Twin Tree Management
APH icon

Twin Tree Management’s Amphenol APH Stock Holding History

Twin Tree 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 		$7.09M Sell
80,400
-134,800
-63% -$9.72M 0.13% 185
2026
Q1 		$13.6M Sell
215,200
-529,200
-71% -$37.2M 0.29% 48
2025
Q4 		$50.3M Buy
744,400
+151,600
+26% +$10.1M 0.44% 24
2025
Q3 		$36.7M Buy
592,800
+221,000
+59% +$12.1M 0.15% 137
2025
Q2 		$18.4M Buy
+371,800
New +$15.2M 0.03% 514
2025
Q1 		– Sell
-255,800
Closed -$8.88M – 1538
2024
Q4 		$8.88M Sell
255,800
-432,200
-63% -$15.1M 0.02% 736
2024
Q3 		$22.4M Buy
688,000
+574,600
+507% +$18.6M 0.04% 376
2024
Q2 		$3.82M Buy
+113,400
New +$3.58M 0.01% 829
2015
Q2 		– Sell
-602,400
Closed -$4.44M – 1312
2015
Q1 		$4.44M Buy
602,400
+118,400
+24% +$829K 0.11% 200
2014
Q4 		$3.26M Buy
+484,000
New +$3.1M 0.09% 246
2014
Q2 		– Sell
-428,800
Closed -$2.46M – 890
2014
Q1 		$2.46M Buy
428,800
+70,400
+20% +$392K 0.05% 403
2013
Q4 		$2M Hold
358,400
– – 0.05% 400
2013
Q3 		$1.73M Buy
+358,400
New +$1.75M 0.06% 350

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

Twin Tree Management's APH Position: Q2 2026 in Review

Twin Tree Management opened a new position in Amphenol (APH) in Q2 2026: 65,144 shares worth $5.74M. The stake represents 0.11% of the portfolio and ranks #244 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in APH as recently as Q3 2025.

Twin Tree Management first reported a position in APH in Q1 2015 and has held it in 27 quarters since. The position peaked at $54.9M in Q2 2025. 2,327 funds tracked by Wall St. Rank hold APH as of Q2 2026.

  • Twin Tree Management held 65,144 shares of Amphenol worth $5.74M as of Q2 2026.
  • Amphenol was a new Twin Tree Management position in Q2 2026.
  • Amphenol made up 0.11% of Twin Tree Management's portfolio in Q2 2026, its #244 holding.
  • Twin Tree Management first reported a position in Amphenol in Q1 2015 and has held it in 27 quarters since.
  • Twin Tree Management's Amphenol position peaked at $54.9M in Q2 2025.
  • 2,327 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.