Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: GrafTech International Ltd., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Atmus Filtration Technologies Inc. May 12, 202698.0%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| May 12, 2026 | Atmus Filtration Technologies Inc. | Grant or award | +2,619 | — | — |
| Nov 18, 2025 | Atmus Filtration Technologies Inc. | Other | +20 | — | — |
| Nov 13, 2025 | Atmus Filtration Technologies Inc. | Open-market sale | −20 | $48.84 | $977 |
| Sep 5, 2025 | Atmus Filtration Technologies Inc. | Open-market purchase | +15 | $45.81 | $687 |
| Aug 13, 2025 | Atmus Filtration Technologies Inc. | Open-market purchase | +25 | $45.00 | $1,125 |
| May 20, 2025 | Atmus Filtration Technologies Inc. | Grant or award | +3,886 | — | — |
| Apr 2, 2025 | Atmus Filtration Technologies Inc. | Open-market sale | −40 | $37.79 | $1,512 |
| Nov 9, 2024 | GrafTech International Ltd. | Option exercise | +56,497 | — | — |
| May 14, 2024 | Atmus Filtration Technologies Inc. | Grant or award | +4,565 | — | — |
| Mar 18, 2024 | Atmus Filtration Technologies Inc. | Grant or award | +627 | — | — |
Questions about Diego Donoso
What boards is Diego Donoso on?
Diego Donoso sits on the boards of Atmus Filtration Technologies Inc. and GrafTech International Ltd.
How long has Diego Donoso served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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