Donaldson Company, Inc.
US ˙ NYSE ˙ US2576511099

SecurityDCI / Donaldson Company, Inc.
InsiderGuillermo Briseno
This page shows the track record and history of Briseno Guillermo insider trades in Donaldson Company, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Guillermo Briseno in DCI / Donaldson Company, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

DCI / Donaldson Company, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Guillermo Briseno in DCI / Donaldson Company, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2025-09-03 13,500 79.0300 13,500 79.0300 1,066,905 0 79.6200 7,965 0.75
2023-12-06 2,737 61.5000 2,737 61.5000 168,326

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

DCI / Donaldson Company, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-09-04 2025-09-03 4 Briseno Guillermo DCI Common Stock S - Sale D 79.0300 -13,500 -1,067 25,309
2025-09-04 2025-09-03 4 Briseno Guillermo DCI Common Stock M - Exercise D 28.0000 13,500 378 38,809
2024-10-01 2024-09-27 4 Briseno Guillermo DCI Common Stock A - Award D 3,087 25,058
2024-09-05 2024-09-03 4 Briseno Guillermo DCI Employee Stock Option (right to buy) F - Taxes D 72.7300 -6,399 -465 21,971
2024-09-05 2024-09-03 4 Briseno Guillermo DCI Employee Stock Option (right to buy) M - Exercise D 38.7800 12,000 465 28,370
2023-12-07 2023-12-06 4 Briseno Guillermo DCI Common Stock S - Sale D 61.5000 -2,737 -168 16,170
2023-12-07 2023-12-06 4 Briseno Guillermo DCI Common Stock M - Exercise D 42.0500 4,000 168 18,907
2023-09-25 2023-09-21 4 Briseno Guillermo DCI Common Stock A - Award D 4,984 14,901
2022-11-08 3 Briseno Guillermo DCI Common Stock D 9,793
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)