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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. PRE 14A Proxy Proxy Statement (Preliminary)
  2. 8-K Event Material agreement · Shareholder rights changed · Executive or director change
  3. 8-K Event Regulation FD disclosure · Other events
  4. 4 Shares withheld for taxes CEO gave up 9,379 shares (to pay taxes)
  5. 4 Shares withheld for taxes Chief Accounting Officer gave up 2,823 shares (to pay taxes)
  6. 4 Shares withheld for taxes Chief Technology Officer gave up 4,068 shares (to pay taxes)
  7. SC 13D Stake Beneficial Ownership Report
  8. 4 Other acquisition Director acquired 96,525 shares (other)
  9. 4 Open-market sale Director sold 154,293 shares at $4.00 ($617,172)
  10. 4 Other acquisition Director acquired 1,443,222 shares (other)
  11. SC 13D Stake Beneficial Ownership Report
  12. SC 13D/A Stake Beneficial Ownership Report
  13. 8-K Event Results of operations
  14. 10-K Report Annual Report
  15. 8-K/A Event Exhibits
  16. 3 Insider Initial Statement of Ownership
  17. SC 13D Stake Beneficial Ownership Report
  18. 4 Open-market buy Director bought 52,742 shares at $4.00 ($210,968)
  19. 4 Open-market buy Director bought 1,203,650 shares at $4.00 ($4,814,600)
  20. 4 Open-market buy Director bought 631,866 shares at $4.00 ($2,527,464)

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