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.
Locating aftermarket margin trends, raw-material cost impacts, or the latest respiratory filter acquisition inside Donaldson’s sprawling disclosures can feel like sifting dust without a filter of your own. Each quarter, the company reports on three distinct segments, dozens of product lines, and global manufacturing footprints—detail that makes Donaldson (DCI) SEC filings both valuable and complex.
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Our coverage spans all forms—8-K material events, proxy statements, S-8 equity plans—yet each is tied back to Donaldson’s filtration economics. You’ll quickly see how capital expenditures for new dust-collection lines surface in an 8-K material events explained, where executive compensation is detailed in the Donaldson (DCI) proxy statement executive compensation, and why aftermarket consumables boost free cash flow in the Donaldson (DCI) earnings report filing analysis. If you’ve wondered about understanding Donaldson (DCI) SEC documents with AI, this is your filter: comprehensive coverage, expert commentary, and real-time updates so you never miss a Donaldson (DCI) 8-K material events explained moment.
Guillermo Briseno, an officer (President) of DONALDSON Co Inc (DCI), reported transactions dated 10/01/2025. The filing shows a disposition of 29,244 shares of common stock and the acquisition/exercise of 15,300 employee stock options with an exercise price of $82.08. The options convert to 15,300 common shares and are recorded as directly owned; the option grant vests in three equal annual installments beginning 10/01/2026. The Form 4 was signed on 10/03/2025 by an attorney-in-fact.
Andrew J. Cebulla, Corporate Controller of DONALDSON Co INC (DCI), reported changes in ownership on a Form 4. The filing shows a grant of an employee stock option for 5,186 shares with an exercise price of $82.08 and an exercise/expiration window listed through 10/01/2035. The option was granted on 10/01/2025 and the filing notes it vests in three equal annual installments beginning 10/01/2026. After the reported transactions the reporter beneficially owns 5,186 underlying shares via the option reported as direct ownership. The form also records a disposition of 1,644 shares and an indirect holding of 287 shares held by benefit plan trust. The filing is signed on behalf of Mr. Cebulla by an attorney-in-fact on 10/03/2025.
Tod E. Carpenter, who serves as Chairman, President and CEO of Donaldson Co., Inc. (DCI), reported Section 16 transactions with an effective date of 10/01/2025 and a filing date of 10/03/2025. The Form 4 shows an acquisition of 122,600 employee stock options with an exercise price of $82.08 that are exercisable beginning 10/01/2026 and expire 10/01/2035; the option vests in three equal annual installments starting on 10/01/2026. The filing also discloses a disposition of 298,699 shares of common stock and indirect beneficial ownership of 11,079 and 11,815 shares held through a Benefit Plan Trust. The report was submitted by Amy C. Becker as attorney-in-fact for Mr. Carpenter.
Amy C. Becker, Chief Legal Officer of DONALDSON Co INC (DCI), reported multiple equity transactions dated 10/01/2025. The filing shows 17,000 employee stock options with an exercise price of $82.08 were acquired (reported as Code A) and are recorded as 17,000 shares underlying the option. The option grant note states it vests in three equal annual installments beginning October 1, 2026. Separately, the report shows transfer activity through a benefit plan trust: 1,564 and 8,552 shares are listed as acquired indirectly (Code V) and 47,459 shares are shown as disposed. The form is signed and dated 10/03/2025.
Bart C. Driesen filed an Initial Form 3 reporting ownership in Donaldson Company, Inc. (DCI). He directly owns 5,161 shares of common stock and holds a series of employee stock options exercisable between 09/22/2027 and 10/01/2034 covering 65,200 underlying shares in total. Exercise prices range from $45.43 to $73.17. Several option grants have vesting schedules noted in the filing.
Richard B. Lewis, President of DONALDSON Co Inc (DCI), reported changes in beneficial ownership on 09/25/2025. The filing shows indirect holdings of 832 and 3,866 shares held by a benefit plan trust. On 09/25/2025 the reporting person recorded an acquisition of 5,942 common shares (price shown as $0) and a separate disposition of 140 common shares at $80.04. Following the reported transactions the filing lists direct beneficial ownership balances of 39,919 and 39,779 shares in successive lines, reflecting the net holdings reported after each transaction.
Tod E. Carpenter, Chairman, President and CEO of DONALDSON Co Inc (DCI), reported insider transactions dated 09/25/2025. The filing shows vested/benefit-plan holdings of 11,079 and 11,815 shares held indirectly in benefit plan trusts. On 09/25/2025 he acquired 36,296 shares (reported at $0) and disposed of 17,858 shares at $80.04. The filing lists beneficial ownership figures of 316,557 and 298,699 shares following the reported transactions.
Guillermo Briseno, listed as President of Donaldson Co Inc (DCI), reported a transaction on 09/25/2025. The Form 4 shows he acquired 3,935 shares of common stock, bringing his total beneficial ownership to 29,244 shares. The reported price is listed as $0. The filing was submitted by Amy C. Becker as Attorney-in-Fact and is a single-person Form 4 submission.
Amy C. Becker, Chief Legal Officer of Donaldson Company, reported multiple transactions in DCI stock on 09/25/2025. The Form 4 shows an acquisition of 5,541 shares (reported at $0) and a separate disposition of 2,727 shares at $80.04. After the transactions the filing reports 47,459 shares beneficially owned. The filing also lists indirect holdings of 8,552 and 1,564 shares held by a benefit plan trust. The document is a routine insider transaction report from a company officer.
Donaldson Company, Inc. reports a diversified global filtration business with four regional splits: U.S./Canada 44.2%, EMEA 27.8%, APAC 17.2% and LATAM 10.8%. The company emphasizes three strategic priorities: extend market access, expand technologies and pursue strategic acquisitions. As of Jan 31, 2025, non-affiliate market value was $8,462,489,351 and 115,907,357 shares were outstanding as of Sep 12, 2025. Fiscal 2025 R&D spending was $87.8 million (2.4% of net sales). Backlog within 90 days declined to $552.2 million from $574.7 million. The company recorded $62.0 million of intangible impairment in FY2025 related to bioprocessing ($46.6M Univercells, $15.4M Solaris). During FY2025 it repurchased 4.9 million shares for $333.6 million and maintained a $600 million revolving credit facility with additional accordion capacity.
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