Donoso Diego
SEC insider (Form 3/4/5 filer). CIK 0001809708. Director at Atmus Filtration Technologies Inc. (ATMU) and 1 other issuer. 9 reported Form 4/5 transactions since Sep 2024; latest on May 12, 2026. Located in BROOKLYN HEIGHTS, OH.
Companies Donoso Diego has filed insider reports for
- Atmus Filtration Technologies Inc. (ATMU): Director
- GRAFTECH INTERNATIONAL LTD (EAF): Director
Donoso Diego
CIK: 0001809708
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- May 12, 2026ATMU
Atmus Filtration Technologies Inc.
AwardDirect2.6K shares- - Nov 18, 2025ATMU
Atmus Filtration Technologies Inc.
OtherDirect20 shares- - Nov 13, 2025ATMU
Atmus Filtration Technologies Inc.
SaleDirect20 shares at avg. $48.84$976.8 - Sep 5, 2025ATMU
Atmus Filtration Technologies Inc.
PurchaseDirect15 shares at avg. $45.81$687.15 - Aug 13, 2025ATMU
Atmus Filtration Technologies Inc.
PurchaseDirect25 shares at avg. $45.00$1K - May 20, 2025ATMU
Atmus Filtration Technologies Inc.
AwardDirect3.9K shares- - Apr 2, 2025ATMU
Atmus Filtration Technologies Inc.
SaleDirect40 shares at avg. $37.79$2K - Mar 31, 2025EAF
GRAFTECH INTERNATIONAL LTD
AwardDirectDeferred Share Units
16.5K shares- - Nov 9, 2024EAF
GRAFTECH INTERNATIONAL LTD
ExerciseDirect56.5K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 12, 2026 |  ATMU Atmus Filtration Technologies Inc. | Award | 2,619 | - | $0 | Direct |
| Nov 18, 2025 | ATMU Atmus Filtration Technologies Inc. | Other | 20 | - | - | Direct |
| Nov 13, 2025 | ATMU Atmus Filtration Technologies Inc. | Sale | 20 | $48.84 | $977 | Direct |
| Sep 5, 2025 | ATMU Atmus Filtration Technologies Inc. | Purchase | 15 | $45.81 | $687 | Direct |
| Aug 13, 2025 | ATMU Atmus Filtration Technologies Inc. | Purchase | 25 | $45.00 | $1,125 | Direct |
| May 20, 2025 | ATMU Atmus Filtration Technologies Inc. | Award | 3,886 | - | - | Direct |
| Apr 2, 2025 | ATMU Atmus Filtration Technologies Inc. | Sale | 40 | $37.79 | $1,512 | Direct |
| Mar 31, 2025 |  EAF GRAFTECH INTERNATIONAL LTD | Award Deferred Share Units | 16,523 | - | - | Direct |
| Nov 9, 2024 | EAF GRAFTECH INTERNATIONAL LTD | Exercise | 56,497 | - | $0 | Direct |
1-9 of 9 transactions