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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
  3. 4 Grant or award President & CEO acquired 55,000 shares (grant or award)
  4. 4 Shares withheld for taxes Chief Financial Officer gave up 4,081 shares (to pay taxes)
  5. 4 Shares withheld for taxes General Counsel gave up 2,876 shares (to pay taxes)
  6. 8-K Event Results of operations
  7. 10-K Report Annual Report
  8. 3 Insider Initial Statement of Ownership
  9. 8-K Event Executive or director change
  10. 8-K/A Event Exhibits
  11. SC 13G/A Stake Amended Statement of Ownership
  12. SC 13G/A Stake Amended Statement of Ownership
  13. SC 13G Stake Amended Statement of Ownership
  14. SC 13G Stake Amended Statement of Ownership
  15. SC 13G/A Stake Amended Statement of Ownership
  16. 4 Shares withheld for taxes President & CEO gave up 7,557 shares (to pay taxes)
  17. 4 Open-market buy Director bought 55,000 shares at $10.34 ($568,794)
  18. 4 Open-market buy Director bought 65,000 shares at an average $9.97 ($647,843)
  19. 8-K Event Material agreement · Acquisition or sale completed · New debt or obligation
  20. 8-K Event Material agreement · Other events

Page 20 of 41 · 813 filings