Save your place

Sign in to WhoBought

Please try again later.

Howard Marks's Ecovyst Inc. (ECVT) position

Yes: as of Q1 2026, Howard Marks holds 2.4M shares of ECVT worth an amount we cannot price (n/a% of the disclosed portfolio). Last quarter the position was reduced by 43.7%. First disclosed Q3 2025.
View full portfolio →
Current value
an amount we cannot price
Shares held
2.4M
Quarter-end price
No quarter-end price available

Average buy price is hidden here because at least one covered purchase quarter has no usable local mean price.

ECVT price vs Marks's position

Dates
$11.5$12$12.5$13← Earlier —2 purchases, 1 sell
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −1.9M −43.7% 2.4M May 20, 2026
Q4 2025 Added +1.4M +48.8% 4.3M Feb 17, 2026
Q3 2025 New +2.9M 2.9M Nov 13, 2025
Data through Q1 2026 · filed May 20, 2026
3 grouped rows from 3 quarters

More Marks positions

Common questions

Does Howard Marks own ECVT?

Yes. As of Q1 2026, Howard Marks disclosed 2.4M shares of ECVT, worth an amount we cannot price. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Howard Marks buy ECVT?

Howard Marks first disclosed a ECVT position in Q3 2025; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Howard Marks sell ECVT?

The quarter-by-quarter table above shows each sale and reduction Howard Marks disclosed in ECVT. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of ECVT does Howard Marks own?

Howard Marks disclosed 2.4M shares of ECVT as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Howard Marks pay for ECVT?

Howard Marks began building the ECVT position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.