Polar Asset Management Partners’s Amphenol APH Stock Holding History

Polar Asset Management 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 Q2	$401K	Buy	+4,554	New	+$328K	0.01%	513
2025 Q4	–	Sell	-10,822	Closed	-$670K	–	678
2025 Q3	$670K	Buy	+10,822	New	+$594K	0.01%	457
2025 Q2	–	Sell	-239,548	Closed	-$7.86M	–	606
2025 Q1	$7.86M	Sell	239,548 -465,956	-66%	-$15.9M	0.18%	141
2024 Q4	$24.5M	Buy	705,504 +327,528	+87%	+$11.5M	0.29%	66
2024 Q3	$12.3M	Sell	377,976 -175,424	-32%	-$5.69M	0.26%	97
2024 Q2	$18.6M	Buy	+553,400	New	+$17.5M	0.39%	55
2021 Q2	–	Sell	-40,160	Closed	-$662K	–	1129
2021 Q1	$662K	Buy	+40,160	New	+$652K	0.01%	559

Other funds holding APH

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Polar Asset Management Partners's APH Position: Q2 2026 in Review

Polar Asset Management Partners opened a new position in Amphenol (APH) in Q2 2026: 4,554 shares worth $401K. The stake represents 0.01% of the portfolio and ranks #513 among its holdings. This is a return to the name: Polar Asset Management Partners previously reported a position in APH as recently as Q3 2025.

Polar Asset Management Partners first reported a position in APH in Q1 2021 and has held it in 7 quarters since. The position peaked at $24.5M in Q4 2024. 2,340 funds tracked by Wall St. Rank hold APH as of Q2 2026.

Polar Asset Management Partners held 4,554 shares of Amphenol worth $401K as of Q2 2026.
Amphenol was a new Polar Asset Management Partners position in Q2 2026.
Amphenol made up 0.01% of Polar Asset Management Partners's portfolio in Q2 2026, its #513 holding.
Polar Asset Management Partners first reported a position in Amphenol in Q1 2021 and has held it in 7 quarters since.
Polar Asset Management Partners's Amphenol position peaked at $24.5M in Q4 2024.
2,340 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.

Based on Polar Asset Management Partners's 13F filing for Q2 2026, filed 14 Aug 2026.