- Corporate Officers - P
- Potter Myrtle S
Insider Trading History of Potter Myrtle S
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Potter Myrtle S since 2015.
This trader's CIK number is 1214130.
At the time of last reporting, Potter Myrtle S was the Director of Guardant Health, Inc.. (stock ticker symbol GH).
Also see all insider trading activities at Guardant Health, Inc..
Note that in the past
POTTER MYRTLE S also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Guardant Health, Inc. (GH) by Potter Myrtle S
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | GH | 0 | $0 | 2,704 | $134,585 | 7,221 | $0 |
| 2024 | GH | 0 | $0 | 0 | $0 | 6,344 | $0 |
| 2023 | GH | 0 | $0 | 0 | $0 | 6,351 | $0 |
| 2022 | GH | 0 | $0 | 0 | $0 | 1,027 | $0 |
Yearly summary of insider trading at Insmed Inc (INSM) by Potter Myrtle S
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2016 | INSM | 0 | $0 | 6,466 | $82,731 | 0 | $0 |
| 2015 | INSM | 0 | $0 | 0 | $0 | 244 | $0 |
Yearly summary of insider trading at Ginkgo Bioworks Holdings, Inc. (DNA) by Potter Myrtle S
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | DNA | 0 | $0 | 0 | $0 | 10,822 | $0 |
Yearly summary of insider trading at Rite Aid Corp (RAD) by Potter Myrtle S
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2017 | RAD | 0 | $0 | 28,189 | $58,915 | 0 | $0 |
Insider trading activities at 4 companies by Potter Myrtle S:
1. Guardant Health, Inc. (GH)
2. Insmed Inc (INSM)
3. Ginkgo Bioworks Holdings, Inc. (DNA)
4. Rite Aid Corp (RAD)
Table 1. Insider trading of Guardant Health, Inc. (GH) by Potter Myrtle S
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-08-19 | GH | Sale | 26 | 59.02 | 1,534 |
| 2025-08-15 | GH | Option Ex | 69 | .00 | 0 |
| 2025-07-17 | GH | Sale | 26 | 48.20 | 1,253 |
| 2025-07-15 | GH | Option Ex | 68 | .00 | 0 |
| 2025-07-15 | GH | Option Ex | 68 | .00 | 0 |
| 2025-06-18 | GH | Sale | 26 | 49.47 | 1,286 |
| 2025-06-15 | GH | Option Ex | 69 | .00 | 0 |
| 2025-06-16 | GH | Sale | 2,626 | 49.70 | 130,512 |
| 2025-06-12 | GH | Option Ex | 6,674 | .00 | 0 |
| 2025-05-15 | GH | Option Ex | 68 | .00 | 0 |
| 2025-04-15 | GH | Option Ex | 68 | .00 | 0 |
| 2025-03-15 | GH | Option Ex | 69 | .00 | 0 |
| 2025-01-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-12-15 | GH | Option Ex | 69 | .00 | 0 |
| 2024-11-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-10-15 | GH | Option Ex | 69 | .00 | 0 |
| 2024-09-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-08-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-06-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-06-12 | GH | Option Ex | 5,592 | .00 | 0 |
| 2024-05-15 | GH | Option Ex | 69 | .00 | 0 |
| 2024-04-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-03-15 | GH | Option Ex | 68 | .00 | 0 |
| 2024-02-15 | GH | Option Ex | 69 | .00 | 0 |
| 2024-01-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-12-15 | GH | Option Ex | 69 | .00 | 0 |
| 2023-11-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-10-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-09-15 | GH | Option Ex | 69 | .00 | 0 |
| 2023-08-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-07-15 | GH | Option Ex | 69 | .00 | 0 |
| 2023-06-14 | GH | Option Ex | 5,531 | .00 | 0 |
| 2023-06-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-05-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-04-15 | GH | Option Ex | 69 | .00 | 0 |
| 2023-01-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-01-15 | GH | Option Ex | 68 | .00 | 0 |
| 2023-01-15 | GH | Option Ex | 68 | .00 | 0 |
| 2022-11-15 | GH | Option Ex | 69 | .00 | 0 |
| 2022-11-15 | GH | Option Ex | 69 | .00 | 0 |
| 2022-11-15 | GH | Option Ex | 69 | .00 | 0 |
| 2022-10-15 | GH | Option Ex | 820 | .00 | 0 |
Table 2. Insider trading of Insmed Inc (INSM) by Potter Myrtle S
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2016-12-13 | INSM | Sale | 1,466 | 12.88 | 18,886 |
| 2016-12-14 | INSM | Sale | 5,000 | 12.77 | 63,845 |
| 2015-12-11 | INSM | Option Ex | 244 | .00 | 0 |
Table 3. Insider trading of Ginkgo Bioworks Holdings, Inc. (DNA) by Potter Myrtle S
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-06-11 | DNA | Option Ex | 10,822 | .00 | 0 |
Table 4. Insider trading of Rite Aid Corp (RAD) by Potter Myrtle S
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2017-10-03 | RAD | Sale | 28,189 | 2.09 | 58,915 |
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 Potter Myrtle S
(Director of Guardant Health, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.