InsiderTrades

Form 4 for DCI DONALDSON Co INC

Accepted 2025-10-03 00:00:00 ET · period of report 2025-10-01 · accession 0000029644-25-000115 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2025-10-03 2025-10-02 DCI Lewis Richard Brent Pres M - OptEx $28.00 +13.5K 53.3K +34% +$378.0K
D 2025-10-03 2025-10-02 DCI Lewis Richard Brent Pres F - Tax $82.08 -8,982 44.3K -17% -$737.2K
D 2025-10-03 2025-10-02 DCI Lewis Richard Brent Pres M - OptEx $0.00 -13.5K 0 -100% $0
D 2025-10-03 2025-10-01 DCI Lewis Richard Brent Pres A - Grant $0.00 +42.1K 42.1K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-10-02 M A 13,500 $28.00 53,279 D — —
2 Common Common Stock 2025-10-02 F D 8,982 $82.08 44,297 D — —
3 Derivative Employee Stock Option (right to buy) 2025-10-02 M D 13,500 $0.00 0 D $28.00 · — to 2025-12-17 13,500 Common Stock (F2) Fully vested
4 Derivative Employee Stock Option (right to buy) 2025-10-01 A A 42,100 $0.00 42,100 D $82.08 · — to 2035-10-01 42,100 Common Stock (F1) The option vests in three equal annual installments beginning on October 1, 2026.