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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. 8-K Event Material agreement
  2. 10-K/A Report 10-K/A
  3. NT 10-K Other NT 10-K
  4. 8-K Event Agreement ended · Acquisition or sale completed · Regulation FD disclosure
  5. CT ORDER Other Confidential Order
  6. CT ORDER Other Confidential Order
  7. 4 Option exercise General Counsel acquired 2,608 shares (option exercise)
  8. 4 Shares withheld for taxes Former Executive VP gave up 1,572 shares (to pay taxes)
  9. 4 Option exercise Chief Product Officer acquired 3,231 shares (option exercise)
  10. 4 Option exercise VP Investor Relations acquired 2,119 shares (option exercise)
  11. 8-K Event Material agreement
  12. 10-K Report Annual Report
  13. 8-K Event Results of operations
  14. SC 13G/A Stake Amended Statement of Ownership
  15. 8-K Event Material agreement · Regulation FD disclosure
  16. 4 Shares withheld for taxes Former Executive VP gave up 5,137 shares (to pay taxes)
  17. SC 13G/A Stake Amended Statement of Ownership
  18. 4 Grant or award President & CEO acquired 72,000 shares (grant or award)
  19. 4 Shares withheld for taxes Executive Vice President gave up 2,248 shares (to pay taxes)
  20. 4 Shares withheld for taxes Chief Product Officer gave up 1,548 shares (to pay taxes)

Page 29 of 41 · 813 filings