- Corporate Officers - D
- Donoso Diego
Insider Trading History of Donoso Diego
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Donoso Diego since 2020.
This trader's CIK number is 1809708.
At the time of last reporting, Donoso Diego was the Director of Atmus Filtration Technologies Inc.. (stock ticker symbol ATMU).
Also see all insider trading activities at Atmus Filtration Technologies Inc..
Note that in the past
Donoso Diego also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Atmus Filtration Technologies Inc. (ATMU) by Donoso Diego
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | ATMU | 40 | $1,812 | 60 | $2,487 | 0 | $0 |
Yearly summary of insider trading at Dow Inc. (DOW) by Donoso Diego
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2022 | DOW | 0 | $0 | 0 | $0 | 16,700 | $836,169 |
| 2021 | DOW | 0 | $0 | 0 | $0 | 20,338 | $962,190 |
| 2020 | DOW | 0 | $0 | 0 | $0 | 11,452 | $445,139 |
Yearly summary of insider trading at Graftech International Ltd (EAF) by Donoso Diego
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | EAF | 0 | $0 | 0 | $0 | 56,497 | $0 |
Insider trading activities at 3 companies by Donoso Diego:
1. Atmus Filtration Technologies Inc. (ATMU)
2. Dow Inc. (DOW)
3. Graftech International Ltd (EAF)
Table 1. Insider trading of Atmus Filtration Technologies Inc. (ATMU) by Donoso Diego
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-04-02 | ATMU | Sale | 40 | 37.79 | 1,511 |
| 2025-11-13 | ATMU | Sale | 20 | 48.84 | 976 |
| 2025-08-13 | ATMU | Buy | 25 | 45.00 | 1,125 |
| 2025-09-05 | ATMU | Buy | 15 | 45.81 | 687 |
Table 2. Insider trading of Dow Inc. (DOW) by Donoso Diego
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2022-05-26 | DOW | Option Ex | 16,700 | 50.07 | 836,169 |
| 2021-03-11 | DOW | Option Ex | 20,338 | 47.31 | 962,190 |
| 2020-06-09 | DOW | Option Ex | 11,452 | 38.87 | 445,139 |
Table 3. Insider trading of Graftech International Ltd (EAF) by Donoso Diego
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-11-09 | EAF | Option Ex | 56,497 | .00 | 0 |
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 Donoso Diego
(Director of Atmus Filtration Technologies Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.