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DONALDSON Co INC (DCI) stock

DCINYSEIndustrial & Commercial Fans & Blowers & Air Purifing EquipFiscal year ends July 31
Financials through Q4 FY2026, quarter ended Jul 31, 2026Last filing: 10-K on Sep 25, 2026Score 17/303% above fair value
$86.70−0.29 (-0.33%)

Close on Nov 13, 2026Market cap $10.05BP/E 22.5Yield 1.41%

Donaldson operating margin

Operating margin is operating income as a percentage of revenue.

Donaldson's operating margin for the twelve months ending Jul 31, 2026 was 15.4%. For fiscal 2026 it was 15.4%, against 13.4% the year before. The highest annual figure on record is 15.4% in fiscal 2026.

Annual operating margin

PeriodPeriod endValueChange (pts)
FY2026Jul 31, 202615.4%+2.0
FY2025Jul 31, 202513.4%−1.7
FY2024Jul 31, 202415.2%+1.2
FY2023Jul 31, 202314.0%+0.6
FY2022Jul 31, 202213.4%−0.1
FY2021Jul 31, 202113.5%+0.3
FY2020Jul 31, 202013.2%−0.5
FY2019Jul 31, 201913.6%−0.1
FY2018Jul 31, 201813.8%+0.1
FY2017Jul 31, 201713.6%+1.3
FY2016Jul 31, 201612.3%+0.2
FY2015Jul 31, 201512.2%−2.2
FY2014Jul 31, 201414.4%+0.3
FY2013Jul 31, 201314.1%−0.5
FY2012Jul 31, 201214.6%+0.8
FY2011Jul 31, 201113.7%+1.1
FY2010Jul 31, 201012.7%+3.6
FY2009Jul 31, 20099.1%–

Quarterly operating margin

Change is against the same quarter a year earlier.

Periods
PeriodPeriod endValueChange (pts)
Q4 FY2026CQ2 2026Jul 31, 202616.7%+1.2
Q3 FY2026CQ1 2026Apr 30, 202615.6%+6.3
Q2 FY2026CQ4 2025Jan 31, 202613.2%−1.2
Q1 FY2026CQ3 2025Oct 31, 202516.0%+1.4
Q4 FY2025CQ2 2025Jul 31, 202515.5%−0.2
Q3 FY2025CQ1 2025Apr 30, 20259.3%−6.2
Q2 FY2025CQ4 2024Jan 31, 202514.4%−0.4
Q1 FY2025CQ3 2024Oct 31, 202414.5%−0.2
Q4 FY2024CQ2 2024Jul 31, 202415.6%+1.9
Q3 FY2024CQ1 2024Apr 30, 202415.5%+1.3
Q2 FY2024CQ4 2023Jan 31, 202414.8%+0.8
Q1 FY2024CQ3 2023Oct 31, 202314.7%+0.6
Q4 FY2023CQ2 2023Jul 31, 202313.7%−0.8
Q3 FY2023CQ1 2023Apr 30, 202314.2%+1.2
Q2 FY2023CQ4 2022Jan 31, 202314.0%+2.1
Q1 FY2023CQ3 2022Oct 31, 202214.1%−0.0
Q4 FY2022CQ2 2022Jul 31, 202214.5%+0.0
Q3 FY2022CQ1 2022Apr 30, 202213.0%−1.3
Q2 FY2022CQ4 2021Jan 31, 202211.9%+0.7
Q1 FY2022CQ3 2021Oct 31, 202114.1%+0.4
Q4 FY2021CQ2 2021Jul 31, 202114.5%+1.1
Q3 FY2021CQ1 2021Apr 30, 202114.3%+0.9
Q2 FY2021CQ4 2020Jan 31, 202111.2%−1.6
Q1 FY2021CQ3 2020Oct 31, 202013.7%+0.5
Q4 FY2020CQ2 2020Jul 31, 202013.4%−1.0
Q3 FY2020CQ1 2020Apr 30, 202013.4%−0.6
Q2 FY2020CQ4 2019Jan 31, 202012.8%+0.7
Q1 FY2020CQ3 2019Oct 31, 201913.2%−0.9
Q4 FY2019CQ2 2019Jul 31, 201914.4%−0.6
Q3 FY2019CQ1 2019Apr 30, 201914.0%−0.2
Q2 FY2019CQ4 2018Jan 31, 201912.1%+0.0
Q1 FY2019CQ3 2018Oct 31, 201814.1%+0.3
Q4 FY2018CQ2 2018Jul 31, 201814.9%+1.4
Q3 FY2018CQ1 2018Apr 30, 201814.2%−0.3
Q2 FY2018CQ4 2017Jan 31, 201812.1%−0.6
Q1 FY2018CQ3 2017Oct 31, 201713.8%+0.0
Q4 FY2017CQ2 2017Jul 31, 201713.5%–
Q3 FY2017CQ1 2017Apr 30, 201714.6%–
Q2 FY2017CQ4 2016Jan 31, 201712.6%–
Q1 FY2017CQ3 2016Oct 31, 201613.8%–

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