APH Amphenol Corp Cl A Common Stock

Ownership history in DEARBORN PARTNERS LLC  ·  26 quarters on record

This page tracks every 13F SEC filing in which DEARBORN PARTNERS LLC reported a position in Amphenol Corp Cl A Common Stock (APH). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
2.1% (2025 Q4)
Avg. % of fund
0.38%
First filed
2006 Q1
Last filed
2025 Q4
Quarters held
26
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 310,502 -17,097 -5.2% 2.10% $42.0M $135.14
2025 Q3 REDUCED 327,599 -4,377 -1.3% 1.90% $40.5M $123.51
2025 Q2 REDUCED 331,976 -44,303 -11.8% 1.55% $32.8M $98.42
2025 Q1 REDUCED 376,279 -76,766 -16.9% 1.18% $24.7M $65.26
2024 Q4 ADDED 453,045 +444,972 +5511.9% 1.32% $31.5M $68.92
2024 Q3 REDUCED 8,073 -4,188 -34.2% 0.02% $526K $64.52
2024 Q2 ADDED 12,261 +6,125 +99.8% 0.04% $826K $66.54
2024 Q1 ADDED 6,136 +1,136 +22.7% 0.03% $708K $56.87
2016 Q3 UNCHANGED 5,000 0% 0.03% $325K $14.88
2016 Q2 UNCHANGED 5,000 0% 0.02% $287K $13.11
16 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    APH price (monthly, adj. close)
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