The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Vosseller Leigh since 2019.
This trader's CIK number is 1726322.
At the time of last reporting, Vosseller Leigh was the EVP & CHIEF FINANCIAL OFFICER of Tandem Diabetes Care Inc. (stock ticker symbol TNDM).
Also see all insider trading activities at Tandem Diabetes Care Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | TNDM | 13,720 | $149,410 | 0 | $0 | 20,163 | $0 |
| 2024 | TNDM | 0 | $0 | 0 | $0 | 5,731 | $0 |
| 2023 | TNDM | 9,215 | $194,197 | 0 | $0 | 3,442 | $0 |
| 2022 | TNDM | 2,500 | $186,528 | 0 | $0 | 2,195 | $0 |
| 2021 | TNDM | 0 | $0 | 50,000 | $6,514,449 | 50,813 | $943,000 |
| 2020 | TNDM | 0 | $0 | 80,000 | $7,784,570 | 80,000 | $808,699 |
| 2019 | TNDM | 0 | $0 | 40,000 | $2,716,300 | 40,000 | $103,600 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-15 | TNDM | Option Ex | 2,998 | .00 | 0 |
| 2025-08-08 | TNDM | Buy | 13,720 | 10.89 | 149,410 |
| 2025-05-15 | TNDM | Option Ex | 8,121 | .00 | 0 |
| 2025-02-25 | TNDM | Option Ex | 6,903 | .00 | 0 |
| 2025-02-18 | TNDM | Option Ex | 2,141 | .00 | 0 |
| 2024-11-15 | TNDM | Option Ex | 2,140 | .00 | 0 |
| 2024-08-15 | TNDM | Option Ex | 2,140 | .00 | 0 |
| 2024-05-28 | TNDM | Option Ex | 406 | .00 | 0 |
| 2024-02-27 | TNDM | Option Ex | 407 | .00 | 0 |
| 2024-02-15 | TNDM | Option Ex | 638 | .00 | 0 |
| 2023-11-08 | TNDM | Buy | 6,200 | 15.39 | 95,393 |
| 2023-08-28 | TNDM | Option Ex | 407 | .00 | 0 |
| 2023-05-30 | TNDM | Option Ex | 406 | .00 | 0 |
| 2023-05-15 | TNDM | Option Ex | 2,060 | .00 | 0 |
| 2023-05-12 | TNDM | Buy | 3,015 | 32.77 | 98,804 |
| 2023-02-27 | TNDM | Option Ex | 407 | .00 | 0 |
| 2023-02-15 | TNDM | Option Ex | 162 | .00 | 0 |
| 2022-11-15 | TNDM | Option Ex | 163 | .00 | 0 |
| 2022-08-29 | TNDM | Option Ex | 407 | .00 | 0 |
| 2022-08-15 | TNDM | Option Ex | 162 | .00 | 0 |
| 2022-05-27 | TNDM | Option Ex | 406 | .00 | 0 |
| 2022-05-16 | TNDM | Option Ex | 650 | .00 | 0 |
| 2022-05-09 | TNDM | Buy | 500 | 70.00 | 35,000 |
| 2022-05-06 | TNDM | Buy | 2,000 | 75.76 | 151,528 |
| 2022-02-28 | TNDM | Option Ex | 407 | .00 | 0 |
| 2021-11-29 | TNDM | Option Ex | 406 | .00 | 0 |
| 2021-11-03 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2021-11-03 | TNDM | Sale | 10,000 | 140.05 | 1,400,509 |
| 2021-10-12 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2021-10-12 | TNDM | Sale | 10,000 | 130.00 | 1,300,010 |
| 2021-10-14 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2021-10-14 | TNDM | Sale | 10,000 | 135.09 | 1,350,900 |
| 2021-09-16 | TNDM | Sale | 6,500 | 125.00 | 812,500 |
| 2021-09-15 | TNDM | Option Ex | 3,500 | 18.86 | 66,010 |
| 2021-09-16 | TNDM | Option Ex | 6,500 | 18.86 | 122,590 |
| 2021-09-15 | TNDM | Sale | 3,500 | 125.00 | 437,500 |
| 2021-09-13 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2021-09-13 | TNDM | Sale | 10,000 | 121.30 | 1,213,030 |
| 2021-08-27 | TNDM | Option Ex | 407 | .00 | 0 |
| 2020-10-13 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2020-10-13 | TNDM | Sale | 10,000 | 121.42 | 1,214,180 |
| 2020-07-31 | TNDM | Sale | 10,000 | 110.03 | 1,100,320 |
| 2020-07-31 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2020-07-06 | TNDM | Sale | 10,000 | 105.04 | 1,050,390 |
| 2020-07-06 | TNDM | Option Ex | 10,000 | 18.86 | 188,600 |
| 2020-07-02 | TNDM | Sale | 10,000 | 100.71 | 1,007,090 |
| 2020-06-30 | TNDM | Sale | 10,000 | 95.04 | 950,390 |
| 2020-07-02 | TNDM | Option Ex | 10,000 | 13.93 | 139,300 |
| 2020-06-30 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
| 2020-05-07 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
| 2020-05-07 | TNDM | Sale | 10,000 | 90.08 | 900,750 |
| 2020-02-11 | TNDM | Sale | 3,626 | 80.00 | 290,080 |
| 2020-02-10 | TNDM | Option Ex | 6,374 | 2.59 | 16,508 |
| 2020-02-11 | TNDM | Option Ex | 3,626 | 2.59 | 9,391 |
| 2020-02-10 | TNDM | Sale | 6,374 | 80.06 | 510,270 |
| 2020-01-29 | TNDM | Sale | 10,000 | 76.11 | 761,100 |
| 2020-01-29 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
| 2019-11-25 | TNDM | Sale | 10,000 | 70.35 | 703,500 |
| 2019-11-25 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
| 2019-11-18 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
| 2019-11-18 | TNDM | Sale | 10,000 | 65.69 | 656,900 |
| 2019-05-16 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
| 2019-05-16 | TNDM | Sale | 10,000 | 70.45 | 704,500 |
| 2019-05-03 | TNDM | Sale | 10,000 | 65.14 | 651,400 |
| 2019-05-03 | TNDM | Option Ex | 10,000 | 2.59 | 25,900 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Vosseller Leigh (EVP & CHIEF FINANCIAL OFFICER of Tandem Diabetes Care Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.