Hartree Partners’s Ecovyst ECVT Stock Holding History

Hartree Partners’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	-96,726	Closed	-$1.24M	–	129
2026 Q1	$1.24M	Sell	96,726 -38,274	-28%	-$432K	0.27%	58
2025 Q4	$1.31M	Buy	+135,000	New	+$1.18M	0.48%	35

Other funds holding ECVT

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 Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Hartree Partners's ECVT Position: Q2 2026 in Review

Hartree Partners sold out of Ecovyst (ECVT) in Q2 2026, closing a stake of 96,726 shares — an estimated $1.24M sold.

Hartree Partners first reported a position in ECVT in Q4 2025 and held it in 2 quarters. The position peaked at $1.31M in Q4 2025. 208 funds tracked by Wall St. Rank hold ECVT as of Q2 2026.

Hartree Partners reported no remaining Ecovyst position as of Q2 2026 after selling out during the quarter.
Hartree Partners sold 96,726 Ecovyst shares in Q2 2026, an estimated $1.24M.
Hartree Partners first reported a position in Ecovyst in Q4 2025 and held it in 2 quarters.
Hartree Partners's Ecovyst position peaked at $1.31M in Q4 2025.
208 funds tracked by Wall St. Rank held Ecovyst as of Q2 2026.

Based on Hartree Partners's 13F filing for Q2 2026, filed 12 Aug 2026.