Millennium Management
AVTR icon

Millennium Management’s Avantor AVTR Stock Holding History

Millennium 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
Q1 		– Sell
-55,700
Closed -$1.17M – 5842
2024
Q4 		$1.17M Sell
55,700
-1,168,300
-95% -$26.3M ﹤0.01% 4065
2024
Q3 		$31.7M Sell
1,224,000
-188,500
-13% -$4.63M 0.02% 1152
2024
Q2 		$29.9M Buy
+1,412,500
New +$34M 0.01% 1154
2024
Q1 		– Sell
-653,200
Closed -$14.9M – 6175
2023
Q4 		$14.9M Buy
653,200
+503,200
+335% +$10.3M 0.01% 1815
2023
Q3 		$3.16M Buy
150,000
+130,000
+650% +$2.77M ﹤0.01% 3156
2023
Q2 		$411K Sell
20,000
-80,000
-80% -$1.62M ﹤0.01% 4671
2023
Q1 		$2.11M Buy
+100,000
New +$2.28M ﹤0.01% 3387
2022
Q3 		– Sell
-20,000
Closed -$622K – 7050
2022
Q2 		$622K Buy
+20,000
New +$624K ﹤0.01% 4782
2022
Q1 		– Sell
-162,700
Closed -$6.86M – 6889
2021
Q4 		$6.86M Sell
162,700
-157,100
-49% -$6.19M ﹤0.01% 2567
2021
Q3 		$13.1M Buy
319,800
+79,800
+33% +$3.12M 0.01% 1737
2021
Q2 		$8.52M Buy
240,000
+1,000
+0.4% +$32.3K 0.01% 2112
2021
Q1 		$6.91M Buy
+239,000
New +$6.9M ﹤0.01% 2215
2020
Q4 		– Sell
-30,000
Closed -$675 – 5184
2020
Q3 		$675 Buy
+30,000
New +$624K ﹤0.01% 3407

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

Millennium Management's AVTR Position: Q1 2026 in Review

Millennium Management reduced its Avantor (AVTR) stake by 34% in Q1 2026, selling an estimated $12.1M and leaving 2,435,280 shares worth $19.1M. The position accounts for 0.01% of the portfolio, ranked #1594.

Millennium Management first reported a position in AVTR in Q2 2019 and has held it in 27 quarters since. The position peaked at $233M in Q4 2023. 429 funds tracked by Wall St. Rank hold AVTR as of Q1 2026.

  • Millennium Management held 2,435,280 shares of Avantor worth $19.1M as of Q1 2026.
  • Millennium Management sold 1,233,717 Avantor shares in Q1 2026, an estimated $12.1M.
  • Avantor made up 0.01% of Millennium Management's portfolio in Q1 2026, its #1594 holding.
  • Millennium Management first reported a position in Avantor in Q2 2019 and has held it in 27 quarters since.
  • Millennium Management's Avantor position peaked at $233M in Q4 2023.
  • 429 funds tracked by Wall St. Rank held Avantor as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.