A business in context

DCI research notebook

Read the disclosures. Follow the relationships. Keep the dates in view.

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Filing timeline

Download filings CSV

SEC submissions · retrieved 2026-10-22 · 8029 issuers; up to 32 recent company reports and 8 ownership-change filings per issuer

  1. DEF 14A · Proxy statement

    Report date 2026-10-06 · 0000029644-26-000115

  2. 4 · Ownership change

    Report date 2026-10-02 · 0000029644-26-000114

  3. 4 · Ownership change

    Report date 2026-10-02 · 0000029644-26-000112

  4. 4 · Ownership change

    Report date 2026-10-02 · 0000029644-26-000110

  5. 4 · Ownership change

    Report date 2026-10-02 · 0000029644-26-000108

  6. 4 · Ownership change

    Report date 2026-10-01 · 0000029644-26-000106

  7. 4 · Ownership change

    Report date 2026-10-01 · 0000029644-26-000104

  8. 4 · Ownership change

    Report date 2026-10-01 · 0000029644-26-000102

  9. 4 · Ownership change

    Report date 2026-10-01 · 0000029644-26-000100

  10. 10-K · Annual report

    Report date 2026-07-31 · 0000029644-26-000085

  11. 8-K · Current report

    Report date 2026-08-26 · 0000029644-26-000071 · Items 2.02,9.01

  12. 8-K · Current report

    Report date 2026-07-23 · 0000029644-26-000068 · Items 5.02

  13. 10-Q · Quarterly report

    Report date 2026-04-30 · 0000029644-26-000052

  14. 8-K · Current report

    Report date 2026-06-02 · 0000029644-26-000049 · Items 2.02,9.01

  15. 8-K · Current report

    Report date 2026-04-08 · 0001193125-26-151208 · Items 1.01,2.03,9.01

  16. 10-Q · Quarterly report

    Report date 2026-01-31 · 0000029644-26-000026

  17. 8-K · Current report

    Report date 2026-02-26 · 0000029644-26-000024 · Items 2.02,9.01

  18. 8-K · Current report

    Report date 2026-01-31 · 0001193125-26-032803 · Items 1.01,7.01,9.01

  19. 8-K · Current report

    Report date 2026-01-28 · 0001193125-26-029665 · Items 5.02,7.01,9.01

  20. 10-Q · Quarterly report

    Report date 2025-10-31 · 0000029644-25-000147

  21. 8-K · Current report

    Report date 2025-12-04 · 0000029644-25-000145 · Items 2.02,9.01

  22. 8-K · Current report

    Report date 2025-11-21 · 0000029644-25-000133 · Items 5.07

  23. DEF 14A · Proxy statement

    Report date 2025-10-06 · 0000029644-25-000120

  24. 10-K · Annual report

    Report date 2025-07-31 · 0000029644-25-000098

  25. 8-K · Current report

    Report date 2025-08-27 · 0000029644-25-000082 · Items 2.02,9.01

  26. 8-K · Current report

    Report date 2025-06-12 · 0001193125-25-142124 · Items 1.01,2.03,9.01

  27. 10-Q · Quarterly report

    Report date 2025-04-30 · 0000029644-25-000058

  28. 8-K · Current report

    Report date 2025-06-02 · 0000029644-25-000056 · Items 2.02,5.02,7.01,9.01

  29. 8-K · Current report

    Report date 2025-05-14 · 0000029644-25-000048 · Items 5.02,9.01

  30. 10-Q · Quarterly report

    Report date 2025-01-31 · 0000029644-25-000029

  31. 8-K · Current report

    Report date 2025-02-27 · 0000029644-25-000022 · Items 2.02,9.01

  32. 10-Q · Quarterly report

    Report date 2024-10-31 · 0000029644-24-000181

  33. 8-K · Current report

    Report date 2024-12-03 · 0000029644-24-000177 · Items 2.02,9.01

  34. 8-K · Current report

    Report date 2024-11-22 · 0000029644-24-000174 · Items 5.07

  35. 8-K · Current report

    Report date 2024-10-25 · 0000029644-24-000170 · Items 5.02,7.01,9.01

  36. DEF 14A · Proxy statement

    Report date 2024-10-02 · 0000029644-24-000132

  37. 10-K · Annual report

    Report date 2024-07-31 · 0000029644-24-000111

  38. 8-K · Current report

    Report date 2024-08-28 · 0000029644-24-000093 · Items 2.02,9.01

  39. 8-K · Current report

    Report date 2024-06-24 · 0000029644-24-000073 · Items 5.02,7.01,9.01

  40. 10-Q · Quarterly report

    Report date 2024-04-30 · 0000029644-24-000067

Reported insider transactions

Download transactions CSV

SEC insider transactions · retrieved 2026-10-15 · 2026 Q3: filings in this completed quarter; not a live transaction feed

Purchases and sales include open-market or private transactions. Grants, exercises and tax withholding are shown separately. Amendments and joint reports can overlap; rows are not a net-buying score. Prices retain the filing's units; consult its footnotes.

