Welcome to our dedicated page for Donaldson SEC filings (Ticker: DCI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to U.S. Securities and Exchange Commission (SEC) filings for Donaldson Company, Inc. (NYSE: DCI), a global manufacturer of technology-led filtration products and solutions. Through these documents, investors can review how Donaldson reports its financial performance, governance practices and material events across its Mobile Solutions, Industrial Solutions and Life Sciences segments.
Key filings include Form 10-K annual reports, where Donaldson presents audited financial statements, segment information, risk factors and management’s discussion and analysis for its fiscal year. Form 10-Q quarterly reports offer interim updates on net sales, operating income, margins, cash flows and segment trends, including details on off-road, on-road, aftermarket, industrial filtration, aerospace and defense, and life sciences activities.
Donaldson also files Form 8-K current reports to disclose material events. Recent 8-K filings reference the release of quarterly earnings results and the outcomes of the annual meeting of stockholders, including voting results on director elections, advisory votes on executive compensation and ratification of the independent registered public accounting firm. The company’s DEF 14A definitive proxy statement provides further detail on corporate governance, board structure, executive compensation programs and stockholder proposals.
Investors interested in ownership changes and executive activity can monitor Form 4 insider transaction reports, which disclose purchases, sales and other changes in beneficial ownership by directors and officers. Together, these filings form a detailed regulatory record of Donaldson’s operations, capital allocation, governance and leadership incentives.
On Stock Titan, Donaldson’s filings are updated in near real time from the SEC’s EDGAR system. AI-powered summaries help explain complex sections of lengthy documents such as 10-Ks, 10-Qs and proxy statements, highlighting items like segment performance, margin drivers, capital spending, dividend and repurchase activity, and governance decisions. This allows readers to quickly understand the key points in Donaldson’s regulatory disclosures while retaining access to the full original filings for deeper analysis.
Donaldson Company, Inc. (DCI) insider filing indicates proposed sale of common stock. The notice reports an intended sale of 31,900 shares on 08/28/2025 through Morgan Stanley Smith Barney (NYSE), with an aggregate market value of $2,550,593.21. The shares represent a small fraction of the company's 116,519,946 outstanding shares. The securities were acquired the same day by exercise of options under a registered plan (18,700 and 13,200 shares) and were paid for in cash. The filer reports no other sales in the prior three months. The notice includes the standard representation that the seller knows of no undisclosed material adverse information.
Form 144 notice filed relating to Donaldson Company, Inc. (DCI). The filer notified an intended sale of 100,500 common shares through Morgan Stanley Smith Barney LLC on 08/28/2025, with an aggregate market value listed at $8,101,998.45. The filing states these shares were acquired the same day (08/28/2025) by exercise of options under a registered plan and paid for in cash. The form also discloses prior sales by the same person, TOD CARPENTER, totaling 60,000 shares across three transactions on 07/08–07/10/2025 with gross proceeds shown as $4,293,449.22. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information.
Donaldson Company, Inc. (DCI) – Form 4 insider transaction
Corporate Controller Andrew J. Cebulla filed a Form 4 disclosing an F-code transaction on 06/09/2025, indicating shares were withheld to satisfy tax obligations arising from equity compensation. Key details are:
- Shares disposed (Code F): 489 common shares at an implied price of $70.38.
- Direct ownership after transaction: 1,638 common shares.
- Indirect ownership: 278 common shares held through a benefit-plan trust.
- No derivative securities were reported.
The total value of shares disposed is roughly $34,400, a negligible amount relative to the company’s market capitalization. No open-market purchase or sale occurred; the transaction was strictly tax-related. The filing does not signal any strategic shift or material change in insider sentiment.
Donaldson Company, Inc. (DCI) – Form 4 insider transaction: Director Jacinth C. Smiley reported the acquisition of 316 shares of Donaldson common stock on 07 July 2025 at a price of $71.26 per share. Following this transaction, Smiley’s direct ownership stands at 6,178 shares. No derivative securities were involved and there were no disposals. The filing was submitted on 08 July 2025 by Attorney-in-Fact Amy C. Becker.
Donaldson Company, Inc. (DCI) filed a Form 4 reporting that director Trudy A. Rautio acquired 393 shares of common stock on 07/07/2025 at $71.26 per share. Following the purchase, she directly owns 29,223 shares. The transaction is coded “A,” confirming it as an open-market or other acquisition, and no Rule 10b5-1 plan or derivative security activity was disclosed. No other insider transactions were reported in this filing.
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