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Kinney Asset Management’s Avantor AVTR Stock Holding History

Kinney Asset 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 		$23M Buy
1,845,000
+470,000
+34% +$6.06M 34.31% 1
2025
Q2 		$18.5M Buy
+1,375,000
New +$18.8M 24.92% 2

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
ECM
Engine Capital Management New York $828M AUM 6.49% 1-Year Est. Return
GA
Greenhaven Associates Purchase, New York $6.07B AUM 11.2% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
CCP
Clarkston Capital Partners Rochester, Michigan $1.31B AUM 3.79% 1-Year Est. Return

Kinney Asset Management's AVTR Position: Q3 2025 in Review

Kinney Asset Management increased its Avantor (AVTR) stake by 34% in Q3 2025, buying an estimated $6.06M and bringing the position to 1,845,000 shares worth $23M. The position accounts for 34.31% of the portfolio, ranked #1.

Kinney Asset Management first reported a position in AVTR in Q2 2025 and has held it in 2 quarters since. 465 funds tracked by Wall St. Rank hold AVTR as of Q3 2025.

  • Kinney Asset Management held 1,845,000 shares of Avantor worth $23M as of Q3 2025.
  • Kinney Asset Management bought 470,000 Avantor shares in Q3 2025, an estimated $6.06M.
  • Avantor made up 34.31% of Kinney Asset Management's portfolio in Q3 2025, its #1 holding.
  • Kinney Asset Management first reported a position in Avantor in Q2 2025 and has held it in 2 quarters since.
  • 465 funds tracked by Wall St. Rank held Avantor as of Q3 2025.

Based on Kinney Asset Management's 13F filing for Q3 2025, filed 14 Nov 2025.