Arrowstreet Capital
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Arrowstreet Capital’s Ecovyst ECVT Stock Holding History

Arrowstreet Capital’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 		$62.1M Buy
4,829,034
+3,435,942
+247% +$38.8M 0.03% 430
2025
Q4 		$13.6M Buy
1,393,092
+704,575
+102% +$6.15M 0.01% 842
2025
Q3 		$6.03M Buy
688,517
+672,863
+4,298% +$5.93M ﹤0.01% 1115
2025
Q2 		$129K Buy
+15,654
New +$110K ﹤0.01% 1892
2023
Q1 		– Sell
-93,042
Closed -$824K – 1386
2022
Q4 		$824K Sell
93,042
-577,978
-86% -$5.32M ﹤0.01% 1051
2022
Q3 		$5.66M Sell
671,020
-10,613
-2% -$101K 0.01% 627
2022
Q2 		$6.71M Sell
681,633
-130,487
-16% -$1.36M 0.01% 555
2022
Q1 		$9.39M Sell
812,120
-70,725
-8% -$742K 0.01% 524
2021
Q4 		$9.04M Buy
882,845
+40,400
+5% +$442K 0.01% 677
2021
Q3 		$9.82M Buy
842,445
+468,813
+125% +$6.4M 0.01% 748
2021
Q2 		$5.74M Buy
373,632
+344,061
+1,164% +$5.44M 0.01% 1019
2021
Q1 		$494K Sell
29,571
-212,706
-88% -$3.38M ﹤0.01% 1999
2020
Q4 		$3.46M Sell
242,277
-164,152
-40% -$2.08M ﹤0.01% 1372
2020
Q3 		$4.17M Buy
406,429
+163,190
+67% +$1.99M 0.01% 1227
2020
Q2 		$3.22M Buy
243,239
+181,399
+293% +$2.13M 0.01% 1247
2020
Q1 		$674K Buy
+61,840
New +$859K ﹤0.01% 1440

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
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
BCM
Brightline Capital Management Miami, Florida $338M AUM 197.95% 1-Year Est. Return

Arrowstreet Capital's ECVT Position: Q1 2026 in Review

Arrowstreet Capital increased its Ecovyst (ECVT) stake by 247% in Q1 2026, buying an estimated $38.8M and bringing the position to 4,829,034 shares worth $62.1M. The position accounts for 0.03% of the portfolio, ranked #430.

Arrowstreet Capital first reported a position in ECVT in Q1 2020 and has held it in 16 quarters since. 197 funds tracked by Wall St. Rank hold ECVT as of Q1 2026.

  • Arrowstreet Capital held 4,829,034 shares of Ecovyst worth $62.1M as of Q1 2026.
  • Arrowstreet Capital bought 3,435,942 Ecovyst shares in Q1 2026, an estimated $38.8M.
  • Ecovyst made up 0.03% of Arrowstreet Capital's portfolio in Q1 2026, its #430 holding.
  • Arrowstreet Capital first reported a position in Ecovyst in Q1 2020 and has held it in 16 quarters since.
  • 197 funds tracked by Wall St. Rank held Ecovyst as of Q1 2026.

Based on Arrowstreet Capital's 13F filing for Q1 2026, filed 14 May 2026.