Arq, Inc. (ARQ) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

32,650,000Shares Outstanding

156,489Shares held by institutions

$533,627Value of institutional holdings

48.37%Institutional ownership %

3.06%Shares Changed QoQ

98No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Arq, Inc. (NASDAQ:ARQ) includes 98 filers as of the latest reporting cycle ending December 2025.

Institutional ownership in Arq edged down to 48.4% in December 2025, compared to 54.6% in September 2025.
The company experienced a 3.06% quarterly change in institutional shares held, alongside an increase of 7.69% in total owners annually.
During the quarter, 57 institutions bought more Arq shares, 25 sold shares, and 16 of the 98 total investors held their position steady.
The aggregate institutional position in Arq now stands at 15.79Mn shares as of December 2025, after investors increased their holdings (up by 469.56K shares quarter on quarter which is up 82.02K shares year over year).
As of December 31, 2025, AIGH Capital Management LLC held Arq's largest shareholding position with over 2.27Mn shares, representing 6.96% of total outstanding shares.
Among the most significant buyers of Arq during December 2025 were MARSHALL WACE, LLP (444.21K), RENAISSANCE TECHNOLOGIES LLC (341.92K), AQR CAPITAL MANAGEMENT LLC (299.79K), JACOBS LEVY EQUITY MANAGEMENT, INC (262.33K), DCF Advisers, LLC (260.57K).
Leading sellers of Arq stock in December 2025 included 1492 Capital Management LLC (614.70K), FRANKLIN RESOURCES INC (528.51K), AIGH Capital Management LLC (306.39K), GRATIA CAPITAL, LLC (287.02K), Squarepoint Ops LLC (149.31K).
The top 10 institutional holders of Arq for the quarter ending December 2025 included AIGH Capital Management LLC (2.27Mn), BlackRock, Inc. (2.05Mn), VANGUARD GROUP INC (1.83Mn), ROYCE & ASSOCIATES LP (1.46Mn), DIMENSIONAL FUND ADVISORS LP (919.64K), Alta Fundamental Advisers LLC (781.09K), GEODE CAPITAL MANAGEMENT, LLC (778.14K), STATE STREET CORP (561.89K), MARSHALL WACE, LLP (444.21K), RENAISSANCE TECHNOLOGIES LLC (412.30K).

98 Institutional Holders

156,489 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
AIGH Capital Management LLC	31 Dec, 2025	2,273,092	-306,394	-11.88%	$7,433,010.00
BlackRock, Inc.	31 Dec, 2025	2,045,938	38,506	1.92%	$6,690,217.00
VANGUARD GROUP INC	31 Dec, 2025	1,830,017	94,744	5.46%	$5,984,156.00
ROYCE & ASSOCIATES LP	31 Dec, 2025	1,458,444	85,000	6.19%	$4,769,112.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	919,640	62,988	7.35%	$3,007,041.00
Alta Fundamental Advisers LLC	31 Dec, 2025	781,088	-65,206	-7.70%	$2,554,158.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	778,142	3,505	0.45%	$2,544,974.00
STATE STREET CORP	31 Dec, 2025	561,888	5,413	0.97%	$1,837,374.00
MARSHALL WACE, LLP	31 Dec, 2025	444,207	444,207	0.00%	$1,452,556.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	412,299	341,918	485.81%	$1,348,218.00
MORGAN STANLEY	31 Dec, 2025	362,538	67,042	22.69%	$1,185,500.00
AQR CAPITAL MANAGEMENT LLC	31 Dec, 2025	299,787	299,787	0.00%	$980,304.00
JACOBS LEVY EQUITY MANAGEMENT, INC	31 Dec, 2025	262,330	262,330	0.00%	$857,819.00
DCF Advisers, LLC	31 Dec, 2025	260,570	260,570	0.00%	$852,064.00
Peapod Lane Capital LLC	31 Dec, 2025	228,564	228,564	0.00%	$747,404.00
NORTHERN TRUST CORP	31 Dec, 2025	200,769	-36,552	-15.40%	$656,515.00
Marex Group plc	31 Dec, 2025	190,000	-60,000	-24.00%	$621,300.00
GSA CAPITAL PARTNERS LLP	31 Dec, 2025	161,836	161,836	0.00%	$529.00
GRATIA CAPITAL, LLC	31 Dec, 2025	155,000	-287,020	-64.93%	$506,850.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	129,537	27,527	26.98%	$423,586.00

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