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CIK 0001515156 · Accelerated filer<br>Smaller reporting company

Ticker
ARQ
Exchange
Nasdaq
Industry
Miscellaneous Chemical Products
FY end
Dec 31
Entity type
operating
EIN
275472457
Phone
720-598-3500
Business address
8051 E. MAPLEWOOD AVE., STE 210, GREENWOOD VILLAGE, CO, 80111
Former names
Advanced Emissions Solutions, Inc.
  1. 424B5 Offering Prospectus
  2. 4 Shares withheld for taxes Chief Operating Officer gave up 2,029 shares (to pay taxes)
  3. EFFECT Other Notice of Effectiveness
  4. CORRESP Other Correspondence Between Filers and SEC Staff
  5. UPLOAD Other SEC-generated Letter
  6. S-3 Offering Registration Statement
  7. 8-K Event Results of operations
  8. 10-Q Report Quarterly Report
  9. 4 Grant or award Gen Counsel, Corp Secretary acquired 19,810 shares (grant or award)
  10. 4 Grant or award Chief Operating Officer acquired 21,667 shares (grant or award)
  11. 4 Grant or award Chief Accounting Officer acquired 18,571 shares (grant or award)
  12. 4 Grant or award Chief Technology Officer acquired 21,667 shares (grant or award)
  13. 4 Grant or award Chief Executive Officer acquired 3,571 shares (grant or award)
  14. 4 Shares withheld for taxes Chief Technology Officer gave up 38,799 shares (to pay taxes)
  15. 4 Grant or award Director acquired 12,508 shares (grant or award)
  16. 4 Grant or award Director acquired 25,016 shares (grant or award)
  17. 4 Grant or award Director acquired 25,016 shares (grant or award)
  18. 4 Grant or award Director acquired 12,508 shares (grant or award)
  19. 4 Grant or award Director acquired 12,508 shares (grant or award)
  20. 4 Grant or award Director acquired 12,508 shares (grant or award)

Page 7 of 41 · 813 filings