Holocene Advisors
AVTR icon

Holocene Advisors’s Avantor AVTR Stock Holding History

Holocene Advisors’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
Q4 		– Sell
-5,493,677
Closed -$68.6M – 750
2025
Q3 		$68.6M Buy
5,493,677
+4,040,154
+278% +$52.1M 0.16% 148
2025
Q2 		$19.6M Sell
1,453,523
-1,394,616
-49% -$19.1M 0.05% 240
2025
Q1 		$46.2M Buy
+2,848,139
New +$54M 0.13% 176
2024
Q3 		– Sell
-3,075,946
Closed -$65.2M – 715
2024
Q2 		$65.2M Sell
3,075,946
-623,348
-17% -$15M 0.27% 110
2024
Q1 		$94.6M Buy
+3,699,294
New +$88M 0.35% 95
2023
Q4 		– Sell
-4,031,717
Closed -$85M – 701
2023
Q3 		$85M Buy
+4,031,717
New +$85.8M 0.37% 85
2023
Q1 		– Sell
-3,855,275
Closed -$81.3M – 711
2022
Q4 		$81.3M Buy
3,855,275
+1,609,538
+72% +$33.3M 0.5% 68
2022
Q3 		$44M Buy
2,245,737
+326,590
+17% +$8.75M 0.28% 110
2022
Q2 		$59.7M Buy
1,919,147
+1,022,149
+114% +$31.9M 0.36% 94
2022
Q1 		$30.3M Sell
896,998
-757,895
-46% -$27M 0.16% 160
2021
Q4 		$69.7M Buy
1,654,893
+395,897
+31% +$15.6M 0.36% 93
2021
Q3 		$51.5M Sell
1,258,996
-663,153
-35% -$25.9M 0.28% 112
2021
Q2 		$68.3M Buy
1,922,149
+763,580
+66% +$24.7M 0.39% 94
2021
Q1 		$33.5M Sell
1,158,569
-161,664
-12% -$4.67M 0.21% 135
2020
Q4 		$37.2M Sell
1,320,233
-95,413
-7% -$2.46M 0.23% 142
2020
Q3 		$31.8M Buy
+1,415,646
New +$29.4M 0.24% 135
2020
Q1 		– Sell
-12,767
Closed -$232K – 668
2019
Q4 		$232K Buy
+12,767
New +$203K ﹤0.01% 655

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
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
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Holocene Advisors's AVTR Position: Q4 2025 in Review

Holocene Advisors sold out of Avantor (AVTR) in Q4 2025, closing a stake of 5,493,677 shares — an estimated $68.6M sold.

Holocene Advisors first reported a position in AVTR in Q4 2019 and held it in 17 quarters. The position peaked at $94.6M in Q1 2024. 421 funds tracked by Wall St. Rank hold AVTR as of Q4 2025.

  • Holocene Advisors reported no remaining Avantor position as of Q4 2025 after selling out during the quarter.
  • Holocene Advisors sold 5,493,677 Avantor shares in Q4 2025, an estimated $68.6M.
  • Holocene Advisors first reported a position in Avantor in Q4 2019 and held it in 17 quarters.
  • Holocene Advisors's Avantor position peaked at $94.6M in Q1 2024.
  • 421 funds tracked by Wall St. Rank held Avantor as of Q4 2025.

Based on Holocene Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.