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CIK 0001708035 · Large accelerated filer

Ecovyst Inc.

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Ticker
ECVT
Exchange
NYSE
Industry
Chemicals & Allied Products
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
813406833
Phone
484-617-1200
Business address
600 LEE ROAD, SUITE 200, WAYNE, PA, 19087
Former names
PQ Group Holdings Inc.
  1. 8-K Event Regulation FD disclosure
  2. 8-K Event Results of operations
  3. 8-K Event Material agreement · New debt or obligation
  4. 8-K Event Results of operations
  5. 4 Grant or award Director acquired 12,008 shares (grant or award)
  6. 4 Grant or award See Remarks acquired 37,527 shares (grant or award)
  7. 4 Grant or award See Remarks acquired 39,028 shares (grant or award)
  8. 4 Grant or award Director acquired 12,008 shares (grant or award)
  9. 4 Grant or award See Remarks acquired 30,021 shares (grant or award)
  10. 4 Grant or award Director acquired 12,008 shares (grant or award)
  11. 4 Grant or award See Remarks acquired 22,516 shares (grant or award)
  12. 4 Grant or award See Remarks acquired 22,516 shares (grant or award)
  13. 4 Grant or award See Remarks acquired 27,019 shares (grant or award)
  14. 4 Grant or award See Remarks acquired 120,084 shares (grant or award)
  15. 4 Grant or award Director acquired 12,008 shares (grant or award)
  16. 4 Grant or award See Remarks acquired 22,516 shares (grant or award)
  17. 4 Shares withheld for taxes See Remarks gave up 3,388 shares (to pay taxes)
  18. 4 Shares withheld for taxes CEO, President & Director gave up 9,642 shares (to pay taxes)
  19. 4 Insider Changes in Ownership
  20. 4 Insider Changes in Ownership

Page 21 of 29 · 576 filings