Jane Street
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Jane Street’s Avantor AVTR Stock Holding History

Jane Street’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
Q2 		$301K Sell
30,400
-11,300
-27% -$97.3K ﹤0.01% 9207
2026
Q1 		$327K Buy
41,700
+700
+2% +$6.89K ﹤0.01% 9039
2025
Q4 		$470K Sell
41,000
-134,800
-77% -$1.66M ﹤0.01% 7841
2025
Q3 		$2.19M Sell
175,800
-41,100
-19% -$530K ﹤0.01% 4764
2025
Q2 		$2.92M Buy
216,900
+165,800
+324% +$2.27M ﹤0.01% 3799
2025
Q1 		$828K Sell
51,100
-10,100
-17% -$191K ﹤0.01% 5921
2024
Q4 		$1.29M Sell
61,200
-51,900
-46% -$1.17M ﹤0.01% 4920
2024
Q3 		$2.93M Buy
113,100
+76,200
+207% +$1.87M ﹤0.01% 3767
2024
Q2 		$782K Buy
36,900
+24,800
+205% +$597K ﹤0.01% 6246
2024
Q1 		$309K Sell
12,100
-24,200
-67% -$576K ﹤0.01% 7513
2023
Q4 		$829K Sell
36,300
-45,600
-56% -$934K ﹤0.01% 5896
2023
Q3 		$1.73M Buy
81,900
+48,400
+144% +$1.03M ﹤0.01% 4290
2023
Q2 		$688K Sell
33,500
-52,900
-61% -$1.07M ﹤0.01% 5816
2023
Q1 		$1.83M Sell
86,400
-55,600
-39% -$1.27M ﹤0.01% 3979
2022
Q4 		$2.99M Sell
142,000
-297,900
-68% -$6.17M ﹤0.01% 3227
2022
Q3 		$8.62M Sell
439,900
-10,700
-2% -$287K ﹤0.01% 1849
2022
Q2 		$14M Buy
450,600
+16,800
+4% +$524K 0.01% 1412
2022
Q1 		$14.7M Buy
433,800
+3,300
+0.8% +$118K ﹤0.01% 1552
2021
Q4 		$18.1M Buy
430,500
+155,200
+56% +$6.12M 0.01% 1291
2021
Q3 		$11.3M Sell
275,300
-38,000
-12% -$1.48M ﹤0.01% 1660
2021
Q2 		$11.1M Buy
313,300
+44,200
+16% +$1.43M ﹤0.01% 1595
2021
Q1 		$7.79M Buy
269,100
+224,200
+499% +$6.47M ﹤0.01% 1830
2020
Q4 		$1.26M Buy
44,900
+10,900
+32% +$281K ﹤0.01% 4280
2020
Q3 		$765K Buy
+34,000
New +$707K ﹤0.01% 4512
2020
Q1 		– Sell
-284,200
Closed -$5.16M – 5280
2019
Q4 		$5.16M Hold
284,200
– – 0.01% 1068
2019
Q3 		$4.18M Buy
+284,200
New +$4.81M 0.01% 1128

Other funds holding AVTR

Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
ECM
Engine Capital Management New York $1.03B AUM 4.33% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
NMC
New Mountain Capital New York $139M AUM 26.45% 1-Year Est. Return

Jane Street's AVTR Position: Q2 2026 in Review

Jane Street sold out of Avantor (AVTR) in Q2 2026, closing a stake of 4,966,462 shares — an estimated $42.7M sold.

Jane Street first reported a position in AVTR in Q2 2019 and held it in 24 quarters. The position peaked at $64.9M in Q1 2024. 460 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

  • Jane Street reported no remaining Avantor position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 4,966,462 Avantor shares in Q2 2026, an estimated $42.7M.
  • Jane Street first reported a position in Avantor in Q2 2019 and held it in 24 quarters.
  • Jane Street's Avantor position peaked at $64.9M in Q1 2024.
  • 460 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.