Official announcements (8-K)

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's words​ On October 28, 2026, Amphenol Corporation (the “Company”) issued a press release setting forth the Company’s financial results for the quarter and nine months ended September 30, 2026. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. ​

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's words​ On October 27, 2026, the Company announced the approval of an increase to the Company’s quarterly dividend on its Common Stock from $0.125 per share to $0.15 per share, which is effective with dividends declared in the fourth quarter of 2026 and reflects the impact of the recent stock split in September 2026. A copy of the press release announcing the approval of the dividend increase is attached hereto as Exhibit 99.1 and is incorporated herein by reference. ​ On October 27, 2026, the Company announced that its Board of Directors authorized a new three-year open market stock repurchase plan (the “2027 Stock Repurchase Program”) for the purchase, beginning on January 1, …

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

In the company's wordsOn October 1, 2026, Amphenol Corporation (the “Company”) notified its management team that after 43 years with the Company, Luc Walter, President of the Harsh Environment Solutions Division of the Company, would transition, effective January 1, 2027, into a new role as Senior Vice President, Strategic Programs. Ryan Fisher, who currently serves as the Group General Manager of the Company’s North American Military Group, will succeed Mr. Walter as President of the Harsh Environment Solutions Division beginning January 1, 2027.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn August 6, 2026, Amphenol Corporation (the “Company”) announced that its Board of Directors approved the third quarter 2026 dividend on its Class A Common Stock (the “Common Stock”) in the amount of $0.25 per share. The dividend will be paid on October 14, 2026 to shareholders of record as of September 22, 2026. On August 6, 2026, the Company also announced the approval of a two-for-one stock split of the Common Stock in the form of a stock dividend to be distributed on September 2, 2026, to holders of record of the Common Stock at the close of business on August 17, 2026. The two-for-one stock split referenced above has now been effected. In light of the stock split, …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn August 6, 2026, Amphenol Corporation (the “Company”) announced the approval of a two-for-one stock split of the Company’s Class A Common Stock in the form of a stock dividend to be distributed on September 2, 2026, to holders of record of the Company’s Class A Common stock at the close of business on August 17, 2026. A copy of the press release announcing the approval of the stock dividend is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The information set forth in this Item 8.01, including the attached Exhibit 99.1, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as …

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's words​ On July 29, 2026, Amphenol Corporation (the “Company”) issued a press release setting forth the Company’s financial results for the quarter and six months ended June 30, 2026. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. ​ ​ This Current Report on Form 8-K may include forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and the provisions of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and other related laws, which relate to future events and are subject to risks and …

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

In the company's wordsThe annual meeting of stockholders of Amphenol Corporation (the “Company”) was held on May 21, 2026. As of March 23, 2026, the record date for the meeting, 1,229,430,709 shares of Class A Common Stock, par value $.001 per share (“Common Stock”) were outstanding. A quorum of 1,121,383,291 shares were present or represented at the meeting. The stockholders (i) elected each of the Company’s nominees for director, (ii) ratified the selection of Deloitte & Touche LLP as independent public accountants of the Company, and (iii) approved the advisory vote to approve compensation of named executive officers. The voting results for each item, all of which are described in the …

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

In the company's wordsOn May 12, 2026, Amphenol Corporation (the “Company”) issued and sold €600,000,000 aggregate principal amount of the Company’s 3.375% Senior Notes due 2029 (the “2029 Notes”) and €500,000,000 aggregate principal amount of the Company’s 3.875% Senior Notes due 2034 (the “2034 Notes” and, together with the 2029 Notes, the “Notes”), pursuant to the Company’s Registration Statement on Form S-3 (No. 333-293923) (the “Registration Statement”), including the related prospectus dated March 2, 2026, as supplemented by the prospectus supplement dated May 5, 2026. The Notes were sold in an underwritten public offering pursuant to an underwriting agreement, dated May 5, 2026, by and …

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

In the company's wordsThe foregoing terms and conditions of the Indenture, the Officers’ Certificate, the 2029 Notes and the 2034 Notes described in Item 1.01 of this Current Report on Form 8-K are incorporated by reference herein.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

