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 | $976.6M |
| Q1 2025 | 162 | $663.4M |
| Q4 2024 | 169 | $787.8M |
| Q3 2024 | 158 | $733.4M |
| Q2 2024 | 151 | $966.5M |
| Q1 2024 | 148 | $1.18B |
| Q4 2023 | 162 | $1.01B |
| Q3 2023 | 152 | $1.01B |
| Q2 2023 | 153 | $1.17B |
| Q1 2023 | 166 | $965.0M |
| Q4 2022 | 171 | $777.5M |
| Q3 2022 | 142 | $815.5M |
| 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 |
|---|---|---|---|---|---|
| Rubric Capital Management LP | 9,136,067 | $117.5M | 1.44% | −1,363,933−13.0% | Reduced |
| BlackRock, Inc. | 8,734,220 | $112.3M | 0.00% | −1,713,726−16.4% | Reduced |
| Dimensional Fund Advisors LP | 6,498,654 | $83.6M | 0.02% | +111,376+1.7% | Added |
| Hotchkis & Wiley Capital Management LLC | 5,413,862 | $69.6M | 0.22% | −4,154,530−43.4% | Reduced |
| Vanguard Portfolio Management LLC | 5,244,406 | $67.4M | 0.00% | +5,244,406 | New |
| Vanguard Capital Management LLC | 4,977,580 | $64.0M | 0.00% | +4,977,580 | New |
| Brown Advisory Inc | 4,842,174 | $62.3M | 0.10% | −182,636−3.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 4,829,034 | $62.1M | 0.03% | +3,435,942+246.6% | Added |
| FMR LLC | 4,467,425 | $57.5M | 0.00% | +4,031,354+924.5% | Added |
| Allspring Global Investments Holdings, LLC | 3,798,389 | $49.8M | 0.08% | −329,001−8.0% | Reduced |
| Brightline Capital Management, LLC | 2,800,000 | $36.0M | 10.65% | +750,000+36.6% | Added |
| Geode Capital Management, LLC | 2,763,454 | $35.5M | 0.00% | +85,690+3.2% | Added |
| State Street Corp | 2,577,391 | $33.1M | 0.00% | +34,149+1.3% | Added |
| Oaktree Capital Management LPSuperinvestorOaktree Capital | 2,393,791 | $30.8M | 0.52% | −1,860,712−43.7% | Reduced |
| First Wilshire Securities Management Inc | 2,196,784 | $28.3M | 6.36% | +21,850+1.0% | Added |
| Ameriprise Financial Inc | 2,131,663 | $27.4M | 0.01% | −22,016−1.0% | Reduced |
| Charles Schwab Investment Management Inc | 2,126,914 | $27.4M | 0.00% | −144,993−6.4% | Reduced |
| American Century Companies Inc | 2,025,270 | $26.0M | 0.01% | +1,408,766+228.5% | Added |
| William Blair Investment Management, LLC | 1,864,621 | $24.0M | 0.08% | −864,128−31.7% | Reduced |
| Goldman Sachs Group Inc | 1,406,885 | $18.1M | 0.00% | +578,596+69.9% | Added |
| Owls Nest Partners IA, LLC | 1,374,674 | $17.7M | 6.19% | −451,446−24.7% | Reduced |
| Driehaus Capital Management LLC | 1,356,131 | $17.4M | 0.13% | +1,356,131 | New |
| Loomis Sayles & Co L P | 1,225,131 | $15.8M | 0.02% | −43,319−3.4% | Reduced |
| Bank of America Corp | 1,106,009 | $14.2M | 0.00% | +423,825+62.1% | Added |
| Point72 Asset Management, L.P. | 1,049,527 | $13.5M | 0.02% | −233,140−18.2% | Reduced |
| Needham Investment Management LLC | 1,020,000 | $13.1M | 0.67% | 00.0% | Unchanged |
| Northern Trust Corp | 958,764 | $12.3M | 0.00% | +44,848+4.9% | Added |
| SEI Investments Co | 938,031 | $12.1M | 0.01% | +417,862+80.3% | Added |
