Ecovyst Inc.
ECVT- Exchange
- NYSE
- Industry
- Chemicals & Allied Products
- SEC CIK
- 0001708035
In the last 90 days, Ecovyst Inc. insiders filed 1 open-market purchase and 0 sales; 208 institutions reported holding it in 13F filings for Q2 2026, worth $1.37B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Ecovyst Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 198
- +38 vs. Q4 2025
- Shares held
- 111.8M
- +6.34M (+6.0%) vs. Q4 2025
- Total value
- $1.44B
- +$411.5M (+40.1%) vs. Q4 2025
- New holders
- 55
- 54 more added
- Sold out
- 17
- 53 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ECVT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 208 | $1.37B |
| Q1 2026 | 198 | $1.44B |
| Q4 2025 | 162 | $1.14B |
| Q3 2025 | 169 | $1.03B |
| Q2 2025 | 178 | $976.2M |
| Q1 2025 | 162 | $663.2M |
| Q4 2024 | 169 | $787.8M |
| Q3 2024 | 158 | $730.7M |
| Q2 2024 | 151 | $952.6M |
| Q1 2024 | 148 | $1.16B |
| Q4 2023 | 162 | $992.8M |
| Q3 2023 | 152 | $1.01B |
| Q2 2023 | 153 | $1.17B |
| Q1 2023 | 166 | $962.4M |
| Q4 2022 | 171 | $777.5M |
| Q3 2022 | 142 | $815.0M |
| Q2 2022 | 128 | $1.02B |
| Q1 2022 | 116 | $1.20B |
| Q4 2021 | 123 | $1.06B |
| Q3 2021 | 105 | $544.8M |
| Q2 2021 | 1 | $2.28M |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Ecovyst Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Thompson Siegel & Walmsley LLC | 0 | $0 | 0.00% | −1,366,711−100.0% | Sold out |
| Forest Hill Capital, LLC | 0 | $0 | 0.00% | −391,900−100.0% | Sold out |
| Nierenberg Investment Management Company, Inc. | 0 | $0 | 0.00% | −228,810−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −149,116−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −65,027−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −60,003−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −38,348−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −36,200−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −26,766−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −25,187−100.0% | Sold out |
| Amplius Wealth Advisors, LLC | 0 | $0 | 0.00% | −18,288−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −11,618−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −11,400−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −3,588−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −675−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |