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Aigen Investment Management’s Amphenol APH Stock Holding History

Aigen 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
2025
Q4 		– Sell
-15,817
Closed -$1.96M – 577
2025
Q3 		$1.96M Sell
15,817
-77,257
-83% -$8.48M 0.3% 68
2025
Q2 		$9.19M Buy
+93,074
New +$7.61M 1.26% 1
2025
Q1 		– Sell
-45,277
Closed -$3.14M – 748
2024
Q4 		$3.14M Buy
45,277
+9,177
+25% +$642K 0.55% 28
2024
Q3 		$2.35M Buy
36,100
+6,554
+22% +$425K 0.46% 35
2024
Q2 		$1.99M Sell
29,546
-3,354
-10% -$212K 0.39% 58
2024
Q1 		$1.9M Buy
+32,900
New +$1.72M 0.41% 53
2023
Q3 		– Sell
-10,664
Closed -$453K – 812
2023
Q2 		$453K Buy
+10,664
New +$414K 0.07% 376
2022
Q1 		– Sell
-99,432
Closed -$4.06M – 548
2021
Q4 		$4.06M Buy
+99,432
New +$4.03M 0.25% 100
2021
Q2 		– Sell
-9,926
Closed -$327K – 455
2021
Q1 		$327K Buy
+9,926
New +$322K 0.04% 389
2020
Q2 		– Sell
-77,432
Closed -$1.41M – 809
2020
Q1 		$1.41M Buy
77,432
+77,428
+1,935,700% +$1.85M 0.19% 148
2019
Q4 		$0 Buy
+4
New +$102 ﹤0.01% 1106

Other funds holding APH

JSC
J. Stern & Co London, United Kingdom $1.03B AUM 20.71% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM

Aigen Investment Management's APH Position: Q4 2025 in Review

Aigen Investment Management sold out of Amphenol (APH) in Q4 2025, closing a stake of 15,817 shares — an estimated $1.96M sold.

Aigen Investment Management first reported a position in APH in Q4 2019 and held it in 11 quarters. The position peaked at $9.19M in Q2 2025. 2,051 funds tracked by Wall St. Rank hold APH as of Q4 2025.

  • Aigen Investment Management reported no remaining Amphenol position as of Q4 2025 after selling out during the quarter.
  • Aigen Investment Management sold 15,817 Amphenol shares in Q4 2025, an estimated $1.96M.
  • Aigen Investment Management first reported a position in Amphenol in Q4 2019 and held it in 11 quarters.
  • Aigen Investment Management's Amphenol position peaked at $9.19M in Q2 2025.
  • 2,051 funds tracked by Wall St. Rank held Amphenol as of Q4 2025.

Based on Aigen Investment Management's 13F filing for Q4 2025, filed 13 Feb 2026.