Stock Ownership/ARQ

ARQ INC (ARQ): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in ARQ · Materials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
13
13F filers
Aggregate Value
$11.1M
Across holders
Last Price
$2.21
2026-08-24
Sector
Materials
GICS
Quarterly fund activity10 increased2 reduced0 exited
Institutional Holders of ARQ
↗
13 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund1.81M$4.6M41.8%0.0%Added+$4.6MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund880K$2.2M20.3%0.0%Added$-523KQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund598K$1.5M13.8%0.0%Added+$478KQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund358K$914K8.3%0.0%Added+$831KQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund252K$642K5.8%0.0%Added+$569KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund163K$416K3.8%0.0%Added+$360KQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund93K$237K2.1%0.0%Added—Q2 2026
Man Group plc
CIK 0001637460
Hedge Fund59K$150K1.4%0.0%Added—Q2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund58K$147K1.3%0.0%Added—Q2 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund24K$62K0.6%0.0%Added—Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$4.6M· 41.8% of total· 0.0% port· 1.81M sh· +$4.6M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$2.2M· 20.3% of total· 0.0% port· 880K sh· $-523K QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$1.5M· 13.8% of total· 0.0% port· 598K sh· +$478K QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$914K· 8.3% of total· 0.0% port· 358K sh· +$831K QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$642K· 5.8% of total· 0.0% port· 252K sh· +$569K QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$416K· 3.8% of total· 0.0% port· 163K sh· +$360K QoQ· Q2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$237K· 2.1% of total· 0.0% port· 93K sh· — QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$150K· 1.4% of total· 0.0% port· 59K sh· — QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$147K· 1.3% of total· 0.0% port· 58K sh· — QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$62K· 0.6% of total· 0.0% port· 24K sh· — QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$48K· 0.4% of total· 0.0% port· 19K sh· $-68K QoQ· Q2 2026
Schonfeld Strategic Advisors LLCReduced
Hedge Fund
$34K· 0.3% of total· 0.0% port· 13K sh· $-14K QoQ· Q2 2026
Rockefeller Capital Management L.P.Unchanged
Hedge Fund
$12K· 0.1% of total· 0.0% port· 5K sh· +$0 QoQ· Q2 2026
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