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.
The Amphenol Corporation (NYSE: APH) SEC filings page on Stock Titan brings together the company’s regulatory disclosures from the U.S. Securities and Exchange Commission, with AI-powered tools to help interpret complex documents. Amphenol uses Form 8-K current reports extensively to announce material events, including acquisitions, financing arrangements and governance changes.
Recent APH filings include Form 8-K reports detailing the completion of the acquisition of CommScope’s Connectivity and Cable Solutions business for approximately $10.5 billion in cash, the entry into three-year and 364-day unsecured delayed draw term loan credit agreements intended to help finance that acquisition, and the issuance of multiple series of senior notes with maturities ranging from 2027 to 2055. Other 8-Ks cover topics such as quarterly financial results, the acquisition of Trexon, the acquisition of Rochester Sensors, and the appointment of Sanjiv Lamba to Amphenol’s board of directors.
On this page, you can review Amphenol’s current reports on Form 8-K, as well as its annual reports on Form 10-K, quarterly reports on Form 10-Q and other registered securities documents when available. These filings provide insight into Amphenol’s interconnect, sensor and cable businesses, its capital structure, and its acquisition and financing strategies.
Stock Titan enhances these documents with AI-powered summaries that highlight key terms, such as acquisition consideration, financing amounts, segment classification for acquired businesses, and significant changes in governance or capital markets activity. Users can also quickly locate information about Amphenol’s registered securities, including its Class A common stock and listed senior notes, and monitor new filings as they are posted to EDGAR.
For investors analyzing APH stock, this filings page offers a structured way to review Amphenol’s regulatory history, understand the details behind major transactions like the CCS acquisition and Trexon purchase, and see how the company discloses risks, non-GAAP measures and other important information in its SEC reports.
Amphenol (APH) received a Rule 144 notice covering a proposed sale of 120,000 common shares. The filing lists Morgan Stanley Smith Barney LLC as broker, with an aggregate market value $16,806,204, to be sold on the NYSE on or about 11/05/2025. Shares outstanding were 1,224,055,508 as of the notice’s disclosure.
The shares to be sold were acquired on 11/05/2025 via an exercise of options under a registered plan for cash. The filing also reports prior sales in the past three months by Michael Ivas: 120,000 shares on 10/31/2025 for $16,956,384, and 50,000 shares on 08/08/2025 for $5,500,820.
Amphenol Corporation (APH): Ownership update. FMR LLC and Abigail P. Johnson filed a Schedule 13G/A reporting beneficial ownership of 99,759,123.18 shares of Amphenol Class A common stock, representing 8.2% of the class as of 09/30/2025.
FMR reported sole voting power over 90,704,832.02 shares and sole dispositive power over 99,759,123.18 shares, with no shared voting or dispositive power. The filing states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control.
The filing notes that one or more other persons may have rights to dividends or sale proceeds, but no single person’s interest exceeds five percent of the total outstanding Class A common stock.
APH: A Rule 144 notice was filed for a proposed sale of 120,000 shares of common stock with an aggregate market value of $16,940,472. The filing lists Morgan Stanley Smith Barney LLC as broker, the NYSE as the exchange, and an approximate sale date of 11/03/2025.
The shares to be sold were acquired on 11/03/2025 through the exercise of options under a registered plan, with payment noted as cash. As context, 1,224,055,508 shares were outstanding. In the prior three months, David Silverman sold 100,000 common shares on 08/25/2025 for $11,042,030.
Amphenol (APH): Senior VP, Human Resources reports option exercise and sale. On 11/03/2025, the reporting officer exercised stock options for 120,000 Class A shares at an exercise price of $21.995 per share and sold 120,000 Class A shares at a weighted average price of $141.1706 (executed in multiple trades between $141.00 and $141.50).
Following these transactions, the officer directly beneficially owned 12,500 Class A shares and indirectly owned 14,000 Class A shares through the David Michael Silverman 2025 GRAT #1. Derivative securities beneficially owned following the transactions were 240,000 stock options with an original exercise price of $21.995 and expiration on 05/18/2028.
Amphenol (APH) reported insider activity by an officer on 10/31/2025. The filer exercised 120,000 stock options at $22 per share and sold 120,000 Class A shares at a $141.3032 weighted average price, executed in multiple trades between $140.85 and $141.5701. Following these transactions, the officer directly owned 152,412 shares. Indirect holdings were 2,995 shares by children and 1,700 by spouse.
Amphenol (APH) received a Rule 144 notice for a proposed sale of 120,000 shares of Common Stock through Morgan Stanley Smith Barney LLC on 10/31/2025 on the NYSE. The filing lists an aggregate market value of $16,956,384 for the shares to be sold.
The shares were acquired on 10/31/2025 via exercise of options under a registered plan, paid in cash. The notice also reports a sale during the past three months by Michael Ivas of 50,000 shares on 08/08/2025 for $5,500,820. Shares outstanding were 1,224,055,508.
Amphenol (APH) insider transaction: An officer identified as President, CS Division reported an option exercise and same‑day sale on 10/29/2025. The filing shows an exercise of 80,000 stock options at an exercise price of $33.295 per share (code M), followed by an open market sale of 80,000 Class A Common shares (code S) at a $141.0366 weighted average price, with trades ranging from $141.00 to $141.1550.
Following these transactions, the filing lists 0 non‑derivative shares beneficially owned and 186,000 derivative securities (stock options) beneficially owned. The stock option series exercised was originally exercisable on 05/20/2022 and expires on 05/20/2031.
Amphenol (APH) reported an insider transaction by its President & CEO and Director on 10/28/2025. The filing shows a bona fide gift of 75,000 Class A Common shares (Code G), and an option exercise (Code M) for 75,000 shares at an exercise price of $22.3725 per share. Following these transactions, the reporting person directly owned 2,002,507 shares. Additional holdings include 864,177 shares held indirectly by the Norwitt Family Trust and 3,968 shares held directly through an IRA. The closing price on the gift date was $137.29.
Amphenol (APH): On 10/29/2025, Sr. VP, Secretary & General Counsel Lance E. D'Amico exercised stock options for 120,000 Class A shares at $22.5525 (code M) and sold 120,000 shares at a weighted average price of $140.0129 (code S), executed across trades ranging from $139.71 to $140.53.
Following these transactions, he directly owned 76,400 shares and indirectly held 25,000 shares via the Lance E. D'Amico 2025 GRAT #1. The exercised options were from a grant first exercisable on 05/21/2021 and expiring on 05/21/2030; 100,000 stock options remained beneficially owned.
The Vanguard Group filed an amended Schedule 13G reporting beneficial ownership of 125,227,087 shares of Amphenol Corp (APH) common stock, representing 10.25% of the class as of 09/30/2025.
Vanguard reported 0 shares with sole voting power and 7,332,606 shares with shared voting power. It reported 113,675,172 shares with sole dispositive power and 11,551,915 shares with shared dispositive power. Vanguard certified the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control.