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Thompson Investment Management’s Amphenol APH Stock Holding History

Thompson 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
Q2 		$108K Sell
1,220
-600
-33% -$43.3K 0.01% 212
2026
Q1 		$115K Hold
1,820
– – 0.01% 207
2025
Q4 		$123K Sell
1,820
-370
-17% -$24.7K 0.02% 199
2025
Q3 		$135K Hold
2,190
– – 0.02% 199
2025
Q2 		$108K Sell
2,190
-800
-27% -$32.7K 0.02% 213
2025
Q1 		$98.1K Hold
2,990
– – 0.01% 216
2024
Q4 		$104K Hold
2,990
– – 0.01% 216
2024
Q3 		$97.4K Hold
2,990
– – 0.01% 204
2024
Q2 		$101K Buy
2,990
+2
+0.1% +$63 0.02% 197
2024
Q1 		$86.2K Hold
2,988
– – 0.01% 212
2023
Q4 		$74.1K Hold
2,988
– – 0.01% 217
2023
Q3 		$62.8K Hold
2,988
– – 0.01% 223
2023
Q2 		$63.5K Sell
2,988
-1,780
-37% -$34.6K 0.01% 232
2023
Q1 		$97.4K Buy
+4,768
New +$94.1K 0.02% 207

Other funds holding APH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Thompson Investment Management's APH Position: Q2 2026 in Review

Thompson Investment Management reduced its Amphenol (APH) stake by 33% in Q2 2026, selling an estimated $43.3K and leaving 1,220 shares worth $108K. The position accounts for 0.01% of the portfolio, ranked #212.

Thompson Investment Management first reported a position in APH in Q1 2023 and has held it in 14 quarters since. The position peaked at $135K in Q3 2025. 2,335 funds tracked by Wall St. Rank hold APH as of Q2 2026.

  • Thompson Investment Management held 1,220 shares of Amphenol worth $108K as of Q2 2026.
  • Thompson Investment Management sold 600 Amphenol shares in Q2 2026, an estimated $43.3K.
  • Amphenol made up 0.01% of Thompson Investment Management's portfolio in Q2 2026, its #212 holding.
  • Thompson Investment Management first reported a position in Amphenol in Q1 2023 and has held it in 14 quarters since.
  • Thompson Investment Management's Amphenol position peaked at $135K in Q3 2025.
  • 2,335 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.

Based on Thompson Investment Management's 13F filing for Q2 2026, filed 13 Jul 2026.