Transaction rows by code · counts, not monetary totals
Purchase: 0 transaction rows0PSale: 2 transaction rows2SGrant / award: 8 transaction rows8AExercise / conversion: 6 transaction rows6MTax / exercise payment: 5 transaction rows5FGift: 0 transaction rows0G
P · PurchaseS · SaleA · Grant / awardM · Exercise / conversionF · Tax / exercise paymentG · Gift

21 matching transaction rows.

Transaction / filedReporting ownerTypeSecuritySharesReported price
2026-09-24
2026-09-28
Lewis Richard BrentA · Grant / award
Acquired
Common Stock6340.00.0
2026-09-24
2026-09-28
Lewis Richard BrentF · Tax / exercise payment
Disposed
Common Stock149.086.6
2026-09-24
2026-09-28
Driesen Bart C.F · Tax / exercise payment
Disposed
Common Stock2661.086.6
2026-09-24
2026-09-28
Driesen Bart C.A · Grant / award
Acquired
Common Stock4465.00.0
2026-09-24
2026-09-28
Carpenter Tod E.A · Grant / award
Acquired
Common Stock38131.00.0
2026-09-24
2026-09-28
Carpenter Tod E.F · Tax / exercise payment
Disposed
Common Stock18761.086.6
2026-09-24
2026-09-28
Becker Amy CF · Tax / exercise payment
Disposed
Common Stock2944.086.6
2026-09-24
2026-09-28
Becker Amy CA · Grant / award
Acquired
Common Stock5983.00.0
2026-09-04
2026-09-10
Carpenter Tod E.M · Exercise / conversion
Acquired
Common Stock31968.042.72
2026-09-04
2026-09-10
Carpenter Tod E.S · Sale
Disposed
Common Stock31968.091.1
2026-09-04
2026-09-10
Carpenter Tod E.M · Exercise / conversion
Disposed
Employee Stock Option (right to buy)
Derivative security
31968.00.0
2026-08-31
2026-09-01
Carpenter Tod E.M · Exercise / conversion
Acquired
Common Stock3032.042.72
2026-08-31
2026-09-01
Carpenter Tod E.S · Sale
Disposed
Common Stock3032.091.0
2026-08-31
2026-09-01
Carpenter Tod E.M · Exercise / conversion
Disposed
Employee Stock Option (right to buy)
Derivative security
3032.00.0
2026-08-27
2026-08-28
Pogalz Bradley J.F · Tax / exercise payment
Disposed
Common Stock2129.091.84
2026-08-27
2026-08-28
Pogalz Bradley J.M · Exercise / conversion
Acquired
Common Stock3000.042.72
2026-08-27
2026-08-28
Pogalz Bradley J.M · Exercise / conversion
Disposed
Employee Stock Option (right to buy)
Derivative security
3000.00.0
2026-07-03
2026-07-07
Smiley Jacinth CA · Grant / award
Acquired
Common Stock267.089.09
2026-07-03
2026-07-07
Rautio Trudy A.A · Grant / award
Acquired
Common Stock334.089.09
2026-07-03
2026-07-07
Owens JamesA · Grant / award
Acquired
Common Stock267.089.09
2026-07-03
2026-07-07
Hilger Christopher M.A · Grant / award
Acquired
Common Stock400.089.09

Identity & relationships

Wikidata structured data · retrieved 2026-10-15 · 1663 unambiguous CIK-linked entities; coverage is incomplete

These are sourced identity and relationship claims, with incomplete coverage. Headquarters locations do not describe sales, assets or operating exposure.

SEC issuer · 0000029644DONALDSON Co INC

No parent relationship is available in this import; this is not proof of independence.

No verified LEI join available.

GLEIF legal entity reference data · retrieved 2026-10-15 · 1199 checked identities; 0 unavailable records

Search names and former names

    Revenue in constant purchasing power

    USD revenue expressed in 2026-09 consumer-price dollars. Each annual period uses a CPI-U average weighted by the days in its actual reporting interval. This is a purchasing-power comparison, not a company-specific price or volume measure.

    Year endedReported USD revenueCPI-adjusted USD revenue
    2025-07-31$3.69B$3.91B
    2024-07-31$3.59B$3.89B
    2023-07-31$3.43B$3.85B
    2022-07-31$3.31B$3.92B
    2021-07-31$2.85B$3.64B
    2020-07-31$2.58B$3.38B
    2019-07-31$2.84B$3.78B
    2018-07-31$2.73B$3.70B

    Bureau of Labor Statistics · retrieved 2026-10-22 · 9 selected series; gaps remain missing

    Explore the CPI history ↗