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
Q2 		– Sell
-14,727
Closed -$127K – 9266
2026
Q1 		$115K Buy
14,727
+5,636
+62% +$55.5K ﹤0.01% 4918
2025
Q4 		$104K Sell
9,091
-20,218
-69% -$249K ﹤0.01% 4952
2025
Q3 		$365K Sell
29,309
-147,600
-83% -$1.9M ﹤0.01% 4218
2025
Q2 		$2.38M Buy
+176,909
New +$2.42M ﹤0.01% 1946
2024
Q2 		– Sell
-148,497
Closed -$3.58M – 8750
2024
Q1 		$3.8M Buy
148,497
+103,488
+230% +$2.46M ﹤0.01% 1822
2023
Q4 		$1.03M Sell
45,009
-44,545
-50% -$913K ﹤0.01% 2980
2023
Q3 		$1.89M Buy
+89,554
New +$1.9M ﹤0.01% 2127
2020
Q2 		– Sell
-1,026
Closed -$16.7K – 7571
2020
Q1 		$12K Sell
1,026
-1,835
-64% -$29.4K ﹤0.01% 6333
2019
Q4 		$51K Buy
+2,861
New +$45.5K ﹤0.01% 5154
2019
Q3 		– Sell
-7,363
Closed -$125K – 7221
2019
Q2 		$140K Buy
+7,363
New +$131K ﹤0.01% 3842

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

Simplex Trading's AVTR Position: Q2 2026 in Review

Simplex Trading sold out of Avantor (AVTR) in Q2 2026, closing a stake of 14,727 shares — an estimated $127K sold.

Simplex Trading first reported a position in AVTR in Q2 2019 and held it in 10 quarters. The position peaked at $3.8M in Q1 2024. 460 funds tracked by Wall St. Rank hold AVTR as of Q2 2026.

  • Simplex Trading reported no remaining Avantor position as of Q2 2026 after selling out during the quarter.
  • Simplex Trading sold 14,727 Avantor shares in Q2 2026, an estimated $127K.
  • Simplex Trading first reported a position in Avantor in Q2 2019 and held it in 10 quarters.
  • Simplex Trading's Avantor position peaked at $3.8M in Q1 2024.
  • 460 funds tracked by Wall St. Rank held Avantor as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.