Ticker · CUSIP 00770C101

ARQ

ADVANCED EMISSIONS SOLUTIONS
···Share
Holders (tracked)
7
Combined shares
983,646
Combined value
$3.16M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
762024Q12025Q4

SEC event timeline

12 events
  1. −139,291 shares · 2025Q4
    Position
  2. +50,166 shares · 2025Q4
    Position
  3. −51,771 shares · 2025Q4
    Position
  4. +61,032 shares · 2025Q4
    Position
  5. −686,105 shares · 2025Q4
    Position
  6. +299,787 shares · 2025Q4
    Position
  7. +341,918 shares · 2025Q4
    Position
  8. −160,731 shares · 2025Q4
    Position
  9. +1,175 shares · 2025Q3
    Position
  10. +131,864 shares · 2025Q3
    Position
  11. −134,167 shares · 2025Q3
    Position
  12. +160,731 shares · 2025Q3
    Position

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
New positions3
Added to1
Exited2

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
8
$219.2M
2022Q2
5
$164.3M
2022Q3
4
$1K
2022Q4
5
$915K
2023Q1
5
$750K
2023Q2
5
$788K
2023Q3
2
$591K
2023Q4
5
$1.2M
2024Q1
6
$4.2M
2024Q2
6
$10.4M
2024Q3
6
$914K
2024Q4
8
$3.0M
2025Q1
8
$5.7M
2025Q2
5
$6.1M
2025Q3
7
$9.8M
2025Q4
7
$3.2M

Who owns ARQ

7 super-investors · 2025Q4
Tracked stake
983.6K
shares
Combined value
$3M
% of shares outstanding
shares-out unknown
Quarter action mix
New3Added1Trim2Held1
#ManagerSharesValue
1Renaissance Technologies412.3K$1M
2AQR Capital Management299.8K$980K
3Izzy Englander
Millennium Mgmt
80.1K$262K
4Ken Griffin
Citadel Advisors
63.4K$207K
5Steve Cohen
Point72
61.0K$200K
6D.E. Shaw & Co.50.2K$164K
7T. Rowe Price16.9K$56

Recent moves

20 transactions
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