Stephen Yacktman’s Avantor AVTR Stock Holding History

Stephen Yacktman’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	$47.2M	Buy	4,770,000 +25,000	+0.5%	+$215K	0.58%	42
2026 Q1	$37.2M	Buy	+4,745,000	New	+$46.7M	0.5%	40

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 $3.37T AUM 44.26% 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

Stephen Yacktman's AVTR Position: Q2 2026 in Review

Stephen Yacktman increased its Avantor (AVTR) stake by 0.53% in Q2 2026, buying an estimated $215K and bringing the position to 4,770,000 shares worth $47.2M. The position accounts for 0.58% of the portfolio, ranked #42.

Stephen Yacktman first reported a position in AVTR in Q1 2026 and has held it in 2 quarters since. 456 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

Stephen Yacktman held 4,770,000 shares of Avantor worth $47.2M as of Q2 2026.
Stephen Yacktman bought 25,000 Avantor shares in Q2 2026, an estimated $215K.
Avantor made up 0.58% of Stephen Yacktman's portfolio in Q2 2026, its #42 holding.
Stephen Yacktman first reported a position in Avantor in Q1 2026 and has held it in 2 quarters since.
456 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on Yacktman Asset Management's 13F filing for Q2 2026, filed 11 Aug 2026.