GAMCO Investors’s Amphenol APH Stock Holding History

GAMCO Investors’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	$6.39M	Buy	50,578 +14,212	+39%	+$2M	0.06%	321
2025 Q4	$4.91M	Buy	+36,366	New	+$4.86M	0.05%	367

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

GAMCO Investors's APH Position: Q1 2026 in Review

GAMCO Investors increased its Amphenol (APH) stake by 39% in Q1 2026, buying an estimated $2M and bringing the position to 50,578 shares worth $6.39M. The position accounts for 0.06% of the portfolio, ranked #321.

GAMCO Investors first reported a position in APH in Q4 2025 and has held it in 2 quarters since. 2,114 funds tracked by Wall St. Rank hold APH as of Q1 2026.

GAMCO Investors held 50,578 shares of Amphenol worth $6.39M as of Q1 2026.
GAMCO Investors bought 14,212 Amphenol shares in Q1 2026, an estimated $2M.
Amphenol made up 0.06% of GAMCO Investors's portfolio in Q1 2026, its #321 holding.
GAMCO Investors first reported a position in Amphenol in Q4 2025 and has held it in 2 quarters since.
2,114 funds tracked by Wall St. Rank held Amphenol as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.