Citadel Advisors
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Citadel Advisors’s Ecovyst ECVT Stock Holding History

Citadel Advisors’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 		$5.47M Sell
439,630
-210,148
-32% -$2.85M ﹤0.01% 4565
2026
Q1 		$8.36M Buy
649,778
+620,991
+2,157% +$7.01M ﹤0.01% 3506
2025
Q4 		$280K Sell
28,787
-1,933
-6% -$16.9K ﹤0.01% 10287
2025
Q3 		$269K Sell
30,720
-671,728
-96% -$5.92M ﹤0.01% 10607
2025
Q2 		$5.78M Buy
702,448
+677,530
+2,719% +$4.76M ﹤0.01% 3866
2025
Q1 		$154K Buy
+24,918
New +$184K ﹤0.01% 10833
2024
Q4 		– Sell
-258,352
Closed -$1.77M – 14702
2024
Q3 		$1.77M Buy
+258,352
New +$1.97M ﹤0.01% 5770
2024
Q1 		– Sell
-16,144
Closed -$158K – 14734
2023
Q4 		$158K Buy
+16,144
New +$154K ﹤0.01% 10305
2023
Q2 		– Sell
-680,200
Closed -$7.52M – 14520
2023
Q1 		$7.52M Buy
680,200
+169,814
+33% +$1.76M ﹤0.01% 3185
2022
Q4 		$4.52M Buy
510,386
+391,283
+329% +$3.6M ﹤0.01% 4021
2022
Q3 		$1M Buy
119,103
+67,388
+130% +$641K ﹤0.01% 6982
2022
Q2 		$509K Sell
51,715
-117,294
-69% -$1.22M ﹤0.01% 8599
2022
Q1 		$1.95M Sell
169,009
-566,623
-77% -$5.94M ﹤0.01% 6133
2021
Q4 		$7.53M Sell
735,632
-1,392,553
-65% -$15.2M ﹤0.01% 3567
2021
Q3 		$24.8M Buy
2,128,185
+1,777
+0.1% +$24.3K 0.01% 1765
2021
Q2 		$32.7M Buy
2,126,408
+1,775,079
+505% +$28M 0.01% 1523
2021
Q1 		$5.87M Buy
351,329
+173,769
+98% +$2.76M ﹤0.01% 3910
2020
Q4 		$2.53M Buy
177,560
+12,850
+8% +$163K ﹤0.01% 4867
2020
Q3 		$1.69M Buy
164,710
+86,805
+111% +$1.06M ﹤0.01% 5043
2020
Q2 		$1.03M Buy
77,905
+27,107
+53% +$319K ﹤0.01% 5773
2020
Q1 		$554K Buy
50,798
+6,234
+14% +$86.6K ﹤0.01% 6292
2019
Q4 		$765K Buy
44,564
+8,731
+24% +$140K ﹤0.01% 6085
2019
Q3 		$571K Buy
35,833
+3,568
+11% +$54.6K ﹤0.01% 6524
2019
Q2 		$512K Sell
32,265
-23,068
-42% -$363K ﹤0.01% 6788
2019
Q1 		$840K Sell
55,333
-92,366
-63% -$1.42M ﹤0.01% 5903
2018
Q4 		$2.19M Buy
+147,699
New +$2.27M ﹤0.01% 4008

Other funds holding ECVT

BlackRock
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
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Citadel Advisors's ECVT Position: Q2 2026 in Review

Citadel Advisors reduced its Ecovyst (ECVT) stake by 32% in Q2 2026, selling an estimated $2.85M and leaving 439,630 shares worth $5.47M. The position accounts for ﹤0.01% of the portfolio, ranked #4565.

Citadel Advisors first reported a position in ECVT in Q4 2018 and has held it in 26 quarters since. The position peaked at $32.7M in Q2 2021. 209 funds tracked by Wall St. Rank hold ECVT as of Q2 2026.

  • Citadel Advisors held 439,630 shares of Ecovyst worth $5.47M as of Q2 2026.
  • Citadel Advisors sold 210,148 Ecovyst shares in Q2 2026, an estimated $2.85M.
  • Ecovyst made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #4565 holding.
  • Citadel Advisors first reported a position in Ecovyst in Q4 2018 and has held it in 26 quarters since.
  • Citadel Advisors's Ecovyst position peaked at $32.7M in Q2 2021.
  • 209 funds tracked by Wall St. Rank held Ecovyst as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.