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Woodline Partners’s Amphenol APH Stock Holding History

Woodline 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
Q1 		$71.5M Sell
565,953
-617,266
-52% -$86.9M 0.27% 81
2025
Q4 		$160M Buy
1,183,219
+1,066,814
+916% +$143M 0.62% 20
2025
Q3 		$14.4M Buy
+116,405
New +$12.8M 0.07% 347
2025
Q2 		– Sell
-457,723
Closed -$30M – 922
2025
Q1 		$30M Buy
457,723
+453,210
+10,042% +$30.9M 0.2% 163
2024
Q4 		$313K Sell
4,513
-993,404
-100% -$69.5M ﹤0.01% 882
2024
Q3 		$65M Buy
+997,917
New +$64.7M 0.55% 39
2023
Q4 		– Sell
-521,132
Closed -$21.9M – 481
2023
Q3 		$21.9M Sell
521,132
-2,634,598
-83% -$113M 0.26% 117
2023
Q2 		$134M Sell
3,155,730
-254,522
-7% -$9.89M 1.59% 5
2023
Q1 		$139M Buy
+3,410,252
New +$135M 1.9% 2
2022
Q1 		– Sell
-1,494,568
Closed -$65.4M – 720
2021
Q4 		$65.4M Buy
1,494,568
+607,522
+68% +$24.6M 0.94% 18
2021
Q3 		$32.5M Sell
887,046
-2,688,082
-75% -$98.7M 0.53% 46
2021
Q2 		$122M Buy
3,575,128
+187,350
+6% +$6.32M 2.28% 2
2021
Q1 		$112M Buy
3,387,778
+475,378
+16% +$15.4M 2.48% 2
2020
Q4 		$95.2M Buy
2,912,400
+1,366,968
+88% +$42M 2.52% 3
2020
Q3 		$41.8M Sell
1,545,432
-566,060
-27% -$14.9M 1.37% 18
2020
Q2 		$50.6M Buy
2,111,492
+257,068
+14% +$5.74M 2% 9
2020
Q1 		$33.8M Sell
1,854,424
-140,260
-7% -$3.34M 2.41% 8
2019
Q4 		$54M Buy
+1,994,684
New +$50.9M 2.21% 13

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

Woodline Partners's APH Position: Q1 2026 in Review

Woodline Partners reduced its Amphenol (APH) stake by 52% in Q1 2026, selling an estimated $86.9M and leaving 565,953 shares worth $71.5M. The position accounts for 0.27% of the portfolio, ranked #81.

Woodline Partners first reported a position in APH in Q4 2019 and has held it in 18 quarters since. The position peaked at $160M in Q4 2025. 2,114 funds tracked by Wall St. Rank hold APH as of Q1 2026.

  • Woodline Partners held 565,953 shares of Amphenol worth $71.5M as of Q1 2026.
  • Woodline Partners sold 617,266 Amphenol shares in Q1 2026, an estimated $86.9M.
  • Amphenol made up 0.27% of Woodline Partners's portfolio in Q1 2026, its #81 holding.
  • Woodline Partners first reported a position in Amphenol in Q4 2019 and has held it in 18 quarters since.
  • Woodline Partners's Amphenol position peaked at $160M in Q4 2025.
  • 2,114 funds tracked by Wall St. Rank held Amphenol as of Q1 2026.

Based on Woodline Partners's 13F filing for Q1 2026, filed 15 May 2026.