Ostrum Asset Management’s Amphenol APH Stock Holding History

Ostrum Asset 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 Q1	$482K	Sell	3,815 -2,080	-35%	-$293K	0.03%	322
2025 Q4	$797K	Buy	5,895 +1,469	+33%	+$196K	0.04%	312
2025 Q3	$548K	Buy	4,426 +2,608	+143%	+$286K	0.02%	395
2025 Q2	$180K	Sell	1,818 -52	-3%	-$4.25K	0.01%	497
2025 Q1	$123K	Sell	1,870 -49	-3%	-$3.34K	0.01%	547
2024 Q4	$133K	Sell	1,919 -80	-4%	-$5.6K	0.01%	553
2024 Q3	$130K	Buy	1,999 +25	+1%	+$1.62K	0.01%	537
2024 Q2	$133K	Sell	1,974 -10,148	-84%	-$640K	0.01%	548
2024 Q1	$699K	Hold	12,122	–	–	0.06%	400
2023 Q4	$601K	Buy	12,122 +7,318	+152%	+$323K	0.05%	389
2023 Q3	$202K	Sell	4,804 -34	-0.7%	-$1.46K	0.02%	540
2023 Q2	$205K	Buy	4,838 +4	+0.1%	+$155	0.02%	526
2023 Q1	$198K	Buy	+4,834	New	+$191K	0.02%	528

Other funds holding APH

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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 Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Ostrum Asset Management's APH Position: Q1 2026 in Review

Ostrum Asset Management reduced its Amphenol (APH) stake by 35% in Q1 2026, selling an estimated $293K and leaving 3,815 shares worth $482K. The position accounts for 0.03% of the portfolio, ranked #322.

Ostrum Asset Management first reported a position in APH in Q1 2023 and has held it in 13 quarters since. The position peaked at $797K in Q4 2025. 2,114 funds tracked by Wall St. Rank hold APH as of Q1 2026.

Ostrum Asset Management held 3,815 shares of Amphenol worth $482K as of Q1 2026.
Ostrum Asset Management sold 2,080 Amphenol shares in Q1 2026, an estimated $293K.
Amphenol made up 0.03% of Ostrum Asset Management's portfolio in Q1 2026, its #322 holding.
Ostrum Asset Management first reported a position in Amphenol in Q1 2023 and has held it in 13 quarters since.
Ostrum Asset Management's Amphenol position peaked at $797K in Q4 2025.
2,114 funds tracked by Wall St. Rank held Amphenol as of Q1 2026.

Based on Ostrum Asset Management's 13F filing for Q1 2026, filed 14 May 2026.