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 		$133K Sell
10,694
-17,767
-62% -$241K ﹤0.01% 5214
2026
Q1 		$366K Buy
+28,461
New +$321K ﹤0.01% 3615
2025
Q3 		– Sell
-25,322
Closed -$208K – 9274
2025
Q2 		$208K Buy
25,322
+6,590
+35% +$46.3K ﹤0.01% 4450
2025
Q1 		$116K Buy
+18,732
New +$139K ﹤0.01% 4908
2023
Q3 		– Sell
-200
Closed -$2K – 8911
2023
Q2 		$2K Buy
+200
New +$2.18K ﹤0.01% 8395
2022
Q4 		– Sell
-2,640
Closed -$22K – 9447
2022
Q3 		$22K Sell
2,640
-6,570
-71% -$62.5K ﹤0.01% 7406
2022
Q2 		$90K Sell
9,210
-7,110
-44% -$73.9K ﹤0.01% 5703
2022
Q1 		$188K Buy
+16,320
New +$171K ﹤0.01% 5239
2021
Q3 		– Sell
-34,117
Closed -$524K – 9786
2021
Q2 		$524K Buy
34,117
+34,098
+179,463% +$539K ﹤0.01% 4090
2021
Q1 		$0 Buy
19
+16
+533% +$254 ﹤0.01% 9072
2020
Q4 		$0 Buy
+3
New +$38 ﹤0.01% 8496
2020
Q2 		– Sell
-92
Closed -$1K – 7758
2020
Q1 		$1K Sell
92
-9
-9% -$125 ﹤0.01% 7343
2019
Q4 		$1K Buy
+101
New +$1.62K ﹤0.01% 7082
2019
Q1 		– Sell
-318
Closed -$4K – 7273
2018
Q4 		$4K Buy
318
+101
+47% +$1.55K ﹤0.01% 6300
2018
Q3 		$3K Buy
+217
New +$3.85K ﹤0.01% 6944

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. 208 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.
  • 208 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.