Group One Trading
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Group One Trading’s Ecovyst ECVT Stock Holding History

Group One 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
Q3 		$55K Buy
+5,600
New +$61.7K ﹤0.01% 5172
2024
Q1 		– Sell
-5,500
Closed -$53.7K – 7249
2023
Q4 		$53.7K Buy
+5,500
New +$52.4K ﹤0.01% 5003
2022
Q3 		– Sell
-2,400
Closed -$24K – 7675
2022
Q2 		$24K Buy
+2,400
New +$24.9K ﹤0.01% 6143

Other funds holding ECVT

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $64.1B AUM 28.9% 1-Year Est. Return
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $57.2B AUM 42.49% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.8B AUM 33.92% 1-Year Est. Return
Legato Capital Management
Legato Capital Management San Francisco, California $1.11B AUM 60.78% 1-Year Est. Return
Ballast Asset Management
Ballast Asset Management Dallas, Texas $230M AUM 34.36% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $420B AUM 34.97% 1-Year Est. Return
SEI Investments
SEI Investments Oaks, Pennsylvania $113B AUM 26.61% 1-Year Est. Return

Group One Trading's ECVT Position: Q3 2026 in Review

Group One Trading reduced its Ecovyst (ECVT) stake by 73% in Q3 2026, selling an estimated $177K and leaving 5,885 shares worth $57.8K. The position accounts for ﹤0.01% of the portfolio, ranked #5129.

Group One Trading first reported a position in ECVT in Q3 2021 and has held it in 10 quarters since. The position peaked at $274K in Q2 2026. 98 funds tracked by Wall St. Rank hold ECVT as of Q3 2026.

  • Group One Trading held 5,885 shares of Ecovyst worth $57.8K as of Q3 2026.
  • Group One Trading sold 16,112 Ecovyst shares in Q3 2026, an estimated $177K.
  • Ecovyst made up ﹤0.01% of Group One Trading's portfolio in Q3 2026, its #5129 holding.
  • Group One Trading first reported a position in Ecovyst in Q3 2021 and has held it in 10 quarters since.
  • Group One Trading's Ecovyst position peaked at $274K in Q2 2026.
  • 98 funds tracked by Wall St. Rank held Ecovyst as of Q3 2026.

Based on Group One Trading's 13F filing for Q3 2026, filed 10 Nov 2026.