← All Amphenol CORP /DE/ filings

Amphenol CORP /DE/ Schedule 13G passive stakes

Filed when an investor crosses five percent without intending to seek control — the passive counterpart to a 13D.

NYSE
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Amphenol CORP /DE/
SCHEDULE: FMR LLC Holds 5.7% Stake in Amphenol Corp
FMR LLC and Abigail P. Johnson have reported a combined beneficial ownership of 5.7% in Amphenol Corporation's Class A Common Stock as of June 30, 2026.
NYSE
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Amphenol CORP /DE/
SCHEDULE: Vanguard Group Reports 0% Amphenol Ownership
The Vanguard Group now reports 0% beneficial ownership in Amphenol Corp following an internal realignment and disaggregated reporting.
NYSE
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Amphenol CORP /DE/
SCHEDULE: FMR LLC, Abigail Johnson Disclose 7.1% Stake in Amphenol
FMR LLC and Abigail P. Johnson have filed an amended Schedule 13G, reporting a combined beneficial ownership of 7.1% of Amphenol Corporation New's Class A Common Stock as of December 31, 2025.
NYSE
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Amphenol CORP /DE/
SCHEDULE: FMR LLC Discloses 8.2% Stake in Amphenol Corporation
FMR LLC and Abigail P. Johnson have filed an amended Schedule 13G, reporting beneficial ownership of 8.2% of Amphenol Corporation's Class A Common Stock.
NYSE
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Amphenol CORP /DE/
SCHEDULE: Vanguard Group Reports 10.25% Stake in Amphenol Corp
The Vanguard Group disclosed a 10.25% beneficial ownership stake in Amphenol Corp, holding over 125 million shares as of September 30, 2025.