| GWM Advisors LLC | 895,364 | $11.5M | 0.04% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 834,793 | $10.7M | 0.22% | +26,246+3.2% | Added |
| JPMorgan Chase & Co | 821,390 | $10.6M | 0.00% | +364,398+79.7% | Added |
| Brigade Capital Management, LP | 817,255 | $10.5M | 7.41% | 00.0% | Unchanged |
| Congruence Capital, LLC | 815,443 | $10.5M | 3.52% | +815,443 | New |
| Allianz Asset Management GmbH | 805,698 | $10.4M | 0.01% | +286,488+55.2% | Added |
| Shapiro Capital Management LLC | 766,762 | $9.86M | 0.62% | −1,512,830−66.4% | Reduced |
| Vanguard Fiduciary Trust Co | 731,724 | $9.41M | 0.00% | +731,724 | New |
| Morgan Stanley | 722,625 | $9.29M | 0.00% | −33,583−4.4% | Reduced |
| Citadel Advisors LLC | 649,778 | $8.36M | 0.01% | +620,991+2,157.2% | Added |
| Empowered Funds, LLC | 566,680 | $7.29M | 0.05% | +45,008+8.6% | Added |
| Ballast Asset Management, LP | 554,625 | $7.13M | 3.17% | +13,780+2.5% | Added |
| SG Americas Securities, LLC | 516,569 | $6.64M | 0.01% | +185,385+56.0% | Added |
| Dayah Capital LLC | 470,000 | $6.04M | 3.53% | +470,000 | New |
| UBS Group AG | 433,465 | $5.57M | 0.00% | +151,095+53.5% | Added |
| D. E. Shaw & Co., Inc. | 422,463 | $5.43M | 0.00% | +393,637+1,365.6% | Added |
| Invenomic Capital Management LP | 418,265 | $5.38M | 0.25% | −1,488,575−78.1% | Reduced |
| Kestrel Investment Management Corp | 405,400 | $5.21M | 3.11% | −2,200−0.5% | Reduced |
| Jane Street Group, LLC | 392,193 | $5.04M | 0.01% | +371,244+1,772.1% | Added |
| SummitTX Capital, L.P. | 390,106 | $5.02M | 0.16% | +390,106 | New |
| Bank of New York Mellon Corp | 382,233 | $4.92M | 0.00% | −5,608−1.4% | Reduced |
| Invesco Ltd. | 377,455 | $4.85M | 0.00% | +104,097+38.1% | Added |
| CastleKnight Management LP | 367,148 | $4.72M | 0.22% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 338,599 | $4.35M | 0.01% | −196,813−36.8% | Reduced |
| Tiptree Advisors, LLC | 325,000 | $4.18M | 2.43% | +325,000 | New |
| HSBC Holdings PLC | 310,322 | $4.02M | 0.00% | +310,322 | New |
| Nuveen, LLC | 312,714 | $4.02M | 0.00% | −3,274−1.0% | Reduced |
| Renaissance Technologies LLC | 306,700 | $3.94M | 0.01% | +76,600+33.3% | Added |
| VARCOV Co. | 278,682 | $3.58M | 1.34% | +246,459+764.9% | Added |
| Umb Bank N A | 272,651 | $3.51M | 0.05% | 00.0% | Unchanged |
| Wedge Capital Management L L P | 256,583 | $3.30M | 0.06% | −59,241−18.8% | Reduced |
| Mirabella Financial Services LLP | 239,526 | $3.08M | 0.30% | +239,526 | New |
| Two Sigma Investments, LP | 238,003 | $3.06M | 0.00% | +238,003 | New |
| Harbor Capital Advisors, Inc. | 234,136 | $3.01M | 0.24% | −350,511−60.0% | Reduced |
| Swiss National Bank | 225,600 | $2.90M | 0.00% | 00.0% | Unchanged |
| Virginia Retirement Systems Et Al | 206,900 | $2.66M | 0.02% | +206,900 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 186,701 | $2.40M | 0.01% | +186,701 | New |
