IMC Chicago’s Avantor AVTR Stock Holding History

IMC Chicago’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
2026 Q2	$745K	Buy	75,300 +23,000	+44%	+$198K	﹤0.01%	4197
2026 Q1	$410K	Sell	52,300 -69,200	-57%	-$681K	﹤0.01%	4254
2025 Q4	$1.39M	Buy	121,500 +40,200	+49%	+$495K	﹤0.01%	2720
2025 Q3	$1.01M	Sell	81,300 -48,000	-37%	-$618K	﹤0.01%	2703
2025 Q2	$1.74M	Sell	129,300 -66,800	-34%	-$914K	﹤0.01%	2102
2025 Q1	$3.18M	Buy	196,100 +143,300	+271%	+$2.71M	﹤0.01%	1490
2024 Q4	$1.11M	Sell	52,800 -64,200	-55%	-$1.44M	﹤0.01%	2292
2024 Q3	$3.03M	Sell	117,000 -95,200	-45%	-$2.34M	﹤0.01%	1409
2024 Q2	$4.5M	Buy	212,200 +191,800	+940%	+$4.62M	﹤0.01%	1116
2024 Q1	$522K	Buy	+20,400	New	+$485K	﹤0.01%	2024

Other funds holding AVTR

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

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

ECM

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

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

NMC

New Mountain Capital New York $139M AUM 26.45% 1-Year Est. Return

IMC Chicago's AVTR Position: Q2 2026 in Review

IMC Chicago reduced its Avantor (AVTR) stake by 65% in Q2 2026, selling an estimated $302K and leaving 19,126 shares worth $189K. The position accounts for ﹤0.01% of the portfolio, ranked #5714.

IMC Chicago first reported a position in AVTR in Q1 2024 and has held it in 8 quarters since. The position peaked at $1.94M in Q2 2024. 460 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

IMC Chicago held 19,126 shares of Avantor worth $189K as of Q2 2026.
IMC Chicago sold 35,138 Avantor shares in Q2 2026, an estimated $302K.
Avantor made up ﹤0.01% of IMC Chicago's portfolio in Q2 2026, its #5714 holding.
IMC Chicago first reported a position in Avantor in Q1 2024 and has held it in 8 quarters since.
IMC Chicago's Avantor position peaked at $1.94M in Q2 2024.
460 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on IMC Chicago's 13F filing for Q2 2026, filed 6 Aug 2026.