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David Shaw’s Ecovyst ECVT Stock Holding History

David Shaw’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 		$4.38M Sell
351,792
-70,671
-17% -$958K ﹤0.01% 2512
2026
Q1 		$5.43M Buy
422,463
+393,637
+1,366% +$4.45M ﹤0.01% 2115
2025
Q4 		$280K Sell
28,826
-533,305
-95% -$4.65M ﹤0.01% 4185
2025
Q3 		$4.92M Buy
+562,131
New +$4.95M ﹤0.01% 2219
2023
Q3 		– Sell
-60,491
Closed -$693K – 4304
2023
Q2 		$693K Sell
60,491
-192,644
-76% -$2.1M ﹤0.01% 3270
2023
Q1 		$2.8M Buy
253,135
+16,623
+7% +$172K ﹤0.01% 2439
2022
Q4 		$2.1M Sell
236,512
-108,126
-31% -$996K ﹤0.01% 2907
2022
Q3 		$2.91M Buy
344,638
+259,530
+305% +$2.47M ﹤0.01% 2667
2022
Q2 		$838K Buy
+85,108
New +$884K ﹤0.01% 3749
2022
Q1 		– Sell
-10,287
Closed -$105K – 5626
2021
Q4 		$105K Buy
+10,287
New +$113K ﹤0.01% 5055
2021
Q3 		– Sell
-114,447
Closed -$1.76M – 5024
2021
Q2 		$1.76M Buy
114,447
+104,172
+1,014% +$1.65M ﹤0.01% 3073
2021
Q1 		$172K Sell
10,275
-72,714
-88% -$1.16M ﹤0.01% 3877
2020
Q4 		$1.18M Sell
82,989
-170,567
-67% -$2.16M ﹤0.01% 2915
2020
Q3 		$2.6M Buy
253,556
+182,631
+257% +$2.23M ﹤0.01% 2199
2020
Q2 		$940K Buy
70,925
+42,281
+148% +$497K ﹤0.01% 2986
2020
Q1 		$312K Buy
+28,644
New +$398K ﹤0.01% 3449
2018
Q2 		– Sell
-13,730
Closed -$192K – 3738
2018
Q1 		$192K Sell
13,730
-532
-4% -$7.98K ﹤0.01% 3336
2017
Q4 		$235K Buy
+14,262
New +$234K ﹤0.01% 3358

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

David Shaw's ECVT Position: Q2 2026 in Review

David Shaw reduced its Ecovyst (ECVT) stake by 17% in Q2 2026, selling an estimated $958K and leaving 351,792 shares worth $4.38M. The position accounts for ﹤0.01% of the portfolio, ranked #2512.

David Shaw first reported a position in ECVT in Q4 2017 and has held it in 18 quarters since. The position peaked at $5.43M in Q1 2026. 207 funds tracked by Wall St. Rank hold ECVT as of Q2 2026.

  • David Shaw held 351,792 shares of Ecovyst worth $4.38M as of Q2 2026.
  • David Shaw sold 70,671 Ecovyst shares in Q2 2026, an estimated $958K.
  • Ecovyst made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #2512 holding.
  • David Shaw first reported a position in Ecovyst in Q4 2017 and has held it in 18 quarters since.
  • David Shaw's Ecovyst position peaked at $5.43M in Q1 2026.
  • 207 funds tracked by Wall St. Rank held Ecovyst as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.