InsiderClue
Stocks · Health care · Surgical & Medical Instruments & Apparatus

TANDEM DIABETES CARE INC

TNDM Clue Score39
United States Fiscal year ends December CIK 0001438133 Results filed 5 Nov 2026
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What the insiders did Net selling

Individual transactions

23
Insider
Date
Role
Action
Shares
Price
Amount
Dick Allen
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Joao Paulo Falcao Malagueira
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Christopher J Twomey
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Peyton R Howell
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Rebecca B Robertson
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Myoungil Cha
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Kathleen McGroddy-Goetz
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
Rajwant Sodhi
22 May 2025
Director
Exercised, kept
4,387
$20.64
$90.55K
John F Sheridan
15 May 2025
President & CEO
Exercised, kept
5,472
$22.70
$124.21K
Joao Paulo Falcao Malagueira
17 Jun 2024
Director
Exercised, kept
1,749
$45.33
$79.28K
Myoungil Cha
17 Jun 2024
Director
Exercised, kept
1,749
$45.33
$79.28K
Kim D Blickenstaff
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Dick Allen
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Rebecca B Robertson
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Rajwant Sodhi
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Joao Paulo Falcao Malagueira
24 May 2024
Director
Exercised, kept
4,065
$51.73
$210.28K
Kathleen McGroddy-Goetz
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Christopher J Twomey
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Peyton R Howell
24 May 2024
Director
Exercised, kept
4,434
$51.73
$229.37K
Myoungil Cha
24 May 2024
Director
Exercised, kept
4,065
$51.73
$210.28K
Rajwant Sodhi
4 Jan 2024
Director
Exercised, kept
1,070
$27.66
$29.60K
Kim D Blickenstaff
27 Aug 2021
Director
Exercised, kept indirect
28,700
$3.50
$100.45K
Susan Morrison
16 Aug 2021
EVP & Chief Admin. Officer
Exercised, kept
80
$73.73
$5.90K
Showing 250 of 376 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 654
Amendments (4/A) skipped 4
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 1
Sales straight out of an exercise 203
Sales at will 110
Transactions with no price 0
Shares from compensation/vesting 4,932,718
Sales filed before the plan box existed 106
History held since 14 Nov 2013