A detailed history of Arrowstreet Capital, Limited Partnership transactions in Ecovyst Inc. stock. As of the latest transaction made, Arrowstreet Capital, Limited Partnership holds 688,517 shares of ECVT stock, worth $5.89 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
688,517
Previous 15,654 4298.35%
Holding current value
$5.89 Million
Previous $128,000 4611.72%
% of portfolio
0.0%
Previous 0.0%

Shares

8 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 13, 2025

BUY
$7.6 - $9.37 $5.11 Million - $6.3 Million
672,863 Added 4298.35%
688,517 $6.03 Million
Q2 2025

Aug 13, 2025

BUY
$5.33 - $8.58 $83,435 - $134,311
15,654 New
15,654 $128,000
Q4 2022

Feb 14, 2023

SELL
$8.59 - $10.07 $4.96 Million - $5.82 Million
-577,978 Reduced 86.13%
93,042 $824,000
Q3 2022

Nov 14, 2022

SELL
$8.42 - $10.78 $89,361 - $114,408
-10,613 Reduced 1.56%
671,020 $5.66 Million
Q2 2022

Aug 15, 2022

SELL
$9.35 - $11.77 $1.22 Million - $1.54 Million
-130,487 Reduced 16.07%
681,633 $6.71 Million
Q1 2022

May 13, 2022

SELL
$9.39 - $11.97 $664,107 - $846,578
-70,725 Reduced 8.01%
812,120 $9.39 Million
Q4 2021

Feb 14, 2022

BUY
$9.55 - $13.19 $385,820 - $532,876
40,400 Added 4.8%
882,845 $9.04 Million
Q3 2021

Nov 12, 2021

BUY
$11.41 - $16.87 $9.61 Million - $14.2 Million
842,445 New
842,445 $9.82 Million

Others Institutions Holding ECVT

About Ecovyst Inc.


  • Ticker ECVT
  • Exchange NYSE
  • Sector Basic Materials
  • Industry Specialty Chemicals
  • Shares Outstandng 136,740,000
  • Market Cap $1.17B
  • Description
  • Ecovyst Inc. provides specialty catalysts and services in the United States, the Netherlands, the United Kingdom, and internationally. The company operates through two segments, Ecoservices and Catalyst Technologies. The Ecoservices segment offers sulfuric acid recycling services for production of alkylate for refineries; and virgin sulfuric aci...
More about ECVT
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