Simplex Trading
AVTR icon

Simplex Trading’s Avantor AVTR Stock Holding History

Simplex Trading’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 		$367K Sell
46,800
-3,800
-8% -$37.4K ﹤0.01% 3613
2025
Q4 		$580K Sell
50,600
-30,800
-38% -$379K ﹤0.01% 3157
2025
Q3 		$1.01M Sell
81,400
-105,000
-56% -$1.35M ﹤0.01% 3027
2025
Q2 		$2.51M Sell
186,400
-248,900
-57% -$3.41M ﹤0.01% 1906
2025
Q1 		$7.06M Buy
435,300
+192,000
+79% +$3.64M ﹤0.01% 1088
2024
Q4 		$5.13M Buy
243,300
+19,700
+9% +$443K ﹤0.01% 1463
2024
Q3 		$5.78M Buy
223,600
+43,200
+24% +$1.06M ﹤0.01% 1390
2024
Q2 		$3.82M Buy
180,400
+138,400
+330% +$3.33M ﹤0.01% 1631
2024
Q1 		$1.07M Sell
42,000
-33,500
-44% -$797K ﹤0.01% 3048
2023
Q4 		$1.72M Sell
75,500
-19,900
-21% -$408K ﹤0.01% 2483
2023
Q3 		$2.01M Sell
95,400
-60,000
-39% -$1.28M ﹤0.01% 2065
2023
Q2 		$3.19M Sell
155,400
-35,800
-19% -$724K ﹤0.01% 1611
2023
Q1 		$4.04M Buy
191,200
+105,500
+123% +$2.4M ﹤0.01% 1442
2022
Q4 		$1.81M Sell
85,700
-629,900
-88% -$13M ﹤0.01% 1946
2022
Q3 		$14M Buy
715,600
+600,200
+520% +$16.1M 0.02% 647
2022
Q2 		$3.59M Buy
115,400
+38,500
+50% +$1.2M ﹤0.01% 1361
2022
Q1 		$2.6M Sell
76,900
-96,100
-56% -$3.43M ﹤0.01% 1835
2021
Q4 		$7.29M Buy
173,000
+96,700
+127% +$3.81M 0.01% 973
2021
Q3 		$2.76M Buy
76,300
+10,400
+16% +$406K ﹤0.01% 1761
2021
Q2 		$2.34M Buy
65,900
+64,478
+4,534% +$2.09M ﹤0.01% 1970
2021
Q1 		$4.11M Buy
1,422
+755
+113% +$21.8K 0.01% 972
2020
Q4 		$1.88M Sell
667
-641
-49% -$16.5K ﹤0.01% 1827
2020
Q3 		$2.94M Buy
1,308
+39
+3% +$811 ﹤0.01% 1217
2020
Q2 		$2.16M Buy
1,269
+956
+305% +$15.6K ﹤0.01% 1447
2020
Q1 		$390K Buy
313
+139
+80% +$2.23K ﹤0.01% 2860
2019
Q4 		$315K Buy
174
+151
+657% +$2.4K ﹤0.01% 3230
2019
Q3 		$33K Hold
23
– – ﹤0.01% 5395
2019
Q2 		$43K Buy
+23
New +$409 ﹤0.01% 4989

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

Simplex Trading's AVTR Position: Q1 2026 in Review

Simplex Trading increased its Avantor (AVTR) stake by 62% in Q1 2026, buying an estimated $55.5K and bringing the position to 14,727 shares worth $115K. The position accounts for ﹤0.01% of the portfolio, ranked #4918.

Simplex Trading first reported a position in AVTR in Q2 2019 and has held it in 10 quarters since. The position peaked at $3.8M in Q1 2024. 429 funds tracked by Wall St. Rank hold AVTR as of Q1 2026.

  • Simplex Trading held 14,727 shares of Avantor worth $115K as of Q1 2026.
  • Simplex Trading bought 5,636 Avantor shares in Q1 2026, an estimated $55.5K.
  • Avantor made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4918 holding.
  • Simplex Trading first reported a position in Avantor in Q2 2019 and has held it in 10 quarters since.
  • Simplex Trading's Avantor position peaked at $3.8M in Q1 2024.
  • 429 funds tracked by Wall St. Rank held Avantor as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.