GKIM
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GW&K Investment Management’s Avantor AVTR Stock Holding History

GW&K Investment 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 		$22K Hold
2,825
– – ﹤0.01% 736
2025
Q4 		$32K Hold
2,825
– – ﹤0.01% 643
2025
Q3 		$35K Hold
2,825
– – ﹤0.01% 602
2025
Q2 		$38K Hold
2,825
– – ﹤0.01% 551
2025
Q1 		$46K Hold
2,825
– – ﹤0.01% 500
2024
Q4 		$60K Hold
2,825
– – ﹤0.01% 449
2024
Q3 		$73K Hold
2,825
– – ﹤0.01% 418
2024
Q2 		$60K Hold
2,825
– – ﹤0.01% 426
2024
Q1 		$72K Sell
2,825
-72,600
-96% -$1.73M ﹤0.01% 393
2023
Q4 		$1.72M Sell
75,425
-888,419
-92% -$18.2M 0.02% 311
2023
Q3 		$20.3M Sell
963,844
-22,138
-2% -$471K 0.2% 179
2023
Q2 		$20.3M Sell
985,982
-19,083
-2% -$386K 0.19% 185
2023
Q1 		$21.2M Sell
1,005,065
-4,485
-0.4% -$102K 0.21% 174
2022
Q4 		$21.3M Sell
1,009,550
-47,064
-4% -$974K 0.22% 168
2022
Q3 		$20.7M Sell
1,056,614
-36,421
-3% -$976K 0.23% 166
2022
Q2 		$34M Buy
1,093,035
+72,423
+7% +$2.26M 0.37% 123
2022
Q1 		$34.5M Sell
1,020,612
-18,871
-2% -$673K 0.31% 149
2021
Q4 		$43.8M Buy
1,039,483
+63,935
+7% +$2.52M 0.37% 123
2021
Q3 		$39.9M Buy
975,548
+2,092
+0.2% +$81.7K 0.36% 123
2021
Q2 		$34.6M Buy
973,456
+109,631
+13% +$3.55M 0.3% 150
2021
Q1 		$25M Buy
863,825
+38,723
+5% +$1.12M 0.23% 176
2020
Q4 		$23.2M Buy
825,102
+10,792
+1% +$278K 0.24% 179
2020
Q3 		$18.3M Buy
+814,310
New +$16.9M 0.24% 183

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

GW&K Investment Management's AVTR Position: Q1 2026 in Review

GW&K Investment Management held its Avantor (AVTR) position steady in Q1 2026 at 2,825 shares worth $22K. The position accounts for ﹤0.01% of the portfolio, ranked #736.

GW&K Investment Management first reported a position in AVTR in Q3 2020 and has held it in 23 quarters since. The position peaked at $43.8M in Q4 2021. 429 funds tracked by Wall St. Rank hold AVTR as of Q1 2026.

  • GW&K Investment Management held 2,825 shares of Avantor worth $22K as of Q1 2026.
  • GW&K Investment Management left its Avantor share count unchanged in Q1 2026.
  • Avantor made up ﹤0.01% of GW&K Investment Management's portfolio in Q1 2026, its #736 holding.
  • GW&K Investment Management first reported a position in Avantor in Q3 2020 and has held it in 23 quarters since.
  • GW&K Investment Management's Avantor position peaked at $43.8M in Q4 2021.
  • 429 funds tracked by Wall St. Rank held Avantor as of Q1 2026.

Based on GW&K Investment Management's 13F filing for Q1 2026, filed 13 May 2026.