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 		$71.3K Sell
9,100
-101,000
-92% -$994K ﹤0.01% 5472
2025
Q4 		$1.26M Sell
110,100
-95,300
-46% -$1.17M ﹤0.01% 2402
2025
Q3 		$2.56M Sell
205,400
-155,000
-43% -$2M ﹤0.01% 2075
2025
Q2 		$4.85M Buy
360,400
+313,900
+675% +$4.29M ﹤0.01% 1365
2025
Q1 		$753K Sell
46,500
-35,900
-44% -$680K ﹤0.01% 2977
2024
Q4 		$1.74M Sell
82,400
-260,500
-76% -$5.86M ﹤0.01% 2322
2024
Q3 		$8.87M Buy
342,900
+125,200
+58% +$3.07M 0.01% 1110
2024
Q2 		$4.62M Sell
217,700
-8,200
-4% -$197K ﹤0.01% 1491
2024
Q1 		$5.78M Sell
225,900
-24,000
-10% -$571K ﹤0.01% 1503
2023
Q4 		$5.71M Buy
249,900
+118,900
+91% +$2.44M ﹤0.01% 1455
2023
Q3 		$2.76M Buy
131,000
+124,600
+1,947% +$2.65M ﹤0.01% 1815
2023
Q2 		$131K Buy
6,400
+3,600
+129% +$72.8K ﹤0.01% 4759
2023
Q1 		$59K Buy
2,800
+1,100
+65% +$25.1K ﹤0.01% 5737
2022
Q4 		$35K Sell
1,700
-1,800
-51% -$37.3K ﹤0.01% 6269
2022
Q3 		$68K Sell
3,500
-1,600
-31% -$42.9K ﹤0.01% 6019
2022
Q2 		$158K Sell
5,100
-11,200
-69% -$350K ﹤0.01% 4919
2022
Q1 		$551K Buy
16,300
+4,400
+37% +$157K ﹤0.01% 3730
2021
Q4 		$501K Sell
11,900
-18,900
-61% -$745K ﹤0.01% 3809
2021
Q3 		$1.11M Hold
30,800
– – ﹤0.01% 2906
2021
Q2 		$1.09M Buy
30,800
+30,352
+6,775% +$982K ﹤0.01% 2974
2021
Q1 		$1.3M Buy
448
+337
+304% +$9.73K ﹤0.01% 2113
2020
Q4 		$312K Sell
111
-170
-60% -$4.38K ﹤0.01% 4017
2020
Q3 		$631K Buy
281
+216
+332% +$4.49K ﹤0.01% 2749
2020
Q2 		$110K Sell
65
-22
-25% -$358 ﹤0.01% 4700
2020
Q1 		$108K Sell
87
-14
-14% -$224 ﹤0.01% 4287
2019
Q4 		$183K Buy
101
+63
+166% +$1K ﹤0.01% 3867
2019
Q3 		$55K Sell
38
-2
-5% -$34 ﹤0.01% 4924
2019
Q2 		$76K Buy
+40
New +$712 ﹤0.01% 4455

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.