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Oppenheimer Asset Management’s Avantor AVTR Stock Holding History

Oppenheimer 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
2026
Q1 		$699K Sell
89,209
-51,808
-37% -$510K 0.01% 807
2025
Q4 		$1.62M Sell
141,017
-37,841
-21% -$466K 0.02% 557
2025
Q3 		$2.23M Buy
178,858
+38,556
+27% +$497K 0.02% 537
2025
Q2 		$1.89M Buy
140,302
+16,201
+13% +$222K 0.02% 576
2025
Q1 		$2.01M Buy
124,101
+14,761
+14% +$280K 0.03% 518
2024
Q4 		$2.3M Buy
109,340
+16,201
+17% +$364K 0.03% 490
2024
Q3 		$2.41M Sell
93,139
-2,691
-3% -$66.1K 0.03% 492
2024
Q2 		$2.03M Sell
95,830
-858
-0.9% -$20.7K 0.03% 516
2024
Q1 		$2.47M Sell
96,688
-4,498
-4% -$107K 0.04% 430
2023
Q4 		$2.31M Buy
101,186
+2,029
+2% +$41.6K 0.03% 471
2023
Q3 		$2.09M Sell
99,157
-2,022
-2% -$43K 0.03% 477
2023
Q2 		$2.08M Buy
101,179
+32,826
+48% +$664K 0.03% 501
2023
Q1 		$1.44M Sell
68,353
-1,406
-2% -$32K 0.02% 579
2022
Q4 		$1.47M Buy
69,759
+50,359
+260% +$1.04M 0.02% 567
2022
Q3 		$380K Buy
19,400
+818
+4% +$21.9K 0.01% 900
2022
Q2 		$578K Buy
18,582
+1,426
+8% +$44.5K 0.01% 817
2022
Q1 		$580K Sell
17,156
-1,539
-8% -$54.9K 0.01% 883
2021
Q4 		$788K Buy
18,695
+36
+0.2% +$1.42K 0.01% 848
2021
Q3 		$763K Sell
18,659
-1,710
-8% -$66.8K 0.01% 819
2021
Q2 		$723K Sell
20,369
-2,302
-10% -$74.4K 0.01% 848
2021
Q1 		$655K Sell
22,671
-5,436
-19% -$157K 0.01% 846
2020
Q4 		$791K Buy
28,107
+146
+0.5% +$3.76K 0.01% 758
2020
Q3 		$629K Buy
+27,961
New +$581K 0.01% 752
2020
Q2 		– Sell
-13,625
Closed -$170K – 1107
2020
Q1 		$170K Buy
13,625
+1,676
+14% +$26.9K ﹤0.01% 1003
2019
Q4 		$217K Buy
+11,949
New +$190K ﹤0.01% 1040

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
GA
Greenhaven Associates Purchase, New York $6.07B AUM 11.2% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Oppenheimer Asset Management's AVTR Position: Q1 2026 in Review

Oppenheimer Asset Management reduced its Avantor (AVTR) stake by 37% in Q1 2026, selling an estimated $510K and leaving 89,209 shares worth $699K. The position accounts for 0.01% of the portfolio, ranked #807.

Oppenheimer Asset Management first reported a position in AVTR in Q4 2019 and has held it in 25 quarters since. The position peaked at $2.47M in Q1 2024. 429 funds tracked by Wall St. Rank hold AVTR as of Q1 2026.

  • Oppenheimer Asset Management held 89,209 shares of Avantor worth $699K as of Q1 2026.
  • Oppenheimer Asset Management sold 51,808 Avantor shares in Q1 2026, an estimated $510K.
  • Avantor made up 0.01% of Oppenheimer Asset Management's portfolio in Q1 2026, its #807 holding.
  • Oppenheimer Asset Management first reported a position in Avantor in Q4 2019 and has held it in 25 quarters since.
  • Oppenheimer Asset Management's Avantor position peaked at $2.47M in Q1 2024.
  • 429 funds tracked by Wall St. Rank held Avantor as of Q1 2026.

Based on Oppenheimer Asset Management's 13F filing for Q1 2026, filed 24 Apr 2026.