498
---
3/12/25
---
$70.38
372,029
-8.0
D
R
3/14/25 - 5:24:55 pm
8
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
S
$516,830
7,000
---
3/10/25
$73.22
$74.70
135,482
-4.9
D
R
3/11/25 - 7:17:00 pm
9
    
 
SAYER KEVIN R
CB,CEO,PR,DIR
JB
---
85,490
---
3/8/25
---
---
404,527
26.8
D
R
3/11/25 - 7:17:47 pm
10
    
 
LEACH JACOB STEVEN
VP,COO
JB
---
58,704
---
3/8/25
---
---
327,573
21.8
D
R
3/11/25 - 7:17:35 pm
11
    
 
STERN SADIE
VP,HR
JB
---
52,720
---
3/8/25
---
---
126,981
71.0
D
R
3/11/25 - 7:17:24 pm
12
    
 
BROWN MICHAEL JON
VP,LO
JB
---
52,720
---
3/8/25
---
---
118,602
80.0
D
R
3/11/25 - 7:17:12 pm
13
    
 
SYLVAIN JEREME M
VP,CFO
JB
---
58,704
---
3/8/25
---
---
142,482
70.1
D
R
3/11/25 - 7:17:00 pm
14
    
 
GALA RENEE D
DIR
JB
---
5,720
---
3/6/25
---
---
5,720
New
D
R
3/10/25 - 5:01:54 pm
15
    
 
GALA RENEE D
DIR
3
---
---
---
3/6/25
---
---
---
---
---
---
3/10/25 - 4:46:28 pm
16
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
S
$181,650
2,090
---
1/29/25
---
$86.91
83,526
-2.4
D
R
1/30/25 - 6:44:35 pm
17
    
 
DOLAN MATTHEW VINCENT
VP
S
$102,820
1,183
---
1/29/25
---
$86.91
42,044
-2.7
D
R
1/30/25 - 6:44:26 pm
18
    
 
STERN SADIE
VP,HR
S
$181,911
2,093
---
1/29/25
---
$86.91
74,261
-2.7
D
R
1/30/25 - 6:44:16 pm
19
1y
21
33%
15%
2
LEACH JACOB STEVEN
VP,COO
S
$228,932
2,634
---
1/29/25
---
$86.91
268,644
-1.0
D
R
1/30/25 - 6:44:07 pm
20
1y
75
32%
32%
1
SAYER KEVIN R
CB,CEO,PR,DIR
S
$2,899,368
33,359
---
1/29/25
---
$86.91
319,037
-9.5
D
R
1/30/25 - 6:43:57 pm
21
    
 
SYLVAIN JEREME M
VP,CFO
JB
---
5,586
---
1/28/25
---
---
85,616
7.0
D
R
1/30/25 - 6:44:35 pm
22
    
 
DOLAN MATTHEW VINCENT
VP
JB
---
3,048
---
1/28/25
---
---
43,227
7.6
D
R
1/30/25 - 6:44:26 pm
23
    
 
STERN SADIE
VP,HR
JB
---
5,586
---
1/28/25
---
---
76,354
7.9
D
R
1/30/25 - 6:44:16 pm
24
    
 
LEACH JACOB STEVEN
VP,COO
JB
---
7,107
---
1/28/25
---
---
271,278
2.7
D
R
1/30/25 - 6:44:07 pm
25
    
 
SAYER KEVIN R
CB,CEO,PR,DIR
JB
---
68,503
---
1/28/25
---
---
352,396
24.1
D
R
1/30/25 - 6:43:57 pm
26
    
 
STERN SADIE
VP,HR
S
$32,593
424
---
12/16/24
---
$76.87
70,768
-0.6
D
R
12/17/24 - 4:15:51 pm
27
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
S
$57,191
744
---
12/16/24
---
$76.87
80,030
-0.9
D
R
12/17/24 - 4:15:40 pm
28
1y
21
33%
15%
2
LEACH JACOB STEVEN
VP,COO
S
$57,191
744
---
12/16/24
---
$76.87
264,171
-0.3
D
R
12/17/24 - 4:15:29 pm
29
1y
2
50%
11%
2
HELLER BRIDGETTE P
DIR
AS
$76,870
1,000
---
12/16/24
---
$76.87
23,349
-4.1
D
R,10b
12/17/24 - 4:15:20 pm
30
    
