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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. 4 Open-market sale Chief Accounting Officer sold 3,557 shares at $4.68 ($16,647)
  2. 4 Open-market sale Gen Counsel, Corp Secretary sold 5,202 shares at $4.68 ($24,345)
  3. 4 Open-market sale Chief Operating Officer sold 5,233 shares at $4.68 ($24,490)
  4. 4 Open-market sale Chief Technology Officer sold 6,596 shares at $4.68 ($30,869)
  5. 10-K Report Annual Report
  6. 8-K Event Results of operations
  7. 4 Shares withheld for taxes Chief Technology Officer gave up 6,995 shares (to pay taxes)
  8. 8-K Event Results of operations · Regulation FD disclosure
  9. SCHEDULE 13G/A Stake Statement of Beneficial Ownership
  10. 8-K Event Material agreement · Agreement ended · New debt or obligation · Regulation FD disclosure
  11. 4 Other acquisition Director acquired 132,046 shares (other)
  12. 4 Other acquisition Director acquired 38,518 shares (other)
  13. 4 Other acquisition Director acquired 9,314 shares (other)
  14. 4 Other acquisition Director acquired 4,146 shares (other)
  15. 4 Other acquisition Director acquired 137,935 shares (other)
  16. 10-Q Report Quarterly Report
  17. 8-K Event Results of operations
  18. 4 Open-market buy Chief Executive Officer bought 25,000 shares at $5.25 ($131,250)
  19. 424B5 Offering Prospectus
  20. 8-K Event Material agreement · Agreement ended · Other events

Page 6 of 41 · 813 filings