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MAI Capital Management’s Avantor AVTR Stock Holding History

MAI 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
2026
Q2 		$141K Buy
14,268
+12,709
+815% +$109K ﹤0.01% 1872
2026
Q1 		$12.2K Buy
1,559
+1,171
+302% +$11.5K ﹤0.01% 3057
2025
Q4 		$4.45K Sell
388
-502
-56% -$6.18K ﹤0.01% 3157
2025
Q3 		$11.1K Sell
890
-378
-30% -$4.87K ﹤0.01% 2702
2025
Q2 		$17.1K Buy
+1,268
New +$17.4K ﹤0.01% 2430

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GA
Greenhaven Associates Purchase, New York $8.66B AUM 17.37% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
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
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

MAI Capital Management's AVTR Position: Q2 2026 in Review

MAI Capital Management increased its Avantor (AVTR) stake by 815% in Q2 2026, buying an estimated $109K and bringing the position to 14,268 shares worth $141K. The position accounts for ﹤0.01% of the portfolio, ranked #1872.

MAI Capital Management first reported a position in AVTR in Q2 2025 and has held it in 5 quarters since. 460 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

  • MAI Capital Management held 14,268 shares of Avantor worth $141K as of Q2 2026.
  • MAI Capital Management bought 12,709 Avantor shares in Q2 2026, an estimated $109K.
  • Avantor made up ﹤0.01% of MAI Capital Management's portfolio in Q2 2026, its #1872 holding.
  • MAI Capital Management first reported a position in Avantor in Q2 2025 and has held it in 5 quarters since.
  • 460 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on MAI Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.