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 Q1	$692K	Buy	+53,800	New	+$608K	﹤0.01%	3036
2025 Q4	–	Sell	-300	Closed	-$2.63K	–	8362
2025 Q3	$2.63K	Buy	+300	New	+$2.64K	﹤0.01%	7821
2025 Q2	–	Sell	-36,300	Closed	-$225K	–	8072
2025 Q1	$225K	Buy	+36,300	New	+$269K	﹤0.01%	3898
2024 Q2	–	Sell	-5,600	Closed	-$62.4K	–	6897
2024 Q1	$62.4K	Buy	5,600 +3,500	+167%	+$33.1K	﹤0.01%	4522
2023 Q4	$20.5K	Buy	+2,100	New	+$20K	﹤0.01%	5743
2023 Q2	–	Sell	-500	Closed	-$5.53K	–	7773
2023 Q1	$5.53K	Buy	+500	New	+$5.17K	﹤0.01%	6238
2021 Q4	–	Sell	-24,300	Closed	-$283K	–	8345
2021 Q3	$283K	Buy	+24,300	New	+$332K	﹤0.01%	4810

Other funds holding ECVT

RCMNY

Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

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 Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return

Group One Trading's ECVT Position: Q3 2025 in Review

Group One Trading sold out of Ecovyst (ECVT) in Q3 2025, closing a stake of 14,538 shares — an estimated $128K sold.

Group One Trading first reported a position in ECVT in Q3 2021 and held it in 8 quarters. The position peaked at $120K in Q2 2025. 169 funds tracked by Wall St. Rank hold ECVT as of Q3 2025.

Group One Trading reported no remaining Ecovyst position as of Q3 2025 after selling out during the quarter.
Group One Trading sold 14,538 Ecovyst shares in Q3 2025, an estimated $128K.
Group One Trading first reported a position in Ecovyst in Q3 2021 and held it in 8 quarters.
Group One Trading's Ecovyst position peaked at $120K in Q2 2025.
169 funds tracked by Wall St. Rank held Ecovyst as of Q3 2025.

Based on Group One Trading's 13F filing for Q3 2025, filed 12 Nov 2025.