David B Berger is EVP & Chief Operating Officer of TANDEM DIABETES CARE INC. Currently has a direct ownership of 6,338 shares of TNDM, which is worth approximately $227,597. The most recent transaction as insider was on Dec 15, 2021, when has been sold 12,000 shares (Common Stock) at a price of $18.86 per share, resulting in proceeds of $226,320. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 6.34K
0% 3M change
0% 12M change
Total Value Held $227,597

DAVID B BERGER Transaction History

Date Transaction Value Shares Traded Shares Held Form
Dec 15 2021
BUY
Exercise of conversion of derivative security
$226,320 $18.86 p/Share
12,000 Added 42.18%
16,451 Common Stock
Dec 01 2021
SELL
Open market or private sale
$128,960 $128.96 p/Share
1,000 Reduced 18.35%
4,451 Common Stock
Dec 01 2021
BUY
Exercise of conversion of derivative security
$18,860 $18.86 p/Share
1,000 Added 15.5%
5,451 Common Stock
Nov 29 2021
SELL
Payment of exercise price or tax liability
$26,191 $129.66 p/Share
202 Reduced 4.34%
4,451 Common Stock
Nov 29 2021
BUY
Exercise of conversion of derivative security
-
406 Added 8.03%
4,653 Common Stock
Nov 01 2021
SELL
Open market or private sale
$136,000 $136.0 p/Share
1,000 Reduced 19.06%
4,247 Common Stock
Nov 01 2021
BUY
Exercise of conversion of derivative security
$18,860 $18.86 p/Share
1,000 Added 16.01%
5,247 Common Stock
Oct 12 2021
SELL
Open market or private sale
$1,292,800 $129.28 p/Share
10,000 Reduced 70.19%
4,247 Common Stock
Oct 12 2021
BUY
Exercise of conversion of derivative security
$188,600 $18.86 p/Share
10,000 Added 41.24%
14,247 Common Stock
Oct 01 2021
SELL
Open market or private sale
$118,000 $118.0 p/Share
1,000 Reduced 19.06%
4,247 Common Stock
Oct 01 2021
BUY
Exercise of conversion of derivative security
$18,860 $18.86 p/Share
1,000 Added 16.01%
5,247 Common Stock
Sep 15 2021
SELL
Open market or private sale
$1,095,660 $121.74 p/Share
9,000 Reduced 67.94%
4,247 Common Stock
Sep 15 2021
BUY
Exercise of conversion of derivative security
$169,740 $18.86 p/Share
9,000 Added 40.45%
13,247 Common Stock
Aug 27 2021
SELL
Payment of exercise price or tax liability
$22,283 $110.31 p/Share
202 Reduced 4.54%
4,247 Common Stock
Aug 27 2021
BUY
Exercise of conversion of derivative security
-
407 Added 8.38%
4,449 Common Stock
Aug 17 2021
SELL
Open market or private sale
$551,450 $110.29 p/Share
5,000 Reduced 55.3%
4,042 Common Stock
Aug 17 2021
BUY
Exercise of conversion of derivative security
$94,300 $18.86 p/Share
5,000 Added 35.61%
9,042 Common Stock
Aug 16 2021
SELL
Open market or private sale
$547,000 $109.4 p/Share
5,000 Reduced 55.3%
4,042 Common Stock
Aug 16 2021
BUY
Exercise of conversion of derivative security
$94,300 $18.86 p/Share
5,000 Added 35.61%
9,042 Common Stock
May 28 2021
SELL
Open market or private sale
$312,935 $86.47 p/Share
3,619 Reduced 47.24%
4,042 Common Stock
May 28 2021
BUY
Exercise of conversion of derivative security
$16,686 $9.0 p/Share
1,854 Added 19.49%
7,661 Common Stock
May 27 2021
SELL
Payment of exercise price or tax liability
$58,328 $85.65 p/Share
681 Reduced 10.5%
5,807 Common Stock
May 27 2021
BUY
Exercise of conversion of derivative security
-
1,626 Added 20.04%
6,488 Common Stock
May 17 2021
BUY
Grant, award, or other acquisition
$19,761 $66.76 p/Share
296 Added 5.74%
4,862 Common Stock
Mar 11 2021
SELL
Open market or private sale
$780,042 $90.22 p/Share
8,646 Reduced 65.44%
4,566 Common Stock
DBB

David B Berger

EVP & Chief Operating Officer
San Diego, CA

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