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Diego Donoso Insider Profile

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Diego Donoso, Director at Atmus Filtration Technologies, Inc., holds 11.70K shares in Atmus Filtration Technologies, Inc. (Ticker: ATMU), holds 56.50K shares in GrafTech International (Ticker: EAF), holds 46.67K shares in Dow Inc (Ticker: DOW).
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Diego Donoso

Diego Donoso
Atmus Filtration Technologies, Inc. (ATMU)
Director

Ranked #56,695 out of 109,193 Corporate Insiders

Profitable Transactions

0%
0 out of 2 Profitable Transactions

Average Return

-2.10%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$2M
56.86%
22.47%
20.67%
A breakdown of Diego Donoso's holdings
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Insider Roles

Dow Inc
(DOW)
President, Pkg & Spec Plastics
Atmus Filtration Technologies, Inc.
(ATMU)
Director
GrafTech International
(EAF)
Director
Roles that Diego Donoso holds in companies
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Most Profitable Insider Trade

Stock:
Atmus Filtration Technologies, Inc.
(ATMU)
Rating:Informative Sell
Date:Nov 19, 2025 - Today
Return:0.00%
The most profitable trade made by Diego Donoso
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Diego Donoso's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
ATMU
Atmus Filtration Technologies, Inc.
May 13, 2026
Director
Uninformative Buy
―
$507.88K
DOW
Dow Inc
Dec 06, 2022
President, Pkg & Spec Plastics
Uninformative Sell
20.47K
$1.29M
EAF
GrafTech International
Nov 12, 2024
Director
Uninformative Buy
120.34K
$467.23K
List of latest transactions for each holding click on a transaction to see Diego Donoso's performance on stock
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Diego Donoso insider profile FAQ

What is the percentage of profitable transactions made by Diego Donoso?
The percentage of profitable transactions made by Diego Donoso is 0%.
    What is the average return per transaction made by Diego Donoso?
    The average return per transaction made by Diego Donoso is -2.10%.
      What stocks does Diego Donoso hold?
      Diego Donoso holds: ATMU, DOW, EAF stocks.
        What was Diego Donoso’s latest transaction?
        Diego Donoso latest transaction was an Uninformative Buy of ―.
          What was Diego Donoso's most profitable transaction?
          Diego Donoso’s most profitable transaction was an Informative Sell of ATMU stock on November 19, 2025. The return on the trade was 0.00%.
            What is Diego Donoso's role in Atmus Filtration Technologies, Inc.?
            Diego Donoso's role in Atmus Filtration Technologies, Inc. is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.