Great Lakes Advisors’s Amphenol APH Stock Holding History

Great Lakes Advisors’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 Q1	$5.71M	Buy	45,225 +25,849	+133%	+$3.64M	0.05%	204
2025 Q4	$2.62M	Buy	19,376 +5,816	+43%	+$778K	0.02%	372
2025 Q3	$1.68M	Buy	13,560 +6,378	+89%	+$700K	0.01%	469
2025 Q2	$709K	Sell	7,182 -506	-7%	-$41.4K	0.01%	565
2025 Q1	$504K	Buy	7,688 +492	+7%	+$33.6K	﹤0.01%	604
2024 Q4	$500K	Buy	7,196 +890	+14%	+$62.3K	﹤0.01%	658
2024 Q3	$411K	Buy	6,306 +1,854	+42%	+$120K	﹤0.01%	680
2024 Q2	$300K	Buy	4,452 +144	+3%	+$9.09K	﹤0.01%	730
2024 Q1	$248K	Hold	4,308	–	–	﹤0.01%	734
2023 Q4	$214K	Buy	+4,308	New	+$190K	﹤0.01%	739
2022 Q1	–	Sell	-4,938	Closed	-$216K	–	705
2021 Q4	$216K	Buy	+4,938	New	+$200K	﹤0.01%	658

Other funds holding APH

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Great Lakes Advisors's APH Position: Q1 2026 in Review

Great Lakes Advisors increased its Amphenol (APH) stake by 133% in Q1 2026, buying an estimated $3.64M and bringing the position to 45,225 shares worth $5.71M. The position accounts for 0.05% of the portfolio, ranked #204.

Great Lakes Advisors first reported a position in APH in Q4 2021 and has held it in 11 quarters since. 2,114 funds tracked by Wall St. Rank hold APH as of Q1 2026.

Great Lakes Advisors held 45,225 shares of Amphenol worth $5.71M as of Q1 2026.
Great Lakes Advisors bought 25,849 Amphenol shares in Q1 2026, an estimated $3.64M.
Amphenol made up 0.05% of Great Lakes Advisors's portfolio in Q1 2026, its #204 holding.
Great Lakes Advisors first reported a position in Amphenol in Q4 2021 and has held it in 11 quarters since.
2,114 funds tracked by Wall St. Rank held Amphenol as of Q1 2026.

Based on Great Lakes Advisors's 13F filing for Q1 2026, filed 12 May 2026.