Elizabeth Anne Gasser Tandem Diabetes Care Inc (TNDM) insider trading activity

TNDM Quotes by TradingView

Elizabeth Anne Gasser is EVP, Chief Strategy Officer of TANDEM DIABETES CARE INC. Currently has a direct ownership of 0 shares of TNDM, which is worth approximately $0. The most recent transaction as insider was on Dec 04, 2025, when has been sold 3,000 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 0
100.0% 3M change
100.0% 12M change
Total Value Held $0

Elizabeth Anne Gasser Transaction History

Date Transaction Value Shares Traded Shares Held Form
Dec 04 2025
SELL
Other acquisition or disposition
-
3,000 Reduced 100.0%
0 Common Stock
Nov 17 2025
SELL
Payment of exercise price or tax liability
$25,905 $18.61 p/Share
1,392 Reduced 31.69%
3,000 Common Stock
Nov 17 2025
BUY
Exercise of conversion of derivative security
-
2,599 Added 42.01%
3,587 Common Stock
Nov 17 2025
BUY
Grant, award, or other acquisition
$9,135 $15.59 p/Share
586 Added 24.63%
1,793 Common Stock
Aug 15 2025
SELL
Payment of exercise price or tax liability
$15,072 $10.82 p/Share
1,393 Reduced 53.58%
1,207 Common Stock
Aug 15 2025
BUY
Exercise of conversion of derivative security
-
2,600 Added 59.16%
1,795 Common Stock
May 29 2025
SELL
Other acquisition or disposition
-
11,200 Reduced 100.0%
0 Common Stock
May 15 2025
SELL
Payment of exercise price or tax liability
$79,359 $22.7 p/Share
3,496 Reduced 23.79%
11,200 Common Stock
May 15 2025
BUY
Exercise of conversion of derivative security
-
6,526 Added 32.51%
13,550 Common Stock
May 15 2025
BUY
Grant, award, or other acquisition
$17,939 $15.64 p/Share
1,147 Added 12.31%
8,170 Common Stock
Feb 25 2025
SELL
Payment of exercise price or tax liability
$124,958 $33.34 p/Share
3,748 Reduced 34.8%
7,023 Common Stock
Feb 25 2025
BUY
Exercise of conversion of derivative security
-
6,903 Added 40.76%
10,032 Common Stock
Feb 18 2025
SELL
Payment of exercise price or tax liability
$42,205 $33.47 p/Share
1,261 Reduced 24.59%
3,868 Common Stock
Feb 18 2025
BUY
Exercise of conversion of derivative security
-
2,141 Added 31.05%
4,754 Common Stock
Nov 15 2024
SELL
Payment of exercise price or tax liability
$31,304 $27.34 p/Share
1,145 Reduced 32.58%
2,369 Common Stock
Nov 15 2024
BUY
Grant, award, or other acquisition
$9,681 $15.64 p/Share
619 Added 17.16%
2,988 Common Stock
Nov 15 2024
BUY
Exercise of conversion of derivative security
-
2,140 Added 46.56%
2,456 Common Stock
Aug 15 2024
SELL
Payment of exercise price or tax liability
$33,566 $43.82 p/Share
766 Reduced 35.79%
1,374 Common Stock
Aug 15 2024
BUY
Exercise of conversion of derivative security
-
2,140 Added 52.83%
1,911 Common Stock
Jun 10 2024
SELL
Other acquisition or disposition
-
11,749 Reduced 100.0%
0 Common Stock
May 28 2024
SELL
Payment of exercise price or tax liability
$6,931 $51.73 p/Share
134 Reduced 1.13%
11,749 Common Stock
May 28 2024
BUY
Exercise of conversion of derivative security
-
373 Added 3.04%
11,883 Common Stock
May 15 2024
SELL
Payment of exercise price or tax liability
$112,456 $47.37 p/Share
2,374 Reduced 17.1%
11,510 Common Stock
May 15 2024
BUY
Exercise of conversion of derivative security
-
6,648 Added 32.74%
13,656 Common Stock
May 15 2024
BUY
Grant, award, or other acquisition
$12,715 $15.64 p/Share
813 Added 10.1%
7,236 Common Stock
EAG

Elizabeth Anne Gasser

EVP, Chief Strategy Officer
San Diego, CA

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