The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Augustinos Nicholas since 2018.
This trader's CIK number is 1238485.
At the time of last reporting, Augustinos Nicholas was the Director of Dexcom Inc. (stock ticker symbol DXCM).
Also see all insider trading activities at Dexcom Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | DXCM | 0 | $0 | 6,290 | $517,905 | 0 | $0 |
| 2023 | DXCM | 0 | $0 | 3,976 | $489,127 | 0 | $0 |
| 2021 | DXCM | 0 | $0 | 5,806 | $2,802,811 | 0 | $0 |
| 2020 | DXCM | 0 | $0 | 6,812 | $2,397,752 | 0 | $0 |
| 2019 | DXCM | 0 | $0 | 5,436 | $949,860 | 0 | $0 |
| 2018 | DXCM | 0 | $0 | 12,300 | $1,494,031 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-06-13 | DXCM | Sale | 2,618 | 81.69 | 213,864 |
| 2025-06-16 | DXCM | Sale | 3,672 | 82.80 | 304,041 |
| 2023-12-15 | DXCM | Sale | 3,976 | 123.02 | 489,127 |
| 2021-10-29 | DXCM | Sale | 2,500 | 600.03 | 1,500,087 |
| 2021-06-03 | DXCM | Sale | 806 | 366.99 | 295,793 |
| 2021-02-16 | DXCM | Sale | 1,875 | 412.03 | 772,556 |
| 2021-01-06 | DXCM | Sale | 625 | 375.00 | 234,375 |
| 2020-12-16 | DXCM | Sale | 1,250 | 354.34 | 442,924 |
| 2020-09-16 | DXCM | Sale | 1,875 | 399.58 | 749,205 |
| 2020-06-15 | DXCM | Sale | 1,875 | 368.74 | 691,378 |
| 2020-02-14 | DXCM | Sale | 1,812 | 283.80 | 514,245 |
| 2019-12-16 | DXCM | Sale | 1,812 | 206.14 | 373,525 |
| 2019-11-07 | DXCM | Sale | 1,208 | 185.29 | 223,830 |
| 2019-09-16 | DXCM | Sale | 1,208 | 145.49 | 175,751 |
| 2019-06-14 | DXCM | Sale | 1,208 | 146.32 | 176,754 |
| 2018-08-06 | DXCM | Sale | 12,300 | 121.47 | 1,494,031 |
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 Augustinos Nicholas (Director of Dexcom Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.