| UBS Asset Management Americas Inc | 180,872 | $2.33M | 0.00% | −22,967−11.3% | Reduced |
| Massar Capital Management, LP | 178,976 | $2.30M | 0.46% | +178,976 | New |
| Man Group plc | 166,063 | $2.14M | 0.00% | +166,063 | New |
| Rhumbline Advisers | 151,668 | $1.95M | 0.00% | −722−0.5% | Reduced |
| ExodusPoint Capital Management, LP | 149,388 | $1.92M | 0.02% | +149,388 | New |
| Easterly Investment Partners LLC | 135,610 | $1.74M | 0.13% | −32,366−19.3% | Reduced |
| State Board of Administration of Florida Retirement System | 130,361 | $1.68M | 0.00% | +103,171+379.4% | Added |
| Millennium Management LLC | 129,221 | $1.66M | 0.00% | +129,221 | New |
| Brevan Howard Capital Management LP | 128,080 | $1.65M | 0.02% | +74,294+138.1% | Added |
| Bleakley Financial Group, LLC | 117,741 | $1.51M | 0.02% | +341+0.3% | Added |
| Campbell & CO Investment Adviser LLC | 117,420 | $1.51M | 0.09% | +70,175+148.5% | Added |
| Verdence Capital Advisors LLC | 107,594 | $1.38M | 0.08% | +107,594 | New |
| Price T Rowe Associates Inc | 107,474 | $1.38M | 0.00% | +14,110+15.1% | Added |
| Schonfeld Strategic Advisors LLC | 107,167 | $1.38M | 0.01% | +107,167 | New |
| California State Teachers Retirement System | 106,933 | $1.38M | 0.00% | −7,882−6.9% | Reduced |
| Gotham Asset Management, LLC | 99,607 | $1.28M | 0.00% | +99,607 | New |
| Legal & General Group Plc | 96,986 | $1.25M | 0.00% | −21,646−18.2% | Reduced |
| Hartree Partners, LP | 96,726 | $1.24M | 0.27% | −38,274−28.4% | Reduced |
| Federated Hermes, Inc. | 96,665 | $1.24M | 0.00% | −19,880−17.1% | Reduced |
| Deutsche Bank AG | 95,516 | $1.23M | 0.00% | +11,054+13.1% | Added |
| Alliancebernstein L.P. | 124,260 | $1.21M | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 90,136 | $1.16M | 0.00% | +16,135+21.8% | Added |
| Jump Financial, LLC | 85,927 | $1.11M | 0.02% | +85,927 | New |
| Dark Forest Capital Management LP | 82,221 | $1.06M | 0.09% | +66,685+429.2% | Added |
| Winton Group Ltd | 79,100 | $1.02M | 0.04% | +79,100 | New |
| Vanguard Asset Management, Ltd | 75,951 | $976.7K | 0.00% | +75,951 | New |
| Quantinno Capital Management LP | 75,446 | $970.2K | 0.00% | −1,881−2.4% | Reduced |
| Franklin Resources Inc | 71,025 | $913.4K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 70,386 | $905.2K | 0.00% | +54,676+348.0% | Added |
| Canada Pension Plan Investment Board | 64,600 | $830.8K | 0.00% | 00.0% | Unchanged |
| Clear Harbor Asset Management, LLC | 64,375 | $827.9K | 0.06% | −12,825−16.6% | Reduced |
| Wells Fargo & Company | 63,690 | $819.1K | 0.00% | −79,778−55.6% | Reduced |
| Lazard Asset Management LLC | 62,714 | $806.5K | 0.00% | +48,324+335.8% | Added |
| MetLife Investment Management | 59,907 | $770.4K | 0.00% | −1,311−2.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 58,373 | $750.7K | 0.00% | +7,081+13.8% | Added |