Welcome to our dedicated page for Amphenol SEC filings (Ticker: APH), 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.
Amphenol Corporation filings document the company’s operating results, capital structure, governance and material-event disclosures as a global supplier of connectors, interconnect systems, antennas, sensors and specialty cable products. Form 8-K reports cover quarterly and annual financial results, completed acquisition activity, material agreements, debt offerings and board succession matters.
APH proxy materials address director elections, executive compensation, auditor ratification, stockholder voting procedures and beneficial ownership. Registration and current-report filings also disclose Class A common stock, listed senior notes, unsecured note guarantees by Amphenol, subsidiary financing activity, risk factors and other corporate governance and capital-allocation matters.
Amphenol Corporation held its annual stockholder meeting on May 21, 2026, with a quorum of 1,121,383,291 shares present out of 1,229,430,709 Class A shares outstanding as of the March 23, 2026 record date. Stockholders elected all eight director nominees with strong majorities; for example, votes for Nancy A. Altobello were 1,060,354,260 for and 12,136,716 against. They also ratified Deloitte & Touche LLP as independent public accountants with 1,048,449,127 votes for, and approved the advisory vote on named executive officer compensation with 984,297,730 votes for.
Amphenol Executive VP & CFO Craig A. Lampo reported estate-planning related changes in his Amphenol holdings. On May 20, 2026, he completed an “other” transaction involving 41,203 shares of Class A Common Stock, leaving 70,907 shares held directly.
On May 19, 2026, he made bona fide gifts of stock options covering 34,499 shares at an exercise price of $86.8800 and 69,108 shares at $65.9550, both tied to Class A Common Stock. A footnote states this reflects a transfer of shares to a family trust for estate planning in exchange for a note, rather than an open-market sale.
Amphenol Corporation executive Lance E. D'Amico reported non-market gift transfers of stock options. On May 20, 2026, he recorded four bona fide gifts of stock options covering a total of 129,188 shares of Amphenol Class A Common Stock, involving both his direct holdings and the Lance E. D'Amico 2024 Irrevocable Trust. The options have exercise prices of $86.88 and $65.955 per share and expire in 2034 and 2035, indicating these are transfers of existing option awards rather than open-market trades.
Amphenol Corporation has issued new euro-denominated senior debt, selling €600,000,000 of 3.375% Senior Notes due 2029 and €500,000,000 of 3.875% Senior Notes due 2034 in an underwritten public offering under its shelf registration.
The company received net proceeds of approximately €1,093.1 million and plans to use this cash to repay borrowings under its U.S. commercial paper program and its 364-day unsecured delayed draw term loan credit agreement, as well as for general corporate purposes. The notes are unsecured senior obligations, pay interest annually starting on May 12, 2027, and may be redeemed early at specified prices, including a make-whole premium before defined dates.
Amphenol Corporation is offering €600,000,000 of 3.375% Senior Notes due 2029 and €500,000,000 of 3.875% Senior Notes due 2034. Interest on both series is payable annually each May 12, beginning May 12, 2027. The notes are unsecured senior obligations that rank equally with Amphenol's other unsecured senior indebtedness and will be denominated and payable in euro. The company expects net proceeds of approximately €1,093.1 million, to be used to repay borrowings under its U.S. commercial paper program and a 364‑Day Delayed Draw Term Loan and for general corporate purposes. The notes may be redeemed under specified optional‑redemption formulas, redeemed upon certain changes in withholding tax treatment at 100%, and holders may require repurchase at 101% of principal if a qualifying Change of Control Repurchase Event occurs. The offering is being conducted under an S-3 shelf process and the notes will be represented by global notes for Euroclear and Clearstream.
Amphenol Corporation is issuing euro-denominated senior notes to raise long-term funding. The company priced €600 million of 3.375% senior notes due 2029 and €500 million of 3.875% senior notes due 2034, for a total of €1.1 billion. The offering is expected to close on May 12, 2026, subject to customary conditions.
Amphenol plans to use the net proceeds primarily to repay borrowings under its U.S. commercial paper program and a 364-day unsecured delayed draw term loan credit agreement, with the remainder for general corporate purposes. The notes are being issued off an effective shelf registration statement, with a syndicate of global banks acting as joint book-running managers.
Amphenol Corp. President & CEO Richard Adam Norwitt exercised stock options and sold shares in a series of transactions. Between May 1–5, 2026, he exercised options to acquire 130,775 shares of Class A Common Stock at an exercise price of $22.3725 per share and sold the same total number of shares in open-market transactions at weighted average prices around $143–$144 per share.
After these transactions, he directly holds 1,927,507 Class A Common shares, in addition to 3,968 shares held through his IRA and 864,177 shares held indirectly by the Norwitt Family Trust.
APH Rule 144 sale notice: 17,500 shares of Common were reported for sale on 05/05/2026 as an exercise of options under a registered plan with cash proceeds. The filing also discloses recent dispositions by Richard Adam Norwitt in the past three months: 52,203, 61,072, 93,052, and 515,281 shares on various dates with associated proceeds listed.
Amphenol Corporation has filed a preliminary prospectus supplement dated May 5, 2026 for an offering of two series of euro-denominated senior notes. Each series will be unsecured senior obligations, pay interest annually, and rank equally with Amphenol's other unsecured senior indebtedness. The company intends to use net proceeds to repay borrowings under its U.S. commercial paper program and its 364‑Day Delayed Draw Term Loan and for general corporate purposes. The notes may be redeemed at Amphenol's option and are subject to customary tax‑related redemption and a Change of Control repurchase at 101% of principal. The offering contemplates book‑entry settlement through Euroclear and Clearstream and an application to list the notes on the NYSE.