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4

Changes in Ownership

Ecovyst Inc. Filed Acc 0001708035-25-000017

See Remarks gave up 5,522 shares (to pay taxes)

From the SEC's structured data for this filing

Trades in this filing

Insider Date Transaction Shares Price Value Owned after D/I
Koscinski Joseph S. See Remarks 2025-01-22 Shares withheld for taxes −5,522 $7.96 $43,955 521,630 D
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