PIM
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Platinum Investment Management’s Amphenol APH Stock Holding History

Platinum Investment Management’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 		$1.19M Buy
+9,440
New +$1.33M 0.3% 76
2025
Q4 		– Sell
-20,171
Closed -$2.5M – 125
2025
Q3 		$2.5M Sell
20,171
-2,762
-12% -$303K 0.16% 60
2025
Q2 		$2.26M Buy
22,933
+2,301
+11% +$188K 0.15% 53
2025
Q1 		$1.35M Buy
20,632
+12,158
+143% +$829K 0.08% 63
2024
Q4 		$589K Buy
+8,474
New +$593K 0.03% 83

Other funds holding APH

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
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
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Platinum Investment Management's APH Position: Q1 2026 in Review

Platinum Investment Management opened a new position in Amphenol (APH) in Q1 2026: 9,440 shares worth $1.19M. The stake represents 0.3% of the portfolio and ranks #76 among its holdings. This is a return to the name: Platinum Investment Management previously reported a position in APH as recently as Q3 2025.

Platinum Investment Management first reported a position in APH in Q4 2024 and has held it in 5 quarters since. The position peaked at $2.5M in Q3 2025. 2,114 funds tracked by Wall St. Rank hold APH as of Q1 2026.

  • Platinum Investment Management held 9,440 shares of Amphenol worth $1.19M as of Q1 2026.
  • Amphenol was a new Platinum Investment Management position in Q1 2026.
  • Amphenol made up 0.3% of Platinum Investment Management's portfolio in Q1 2026, its #76 holding.
  • Platinum Investment Management first reported a position in Amphenol in Q4 2024 and has held it in 5 quarters since.
  • Platinum Investment Management's Amphenol position peaked at $2.5M in Q3 2025.
  • 2,114 funds tracked by Wall St. Rank held Amphenol as of Q1 2026.

Based on Platinum Investment Management's 13F filing for Q1 2026, filed 14 May 2026.