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Who owns Ecovyst (ECVT) stock

198 funds reported Ecovyst (ECVT) shares in their latest 13F filings, worth $1.4B in all. The largest holder is BlackRock ($133M). Last quarter 110 funds added to their stakes and 81 cut them.

Largest holders of ECVT (13F)Largest holders of ECVT (13F)BlackRock$133MVanguard Group$108MRubric Capital Management LP$102MDimensional Fund Advisors LP$82.0MVanguard Portfolio Management LLC$75.8MFMR LLC$66.4MArrowstreet Capital, Limited Part…$63.9MVanguard Capital Management LLC$60.3MBrown Advisory$56.4MAmerican Century Companies$43.3M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock10,666,032$133Mincrease2026-06-30
Vanguard Group11,112,611$108Mincrease2025-12-31
Rubric Capital Management LP8,211,888$102Mdecrease2026-06-30
Dimensional Fund Advisors LP6,585,047$82.0Mincrease2026-06-30
Vanguard Portfolio Management LLC6,090,922$75.8Mincrease2026-06-30
FMR LLC5,333,701$66.4Mincrease2026-06-30
Arrowstreet Capital, Limited Partnership5,132,947$63.9Mincrease2026-06-30
Vanguard Capital Management LLC4,843,861$60.3Mdecrease2026-06-30
Brown Advisory4,533,515$56.4Mdecrease2026-06-30
American Century Companies3,474,853$43.3Mincrease2026-06-30
Geode Capital Management, LLC3,149,827$39.2Mincrease2026-06-30
Brightline Capital Management, LLC3,012,000$37.5Mincrease2026-06-30
State Street2,675,032$33.3Mincrease2026-06-30
Goldman Sachs Group2,621,153$32.6Mincrease2026-06-30
Ameriprise Financial2,229,504$27.8Mincrease2026-06-30

Ecovyst's latest quarter

Ecovyst, Q3 2026: revenue $309M (+51% year over year), operating margin 9.5%, net earnings $18.2M, operating cash flow $25.2M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most ECVT stock?

By the latest 13F filings: BlackRock ($133M); Vanguard Group ($108M); Rubric Capital Management LP ($102M); Dimensional Fund Advisors LP ($82.0M); Vanguard Portfolio Management LLC ($75.8M).

What is the short interest in ECVT?

6,333,113 shares were sold short at the 2026-10-15 settlement, 6.63% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.