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
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

RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Hotchkis & Wiley Capital Management
Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return

Simplex Trading's ECVT Position: Q1 2026 in Review

Simplex Trading opened a new position in Ecovyst (ECVT) in Q1 2026: 28,461 shares worth $366K. The stake represents ﹤0.01% of the portfolio and ranks #3615 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ECVT as recently as Q2 2025.

Simplex Trading first reported a position in ECVT in Q3 2018 and has held it in 14 quarters since. The position peaked at $524K in Q2 2021. 197 funds tracked by Wall St. Rank hold ECVT as of Q1 2026.

  • Simplex Trading held 28,461 shares of Ecovyst worth $366K as of Q1 2026.
  • Ecovyst was a new Simplex Trading position in Q1 2026.
  • Ecovyst made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #3615 holding.
  • Simplex Trading first reported a position in Ecovyst in Q3 2018 and has held it in 14 quarters since.
  • Simplex Trading's Ecovyst position peaked at $524K in Q2 2021.
  • 197 funds tracked by Wall St. Rank held Ecovyst as of Q1 2026.

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