Arvin Capital Management’s Avantor AVTR Stock Holding History

Arvin Capital Management’s Portfolio AVTR Stock Details AVTR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-550,000	Closed	-$7.4M	–	39
2025 Q2	$7.4M	Buy	+550,000	New	+$7.53M	1.52%	29
2025 Q1	–	Sell	-300,000	Closed	-$6.32M	–	50
2024 Q4	$6.32M	Buy	300,000 +275,000	+1,100%	+$6.18M	1.77%	26
2024 Q3	$647K	Buy	+25,000	New	+$614K	0.21%	33
2024 Q2	–	Sell	-200,000	Closed	-$5.11M	–	31
2024 Q1	$5.11M	Sell	200,000 -150,000	-43%	-$3.57M	1.91%	23
2023 Q4	$7.99M	Buy	+350,000	New	+$7.17M	3.53%	12

Other funds holding AVTR

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

ECM

Engine Capital Management New York $1.03B AUM 4.33% 1-Year Est. Return

Greenhaven Associates Purchase, New York $8.66B AUM 17.37% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

CCP

Clarkston Capital Partners Rochester, Michigan $1.18B AUM 0.37% 1-Year Est. Return

Arvin Capital Management's AVTR Position: Q3 2025 in Review

Arvin Capital Management sold out of Avantor (AVTR) in Q3 2025, closing a stake of 983,100 shares — an estimated $13.2M sold.

Arvin Capital Management first reported a position in AVTR in Q4 2023 and held it in 6 quarters. The position peaked at $17.4M in Q3 2024. 466 funds tracked by Wall St. Rank hold AVTR as of Q3 2025.

Arvin Capital Management reported no remaining Avantor position as of Q3 2025 after selling out during the quarter.
Arvin Capital Management sold 983,100 Avantor shares in Q3 2025, an estimated $13.2M.
Arvin Capital Management first reported a position in Avantor in Q4 2023 and held it in 6 quarters.
Arvin Capital Management's Avantor position peaked at $17.4M in Q3 2024.
466 funds tracked by Wall St. Rank held Avantor as of Q3 2025.

Based on Arvin Capital Management's 13F filing for Q3 2025, filed 12 Nov 2025.