Marshall Wace
AVTR icon

Marshall Wace’s Avantor AVTR Stock Holding History

Marshall Wace’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 		$27M Buy
+3,437,833
New +$33.8M 0.03% 595
2025
Q2 		– Sell
-169,272
Closed -$2.74M – 2698
2025
Q1 		$2.74M Buy
169,272
+159,656
+1,660% +$3.02M ﹤0.01% 1331
2024
Q4 		$203K Buy
+9,616
New +$216K ﹤0.01% 2346
2024
Q3 		– Sell
-66,399
Closed -$1.41M – 2496
2024
Q2 		$1.41M Sell
66,399
-1,759,545
-96% -$42.4M ﹤0.01% 1530
2024
Q1 		$46.7M Buy
1,825,944
+1,063,671
+140% +$25.3M 0.07% 272
2023
Q4 		$17.4M Buy
+762,273
New +$15.6M 0.03% 517
2023
Q2 		– Sell
-10,117
Closed -$214K – 2455
2023
Q1 		$214K Sell
10,117
-34,763
-77% -$792K ﹤0.01% 2399
2022
Q4 		$947K Sell
44,880
-1,281,731
-97% -$26.5M ﹤0.01% 2116
2022
Q3 		$26M Buy
+1,326,611
New +$35.5M 0.06% 370
2021
Q4 		– Sell
-30,516
Closed -$1.25M – 3846
2021
Q3 		$1.25M Buy
+30,516
New +$1.19M 0.01% 1876
2021
Q1 		– Sell
-184,465
Closed -$5.19M – 2463
2020
Q4 		$5.19M Sell
184,465
-721,947
-80% -$18.6M 0.03% 568
2020
Q3 		$20.4M Sell
906,412
-402,884
-31% -$8.38M 0.13% 167
2020
Q2 		$22.3M Buy
1,309,296
+471,288
+56% +$7.67M 0.16% 144
2020
Q1 		$10.5M Sell
838,008
-4,792,254
-85% -$76.8M 0.1% 205
2019
Q4 		$102M Buy
5,630,262
+4,140,519
+278% +$65.9M 0.7% 18
2019
Q3 		$21.9M Buy
1,489,743
+940,241
+171% +$15.9M 0.17% 135
2019
Q2 		$10.5M Buy
+549,502
New +$9.78M 0.09% 267

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

Marshall Wace's AVTR Position: Q1 2026 in Review

Marshall Wace opened a new position in Avantor (AVTR) in Q1 2026: 3,437,833 shares worth $27M. The stake represents 0.03% of the portfolio and ranks #595 among its holdings. This is a return to the name: Marshall Wace previously reported a position in AVTR as recently as Q1 2025.

Marshall Wace first reported a position in AVTR in Q2 2019 and has held it in 17 quarters since. The position peaked at $102M in Q4 2019. 429 funds tracked by Wall St. Rank hold AVTR as of Q1 2026.

  • Marshall Wace held 3,437,833 shares of Avantor worth $27M as of Q1 2026.
  • Avantor was a new Marshall Wace position in Q1 2026.
  • Avantor made up 0.03% of Marshall Wace's portfolio in Q1 2026, its #595 holding.
  • Marshall Wace first reported a position in Avantor in Q2 2019 and has held it in 17 quarters since.
  • Marshall Wace's Avantor position peaked at $102M in Q4 2019.
  • 429 funds tracked by Wall St. Rank held Avantor as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.