In the company's wordsEntry into a Material Definitive Agreement. On May 5, 2026, Amphenol Corporation (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) by and among the Company and Barclays Bank PLC, Citigroup Global Markets Limited, Commerzbank Aktiengesellschaft, HSBC Bank plc, BNP PARIBAS, J.P. Morgan Securities plc, Mizuho International plc, Standard Chartered Bank, ING Bank N.V., Belgian Branch and Siebert Williams Shank & Co., LLC, relating to the offer and sale of €600 million aggregate principal amount of the Company’s 3.375% Senior Notes due 2029 (the “2029 Notes”) and €500 million aggregate principal amount of the Company’s 3.875% Senior Notes due …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn May 5, 2026, the Company issued a press release announcing the pricing of the Notes Offering, which is attached hereto as Exhibit 99.1 and is incorporated by reference herein.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

In the company's words​ On April 29, 2026, Amphenol Corporation (the “Company”) issued a press release setting forth the Company’s financial results for the quarter ended March 31, 2026. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. ​ ​ This Current Report on Form 8-K may include forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and the provisions of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and other related laws, which relate to future events and are subject to risks and …

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

In the company's wordsOn March 30, 2026, Amphenol Technologies Holding GmbH (“Amphenol Technologies”), a German limited liability company (Gesellschaft mit beschränkter Haftung) and wholly-owned indirect subsidiary of Amphenol Corporation, issued and sold €500,000,000 aggregate principal amount of Amphenol Technologies’ 3.625% Senior Notes due 2031 (the “Notes”), pursuant to Amphenol Corporation’s and Amphenol Technologies’ Registration Statement on Form S-3 (No. 333-293923) (the “Registration Statement”), including the related prospectus dated March 2, 2026, as supplemented by the prospectus supplement dated March 24, 2026. The Notes are guaranteed on a senior unsecured basis by Amphenol …

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

In the company's wordsThe foregoing terms and conditions of the Amphenol Technologies Indenture, the Officers’ Certificate and the Notes described in Item 1.01 of this Current Report on Form 8-K are incorporated by reference herein. 3

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

In the company's words​ In addition to the historical audited combined financial statements of the Connectivity and Cable Solutions business of Vistance and the unaudited pro forma condensed combined financial information filed as Exhibits 99.1 and 99.2, respectively, to this Amendment No. 1, the Company has prepared, and has furnished as Exhibit 99.3 to this Amendment No. 1, certain supplemental non-GAAP financial information. ​ The information in Item 7.01 of this Amendment No. 1 and Exhibit 99.3 attached hereto shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference …

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

In the company's wordsEntry into a Material Definitive Agreement. On March 24, 2026, Amphenol Technologies Holding GmbH (“Amphenol Technologies”), a German limited liability company (Gesellschaft mit beschränkter Haftung) and wholly-owned indirect subsidiary of Amphenol Corporation (the “Company”), entered into an underwriting agreement (the “Amphenol Technologies Underwriting Agreement”) by and among Amphenol Technologies, as issuer, the Company, as guarantor, and Barclays Bank PLC, Citigroup Global Markets Europe AG, Commerzbank Aktiengesellschaft, HSBC Bank plc, BofA Securities Europe SA, Goldman Sachs & Co. LLC, TD Global Finance unlimited company, U.S. Bancorp Investments, Inc., Loop …

Announced another event (Item 8.01)

Another event the company chose to report publicly.

In the company's wordsOn March 24, 2026, the Company and Amphenol Technologies issued a press release announcing the pricing of the Notes Offering, which is attached hereto as Exhibit 99.1 and is incorporated by reference herein. 2

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Completed buying or selling a business or major assets (Item 2.01)

Buying or selling a business changes what the company owns and how it earns money.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Took on a major new debt or obligation (Item 2.03)

New borrowing adds to what the company owes and the interest it pays.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Signed a major agreement (Item 1.01)

A major new contract can change what the company sells, spends or owes.

Announced another event (Item 8.01)

Another event the company chose to report publicly.

Changed its company rules or financial year (Item 5.03)

Changes to the company's rules or the dates of its financial year.

Shared shareholder vote results (Item 5.07)

How shareholders voted on board members and proposals.

Change in its leaders or board (Item 5.02)

New leaders or board members can bring a change in strategy.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.

Shared information with investors (Item 7.01)

Information shared with investors, often a presentation or press release.

Shared financial results (Item 2.02)

New results: figures on this page will update when the full quarterly or annual report is filed.