TANDEM DIABETES CARE INC (TNDM) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for TANDEM DIABETES CARE INC
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-03-17
Sale
2026-03-18
4:06 pm
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
187$23.05$4,31059,900
(Direct)
View
2026-03-05
Sale
2026-03-09
4:27 pm
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
2$22.81$4635,969
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-08-15
Tax Withholding
2026-08-18
4:28 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMVosseller Leigh
EVP & CHIEF FINANCIAL OFFICER
1,479$22.72100,474
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:28 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMVosseller Leigh
EVP & CHIEF FINANCIAL OFFICER
4,120$0100,474
(Direct)
View
2026-08-15
Tax Withholding
2026-08-18
4:28 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSheridan John F
PRESIDENT & CEO
8,099$22.72247,744
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:28 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSheridan John F
PRESIDENT & CEO
15,916$0247,744
(Direct)
View
2026-08-15
Tax Withholding
2026-08-18
4:28 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
809$22.7268,193
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:28 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
2,827$068,193
(Direct)
View
2026-08-15
Tax Withholding
2026-08-18
4:27 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
535$22.7237,357
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:27 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
1,010$037,357
(Direct)
View
2026-08-15
Tax Withholding
2026-08-18
4:27 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
1,618$22.7251,213
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:27 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
3,014$051,213
(Direct)
View
2026-08-15
Tax Withholding
2026-08-18
4:27 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
EVP & Chief Technology Officer
1,277$22.7246,108
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:27 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
EVP & Chief Technology Officer
2,507$046,108
(Direct)
View
2026-08-15
Tax Withholding
2026-08-18
4:26 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHansen Shannon Marie
EVP & Chief Legal Officer
1,535$22.7250,293
(Direct)
View
2026-08-15
Exercise
2026-08-18
4:26 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHansen Shannon Marie
EVP & Chief Legal Officer
3,014$050,293
(Direct)
View
2026-07-15
Tax Withholding
2026-07-17
4:07 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
1,926$15.2844,360
(Direct)
View
2026-07-15
Exercise
2026-07-17
4:07 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
3,636$044,360
(Direct)
View
2026-06-02
Gift
2026-06-04
4:09 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
7,160$033,109
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:21 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSheridan John F
PRESIDENT & CEO
191,103$0191,103
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:21 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
29,136$029,136
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:21 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMVosseller Leigh
EVP & CHIEF FINANCIAL OFFICER
62,657$062,657
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:21 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
29,136$029,136
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:20 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
29,136$029,136
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:20 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
EVP & Chief Technology Officer
26,003$026,003
(Direct)
View
2026-05-29
Option Award
2026-06-02
4:20 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHansen Shannon Marie
EVP & Chief Legal Officer
29,136$029,136
(Direct)
View
2026-05-20
Option Award
2026-05-22
9:36 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMAllen Dick
Chair Emeritus
10,220$061,123
(Direct)
View
2026-05-21
Exercise
2026-05-22
9:36 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMAllen Dick
Chair Emeritus
8,759$061,123
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:13 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHowell Peyton R
Director
10,220$040,056
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:13 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHowell Peyton R
Director
8,759$040,056
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:11 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMalagueira Joao Paulo Falcao
Director
10,220$032,678
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:11 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMalagueira Joao Paulo Falcao
Director
8,759$032,678
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:10 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMBeaver Sandra
Director
5,110$05,110
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:08 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSodhi Rajwant
Director
10,220$034,500
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:08 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSodhi Rajwant
Director
8,759$034,500
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:07 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMcGroddy-Goetz Kathleen
Director
10,220$036,832
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:07 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMcGroddy-Goetz Kathleen
Director
8,759$036,832
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMROBERTSON REBECCA B
Director
10,220$032,762
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMROBERTSON REBECCA B
Director
8,759$032,762
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMTWOMEY CHRISTOPHER J
Director
10,220$047,334
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMTWOMEY CHRISTOPHER J
Director
8,759$047,334
(Direct)
View
2026-05-20
Option Award
2026-05-22
4:04 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCha Myoungil
Director
10,220$032,678
(Direct)
View
2026-05-21
Exercise
2026-05-22
4:04 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCha Myoungil
Director
8,759$032,678
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:15 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
EVP & Chief Technology Officer
1,336$10.947,385
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:15 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
EVP & Chief Technology Officer
8,774$047,385
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:15 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
EVP & Chief Technology Officer
4,466$12.8247,385
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:13 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
1,337$10.952,831
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:13 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
10,267$052,831
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:13 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
5,510$12.8252,831
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:12 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHansen Shannon Marie
EVP & Chief Legal Officer
1,886$10.951,828
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:12 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHansen Shannon Marie
EVP & Chief Legal Officer
10,201$051,828
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:12 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMHansen Shannon Marie
EVP & Chief Legal Officer
5,192$12.8251,828
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:10 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
434$10.936,182
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:10 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
4,038$036,182
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:10 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
2,139$12.8236,182
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:08 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
1,336$10.969,002
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:08 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
9,523$069,002
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:08 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
2,724$12.8269,002
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSheridan John F
PRESIDENT & CEO
1,336$10.9255,843
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSheridan John F
PRESIDENT & CEO
51,189$0255,843
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMSheridan John F
PRESIDENT & CEO
24,773$12.82255,843
(Direct)
View
2026-05-15
Option Award
2026-05-19
4:03 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMVosseller Leigh
EVP & CHIEF FINANCIAL OFFICER
1,336$10.9101,953
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:03 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMVosseller Leigh
EVP & CHIEF FINANCIAL OFFICER
13,495$0101,953
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:03 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMVosseller Leigh
EVP & CHIEF FINANCIAL OFFICER
4,843$12.82101,953
(Direct)
View
2026-05-15
Exercise
2026-05-19
4:02 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
10,572$061,613
(Direct)
View
2026-05-15
Tax Withholding
2026-05-19
4:02 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
7,911$12.8261,613
(Direct)
View
2026-04-15
Tax Withholding
2026-04-17
4:10 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
1,926$20.6643,953
(Direct)
View
2026-04-15
Exercise
2026-04-17
4:10 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMKyrillos Jean-Claude
EVP & Chief Operating Officer
3,636$043,953
(Direct)
View
2026-03-16
Tax Withholding
2026-03-18
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
5,540$21.5959,900
(Direct)
View
2026-03-16
Exercise
2026-03-18
4:06 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
7,414$059,900
(Direct)
View
2026-02-17
Tax Withholding
2026-02-19
4:37 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
Chief Technology Officer
1,312$18.9531,198
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:37 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMCarpenter Rick
Chief Technology Officer
2,334$031,198
(Direct)
View
2026-02-17
Tax Withholding
2026-02-19
4:37 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
1,534$18.9534,002
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:37 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMGasser Elizabeth Anne
EVP, Chief Strategy Officer
2,600$034,002
(Direct)
View
2026-02-17
Tax Withholding
2026-02-19
4:36 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
882$18.9549,622
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:36 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMMorrison Susan
EVP & Chief Admin. Officer
2,600$049,622
(Direct)
View
2026-02-17
Tax Withholding
2026-02-19
4:36 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
62$18.9536,351
(Direct)
View
2026-02-17
Exercise
2026-02-19
4:36 pm
N/A
N/A
TANDEM DIABETES CARE INCTNDMNovara Mark David
EVP & CHIEF COMMERCIAL OFFICER
77$036,351
(Direct)
View
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