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 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
TANDEM DIABETES CARE INC: TNDM
Price: 5/23/25 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
$20.72 $53.69 $15.75 $1,380 67 1,904 0.0% 14.4% 111.54% 0.89%
Exch Sector Industry Sub-Industry
NasdaqGM Transportation, Communications, Electric, Gas, And Sanitary Services Communications Telephone Communications (No Radiotelephone)
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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
    
 
ALLEN DICK
DIR
JS
$19,880
1,000
---
6/2/25
---
$19.88
---
All
I
---
6/4/25 - 4:25:13 pm
2
    
 
GASSER ELIZABETH ANNE
VP
JS
---
11,200
---
5/29/25
---
---
---
All
D
---
6/2/25 - 4:03:38 pm
3
    
 
GASSER ELIZABETH ANNE
VP
JB
---
11,200
---
5/29/25
---
---
22,949
95.3
I
---
6/2/25 - 4:03:38 pm
4
    
 
SODHI RAJWANT
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
15,521
39.4
D
R
5/23/25 - 4:04:06 pm
5
    
 
MCGRODDY GOETZ KATHLEEN
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
17,853
32.6
D
R
5/23/25 - 4:03:54 pm
6
    
 
CHA MYOUNGIL
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
11,950
58.0
D
R
5/23/25 - 4:03:42 pm
7
    
 
ROBERTSON REBECCA B
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
13,783
46.7
D
R
5/23/25 - 4:03:32 pm
8
    
 
HOWELL PEYTON R
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
21,077
26.3
D
R
5/23/25 - 4:03:22 pm
9
    
 
TWOMEY CHRISTOPHER J
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
15,675
38.9
D
R
5/23/25 - 4:03:10 pm
10
    
 
MALAGUEIRA JOAO PAULO FALCAO
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
11,950
58.0
D
R
5/23/25 - 4:02:57 pm
11
    
