Simplex Trading
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Simplex Trading’s Ecovyst ECVT Stock Holding History

Simplex Trading’s Portfolio ECVT Stock Details ECVT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-43,700
Closed -$562K – 9526
2026
Q1 		$562K Buy
43,700
+34,900
+397% +$394K ﹤0.01% 3123
2025
Q4 		$85.6K Buy
+8,800
New +$76.8K ﹤0.01% 5153
2025
Q1 		– Sell
-200
Closed -$1K – 8748
2024
Q4 		$1K Buy
+200
New +$1.48K ﹤0.01% 8183
2024
Q2 		– Sell
-100
Closed -$1K – 9001
2024
Q1 		$1K Buy
+100
New +$946 ﹤0.01% 8556
2023
Q2 		– Sell
-100
Closed -$1K – 9189
2023
Q1 		$1K Buy
+100
New +$1.03K ﹤0.01% 8677
2022
Q4 		– Sell
-200
Closed -$1K – 9446
2022
Q3 		$1K Buy
+200
New +$1.9K ﹤0.01% 9514
2022
Q2 		– Sell
-700
Closed -$8K – 10177
2022
Q1 		$8K Buy
700
+500
+250% +$5.24K ﹤0.01% 9048
2021
Q4 		$2K Buy
+200
New +$2.19K ﹤0.01% 9974
2021
Q2 		– Sell
-2
Closed -$3K – 10160
2021
Q1 		$3K Buy
+2
New +$32 ﹤0.01% 8353
2018
Q4 		– Sell
-1
Closed -$1K – 7168
2018
Q3 		$1K Sell
1
-30
-97% -$532 ﹤0.01% 7180
2018
Q2 		$55K Sell
31
-323
-91% -$5.05K ﹤0.01% 4945
2018
Q1 		$16K Buy
+354
New +$5.31K ﹤0.01% 3556

Other funds holding ECVT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Simplex Trading's ECVT Position: Q2 2026 in Review

Simplex Trading reduced its Ecovyst (ECVT) stake by 62% in Q2 2026, selling an estimated $241K and leaving 10,694 shares worth $133K. The position accounts for ﹤0.01% of the portfolio, ranked #5214.

Simplex Trading first reported a position in ECVT in Q3 2018 and has held it in 15 quarters since. The position peaked at $524K in Q2 2021. 209 funds tracked by Wall St. Rank hold ECVT as of Q2 2026.

  • Simplex Trading held 10,694 shares of Ecovyst worth $133K as of Q2 2026.
  • Simplex Trading sold 17,767 Ecovyst shares in Q2 2026, an estimated $241K.
  • Ecovyst made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5214 holding.
  • Simplex Trading first reported a position in Ecovyst in Q3 2018 and has held it in 15 quarters since.
  • Simplex Trading's Ecovyst position peaked at $524K in Q2 2021.
  • 209 funds tracked by Wall St. Rank held Ecovyst as of Q2 2026.

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