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

21
Insider
Date
Role
Action
Shares
Price
Amount
John F Sheridan
11 Aug 2025
President & CEO
Buy
10,000
$10.23
$102.32K
Leigh Vosseller
8 Aug 2025
EVP & Chief Financial Officer
Buy indirect
13,720
$10.89
$149.40K
Jean-Claude Kyrillos
7 Mar 2025
EVP & Chief Operating Officer
Buy
10,538
$18.12
$190.97K
Mark David Novara
15 Nov 2024
EVP & Chief Commercial Officer
Buy
532
$23.24
$12.36K
Dick Allen
27 Nov 2023
Director
Buy
5,000
$18.96
$94.78K
Shannon Marie Hansen
8 Nov 2023
Chief Legal Officer
Buy indirect
1,935
$15.44
$29.88K
Leigh Vosseller
8 Nov 2023
EVP & Chief Financial Officer
Buy indirect
6,200
$15.39
$95.40K
Kathleen McGroddy-Goetz
15 Sep 2023
Director
Buy
1,000
$21.45
$21.45K
Dick Allen
18 May 2023
Director
Buy
10,000
$29.47
$294.69K
Peyton R Howell
17 May 2023
Director
Buy
3,000
$30.16
$90.49K
Leigh Vosseller
12 May 2023
EVP & Chief Financial Officer
Buy indirect
3,015
$32.77
$98.81K
John F Sheridan
9 May 2022
President & CEO
Buy
2,500
$69.90
$174.75K
Leigh Vosseller
9 May 2022
EVP & Chief Financial Officer
Buy
500
$70.00
$35.00K
Peyton R Howell
6 May 2022
Director
Buy
483
$74.58
$36.02K
Peyton R Howell
6 May 2022
Director
Buy
500
$75.00
$37.50K
Peyton R Howell
6 May 2022
Director
Buy
400
$75.21
$30.08K
Peyton R Howell
6 May 2022
Director
Buy
500
$74.60
$37.30K
Peyton R Howell
6 May 2022
Director
Buy
17
$74.57
$1.27K
Peyton R Howell
6 May 2022
Director
Buy
100
$75.21
$7.52K
Leigh Vosseller
6 May 2022
EVP & Chief Financial Officer
Buy
1,000
$74.90
$74.90K
Leigh Vosseller
6 May 2022
EVP & Chief Financial Officer
Buy
1,000
$76.63
$76.63K
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