 
ALLEN DICK
DIR
JB
$90,548
4,387
---
5/22/25
---
$20.64
19,387
29.2
D
R
5/23/25 - 4:02:47 pm
12
    
 
HANSEN SHANNON MARIE
VP,LO
JS
$51,643
2,275
---
5/15/25
---
$22.70
13,003
-14.9
D
R
5/19/25 - 6:07:09 pm
13
    
 
HANSEN SHANNON MARIE
VP,LO
JB
---
6,355
---
5/15/25
---
---
18,312
53.1
D
R
5/19/25 - 6:07:09 pm
14
    
 
NOVARA MARK DAVID
VP
JS
$2,565
113
---
5/15/25
---
$22.70
25,195
-0.4
D
R
5/19/25 - 6:06:58 pm
15
    
 
NOVARA MARK DAVID
VP
JB
$16,791
1,174
---
5/15/25
---
$19.30
25,308
4.9
D
R
5/19/25 - 6:06:58 pm
16
    
 
MORRISON SUSAN
VP
JS
$42,404
1,868
---
5/15/25
---
$22.70
32,663
-5.4
D
R
5/19/25 - 6:06:41 pm
17
    
 
MORRISON SUSAN
VP
JB
$21,255
7,885
---
5/15/25
---
$15.64
38,461
25.8
D
R
5/19/25 - 6:06:41 pm
18
    
 
GASSER ELIZABETH ANNE
VP
JS
$79,359
3,496
---
5/15/25
---
$22.70
8,245
-29.8
D
R
5/19/25 - 6:06:27 pm
19
    
 
GASSER ELIZABETH ANNE
VP
JB
$17,939
7,673
---
5/15/25
---
$15.64
13,550
130.6
D
R
5/19/25 - 6:06:27 pm
20
    
 
CARPENTER RICK
CTO
JS
$45,718
2,014
---
5/15/25
---
$22.70
17,794
-10.2
D
R
5/19/25 - 6:06:15 pm
21
    
 
CARPENTER RICK
CTO
JB
$15,953
6,642
---
5/15/25
---
$15.64
22,305
42.4
D
R
5/19/25 - 6:06:15 pm
22
    
 
SHERIDAN JOHN F
PR,CEO,DIR
JS
$373,869
16,470
---
5/15/25
---
$22.70
80,757
-16.9
D
R
5/19/25 - 6:06:02 pm
23
    
 
SHERIDAN JOHN F
PR,CEO,DIR
JB
$145,469
33,788
---
5/15/25
---
$22.70
108,479
45.2
D
R
5/19/25 - 6:06:02 pm
24
    
 
KYRILLOS JEAN CLAUDE
VP,COO
JB
$3,300
171
---
5/15/25
---
$19.30
10,709
1.6
D
---
5/19/25 - 6:05:49 pm
25
    
 
VOSSELLER LEIGH
VP,CFO
JS
$65,989
2,907
---
5/15/25
---
$22.70
28,688
-9.2
D
R
5/19/25 - 6:05:37 pm
26
    
 
VOSSELLER LEIGH
VP,CFO
JB
$21,255
9,480
---
5/15/25
---
$15.64
35,939
35.8
D
R
5/19/25 - 6:05:37 pm
27
    
 
NOVARA MARK DAVID
VP
JS
$52,507
2,739
---
3/17/25
---
$19.17
24,134
-10.2
D
R
3/19/25 - 4:12:32 pm
28
    
 
NOVARA MARK DAVID
VP
JB
---
7,415
---
3/17/25
---
---
26,873
38.1
D
R
3/19/25 - 4:12:32 pm
29
    
 
CARPENTER RICK
CTO
JS
$2,799
146
---
3/17/25
---
$19.17
16,392
-0.9
D
R
3/19/25 - 4:12:22 pm
30
    
 
CARPENTER RICK
CTO
JB
---
406
---
3/17/25
---
---
16,538
2.5
D
R
3/19/25 - 4:12:22 pm
31
    
 
KYRILLOS JEAN CLAUDE
VP,COO
B
$190,966
10,538
---
3/7/25
---
$18.12
10,538
New
D
---
3/11/25 - 6:06:01 pm
32
    
 
MORRISON SUSAN
VP
JS
$67,580
2,027
---
2/25/25
---
$33.34
27,298
-6.9
D
---
2/27/25 - 5:15:55 pm
33
    
 
MORRISON SUSAN
VP
JB
---
6,903
---
2/25/25
---
---
32,821
26.6
D
---
2/27/25 - 5:15:55 pm
34
    
 
VOSSELLER LEIGH
VP,CFO
JS
$84,050
2,521
---
2/25/25
---
$33.34
23,729
-9.6
D
---
2/27/25 - 5:15:43 pm
35
    
 
VOSSELLER LEIGH
VP,CFO
JB
---
6,903
---
2/25/25
---
---
29,252
30.9
D
---
2/27/25 - 5:15:43 pm
36
    
 
GASSER ELIZABETH ANNE
VP
JS
$124,958
3,748
---
2/25/25
---
$33.34
4,509
-45.4
D
---
2/27/25 - 5:15:33 pm
37
    
 
GASSER ELIZABETH ANNE
VP
JB
---
6,903
---
2/25/25
---
---
10,032
220.6
D
---
2/27/25 - 5:15:33 pm
38
    
 
SHERIDAN JOHN F
PR,CEO,DIR
JS
$447,656
13,427
---
2/25/25
---
$33.34
62,970
-17.6
D
---
2/27/25 - 5:15:20 pm
39
    
 
SHERIDAN JOHN F
PR,CEO,DIR
JB
---
32,779
---
2/25/25
---
---
89,017
58.3
D
---
2/27/25 - 5:15:20 pm
40
    
 
GASSER ELIZABETH ANNE
VP
JS
$42,206
1,261
---
2/18/25
---
$33.47
3,055
-29.2
D
R
2/20/25 - 5:07:52 pm
41
    
 
GASSER ELIZABETH ANNE
VP
JB
---
2,141
---
2/18/25
---
---
4,754
81.9
D
R
2/20/25 - 5:07:52 pm
42
    
 
HANSEN SHANNON MARIE
VP,LO
JS
$27,111
810
---
2/18/25
---
$33.47
11,815
-6.4
D
R
2/20/25 - 5:07:41 pm
43
    
 
HANSEN SHANNON MARIE
VP,LO
JB
---
1,969
---
2/18/25
---
---
13,253
17.4
D
R
2/20/25 - 5:07:41 pm
44
    
 
MORRISON SUSAN
VP
JS
$24,333
727
---
2/18/25
---
$33.47
25,006
-2.8
D
R
2/20/25 - 5:07:30 pm
45
    
 
MORRISON SUSAN
VP
JB
---
2,141
---
2/18/25
---
---
26,823
8.7
D
R
2/20/25 - 5:07:30 pm
46
    
 
SHERIDAN JOHN F
PR,CEO,DIR
JS
$106,502
3,182
---
2/18/25
---
$33.47
54,846
-5.5
D
R
2/20/25 - 5:07:16 pm
47
    
 
SHERIDAN JOHN F
PR,CEO,DIR
JB
---
8,502
---
2/18/25
---
---
61,754
16.0
D
R
2/20/25 - 5:07:16 pm
48
    
 
VOSSELLER LEIGH
VP,CFO
JS
$29,454
880
---
2/18/25
---
$33.47
21,678
-3.9
D
R
2/20/25 - 5:07:07 pm
49
    
 
VOSSELLER LEIGH
VP,CFO
JB
---
2,141
---
2/18/25
---
---
23,461
10.0
D
R
2/20/25 - 5:07:07 pm
50
    
 
CARPENTER RICK
CTO
JS
$27,981
836
---
2/18/25
---
$33.47
15,285
-5.2
D
R
2/20/25 - 5:06:54 pm
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