- Corporate Officers - S
- Stern Sadie
Insider Trading History of Stern Sadie
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Stern Sadie since 2020.
This trader's CIK number is 1797971.
At the time of last reporting, Stern Sadie was the EVP, Chief HR Officer of Dexcom Inc. (stock ticker symbol DXCM).
Also see all insider trading activities at Dexcom Inc.
Note that in the past
Stern Sadie also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at 3d Systems Corp (DDD) by Stern Sadie
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2020 | DDD | 0 | $0 | 3,178 | $30,445 | 0 | $0 |
Yearly summary of insider trading at Dexcom Inc (DXCM) by Stern Sadie
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | DXCM | 0 | $0 | 22,385 | $1,749,953 | 0 | $0 |
| 2024 | DXCM | 0 | $0 | 32,896 | $4,063,384 | 0 | $0 |
| 2023 | DXCM | 0 | $0 | 3,531 | $404,422 | 0 | $0 |
| 2021 | DXCM | 0 | $0 | 2,051 | $1,278,334 | 0 | $0 |
Insider trading activities at 2 companies by Stern Sadie:
1. 3d Systems Corp (DDD)
2. Dexcom Inc (DXCM)
Table 1. Insider trading of 3d Systems Corp (DDD) by Stern Sadie
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2020-03-04 | DDD | Sale | 3,178 | 9.58 | 30,445 |
Table 2. Insider trading of Dexcom Inc (DXCM) by Stern Sadie
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-07-28 | DXCM | Sale | 1,466 | 88.99 | 130,459 |
| 2025-06-26 | DXCM | Sale | 1,466 | 85.06 | 124,697 |
| 2025-05-27 | DXCM | Sale | 6,184 | 85.11 | 526,320 |
| 2025-03-12 | DXCM | Sale | 11,176 | 70.38 | 786,566 |
| 2025-01-29 | DXCM | Sale | 2,093 | 86.91 | 181,911 |
| 2024-12-16 | DXCM | Sale | 424 | 76.87 | 32,592 |
| 2024-11-20 | DXCM | Sale | 4,259 | 74.73 | 318,275 |
| 2024-09-09 | DXCM | Sale | 426 | 69.15 | 29,457 |
| 2024-06-10 | DXCM | Sale | 427 | 115.05 | 49,126 |
| 2024-03-25 | DXCM | Sale | 4,137 | 140.00 | 579,180 |
| 2024-03-12 | DXCM | Sale | 20,321 | 132.67 | 2,695,966 |
| 2024-01-16 | DXCM | Sale | 2,902 | 123.64 | 358,788 |
| 2023-12-11 | DXCM | Sale | 392 | 117.66 | 46,122 |
| 2023-11-22 | DXCM | Sale | 1,176 | 110.00 | 129,360 |
| 2023-08-09 | DXCM | Sale | 392 | 110.71 | 43,398 |
| 2023-07-10 | DXCM | Sale | 392 | 128.05 | 50,195 |
| 2023-05-09 | DXCM | Sale | 393 | 120.19 | 47,234 |
| 2023-04-10 | DXCM | Sale | 393 | 112.35 | 44,153 |
| 2023-03-14 | DXCM | Sale | 393 | 111.86 | 43,960 |
| 2021-11-22 | DXCM | Sale | 856 | 638.65 | 546,684 |
| 2021-11-23 | DXCM | Sale | 1,195 | 612.26 | 731,650 |
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 Stern Sadie
(EVP, Chief HR Officer of Dexcom Inc at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.