Dearborn Partners’s Amphenol APH Stock Holding History

Dearborn Partners’s Portfolio APH Stock Details APH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$43.9M	Sell	248,854 -28,332	-10%	-$4.08M	2.48%	3
2026 Q1	$35M	Sell	277,186 -33,316	-11%	-$4.69M	1.9%	8
2025 Q4	$42M	Sell	310,502 -17,097	-5%	-$2.29M	2.1%	6
2025 Q3	$40.5M	Sell	327,599 -4,377	-1%	-$480K	1.9%	11
2025 Q2	$32.8M	Sell	331,976 -44,303	-12%	-$3.62M	1.55%	28
2025 Q1	$24.7M	Sell	376,279 -76,766	-17%	-$5.24M	1.18%	41
2024 Q4	$31.5M	Buy	453,045 +444,972	+5,512%	+$31.1M	1.32%	34
2024 Q3	$526K	Sell	8,073 -4,188	-34%	-$271K	0.02%	165
2024 Q2	$826K	Sell	12,261 -11	-0.1%	-$694	0.04%	127
2024 Q1	$708K	Buy	+12,272	New	+$643K	0.03%	141
2016 Q4	–	Sell	-20,000	Closed	-$325K	–	167
2016 Q3	$325K	Hold	20,000	–	–	0.03%	149
2016 Q2	$287K	Hold	20,000	–	–	0.02%	159
2016 Q1	$289K	Hold	20,000	–	–	0.03%	157
2015 Q4	$261K	Hold	20,000	–	–	0.02%	193
2015 Q3	$255K	Hold	20,000	–	–	0.03%	195
2015 Q2	$290K	Hold	20,000	–	–	0.03%	190
2015 Q1	$295K	Hold	20,000	–	–	0.03%	258
2014 Q4	$269K	Hold	20,000	–	–	0.02%	259
2014 Q3	$250K	Hold	20,000	–	–	0.02%	273
2014 Q2	$241K	Hold	20,000	–	–	0.02%	275
2014 Q1	$229K	Sell	20,000 -800	-4%	-$8.91K	0.03%	275
2013 Q4	$232K	Hold	20,800	–	–	0.03%	280
2013 Q3	$201K	Hold	20,800	–	–	0.03%	287
2013 Q2	$203K	Buy	+20,800	New	+$199K	0.03%	278

Other funds holding APH

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Dearborn Partners's APH Position: Q2 2026 in Review

Dearborn Partners reduced its Amphenol (APH) stake by 10% in Q2 2026, selling an estimated $4.08M and leaving 248,854 shares worth $43.9M. The position accounts for 2.48% of the portfolio, ranked #3.

Dearborn Partners first reported a position in APH in Q2 2013 and has held it in 24 quarters since. 2,323 funds tracked by Wall St. Rank hold APH as of Q2 2026.

Dearborn Partners held 248,854 shares of Amphenol worth $43.9M as of Q2 2026.
Dearborn Partners sold 28,332 Amphenol shares in Q2 2026, an estimated $4.08M.
Amphenol made up 2.48% of Dearborn Partners's portfolio in Q2 2026, its #3 holding.
Dearborn Partners first reported a position in Amphenol in Q2 2013 and has held it in 24 quarters since.
2,323 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.

Based on Dearborn Partners's 13F filing for Q2 2026, filed 13 Aug 2026.