 
STERN SADIE
VP,HR
S
$318,275
4,259
---
11/20/24
---
$74.73
71,192
-5.6
D
R
11/22/24 - 4:15:47 pm
31
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
AS
$264,285
3,500
---
11/15/24
---
$75.51
80,774
-4.2
D
R,10b
11/18/24 - 4:12:01 pm
32
1y
2
50%
11%
2
HELLER BRIDGETTE P
DIR
AS
$70,000
1,000
---
9/16/24
---
$70.00
24,349
-3.9
D
R,10b
9/17/24 - 4:17:24 pm
33
    
 
STERN SADIE
VP,HR
S
$29,458
426
---
9/9/24
---
$69.15
75,451
-0.6
D
R
9/11/24 - 7:05:21 pm
34
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
S
$51,586
746
---
9/9/24
---
$69.15
84,274
-0.9
D
R
9/11/24 - 7:05:10 pm
35
1y
21
33%
15%
2
LEACH JACOB STEVEN
VP,COO
S
$51,586
746
---
9/9/24
---
$69.15
264,915
-0.3
D
R
9/11/24 - 7:05:00 pm
36
    
 
BROWN MICHAEL JON
VP,LO
AS
$48,020
686
---
8/30/24
---
$70.00
65,636
-1.0
D
R,10b
9/3/24 - 4:22:14 pm
37
    
 
BROWN MICHAEL JON
VP,LO
AS
$45,347
652
---
7/31/24
---
$69.55
66,249
-1.0
D
R,10b
8/1/24 - 7:23:01 pm
38
    
 
BROWN MICHAEL JON
VP,LO
AS
$75,317
659
---
6/28/24
---
$114.29
66,901
-1.0
D
R,10b
6/28/24 - 5:34:32 pm
39
1y
17
24%
51%
5
FOLETTA MARK G
DIR
AS
$702,029
6,000
6/17/24
6/18/24
$115.18
$117.25
56,398
-9.6
I
10b
6/20/24 - 4:50:15 pm
40
1y
2
50%
11%
2
HELLER BRIDGETTE P
DIR
AS
$113,550
1,000
---
6/14/24
---
$113.55
25,349
-3.8
D
R,10b
6/18/24 - 7:16:25 pm
41
1y
20
55%
-10%
1
SYLVAIN JEREME M
VP,CFO
S
$85,713
745
---
6/10/24
---
$115.05
84,948
-0.9
D
R
6/11/24 - 6:39:51 pm
42
    
 
STERN SADIE
VP,HR
S
$49,127
427
---
6/10/24
---
$115.05
75,877
-0.6
D
R
6/11/24 - 6:39:12 pm
43
1y
21
33%
15%
2
LEACH JACOB STEVEN
VP,COO
S
$85,713
745
---
6/10/24
---
$115.05
265,577
-0.3
D
R
6/11/24 - 6:38:27 pm
44
    
 
BROWN MICHAEL JON
VP,LO
AS
$77,744
652
---
5/31/24
---
$119.24
67,560
-1.0
D
R,10b
5/31/24 - 5:27:26 pm
45
    
 
TOPOL ERIC
DIR
JB
---
2,618
---
5/22/24
---
---
2,618
New
D
R
5/24/24 - 5:41:41 pm
46
    
 
MALADY KYLE
DIR
JB
---
2,613
---
5/22/24
---
---
18,142
16.8
D
R
5/24/24 - 5:41:14 pm
47
    
 
HELLER BRIDGETTE P
DIR
JB
---
2,618
---
5/22/24
---
---
26,349
11.0
D
R
5/24/24 - 5:40:58 pm
48
    
 
FOLETTA MARK G
DIR
JB
---
2,973
---
5/22/24
---
---
2,973
New
D
R
5/24/24 - 5:40:42 pm
49
    
 
DRISCOLL RIMMA
DIR
JB
---
2,632
---
5/22/24
---
---
6,640
65.7
D
R
5/24/24 - 5:40:27 pm
50
    
 
DAHUT KAREN M
DIR
JB
---
2,613
---
5/22/24
---
---
2,613
New
D
R
5/24/24 - 5:40:11 pm
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