What does CUSIP 00770C101 represent in this 13F holders report?

CUSIP 00770C101 is the security identifier for ARQ - Arq, Inc. - Common Stock, $0.001 par value used to aggregate holder disclosures.

How many institutions held ARQ - Arq, Inc. - Common Stock, $0.001 par value in Q4 2023?

44 institutional investors reported ARQ - Arq, Inc. - Common Stock, $0.001 par value for Q4 2023. Use the holders table for investor-level position and value details.

Arq, Inc. - Common Stock, $0.001 par value (ARQ)

CUSIP: 00770C101

Q4 2023 13F Holders as of 31 Dec 2023

Type / Class: Equity / Common Stock, $0.001 par value
Shares outstanding: 42,798,398
Total 13F shares: 6,135,655
Share change: +158,303
Total reported value: $18,282,559
Put/Call ratio: 480%
Price per share: $2.98
Number of holders: 44
Value change: +$516,652
Number of buys: 24
Number of sells: 12

Quarterly Holders Quick Answers

What is CUSIP 00770C101?
CUSIP 00770C101 identifies ARQ - Arq, Inc. - Common Stock, $0.001 par value in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2024
Previous quarter: Q3 2023

Recent filing periods for CUSIP 00770C101:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ARQ - Arq, Inc. - Common Stock, $0.001 par value (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Arq Ltd	3/4/5	10%+ Owner	— class O/S missing	3,814,864	$9,659,236	—	01 Feb 2023	3/4/5
Alta Fundamental Advisers LLC	13F	Company	4.7%	2,031,614	$3,616,273	—	30 Sep 2023	13F
VANGUARD GROUP INC	13F	Company	1.8%	788,219	$1,403,030	—	30 Sep 2023	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	1.8%	750,000	$1,335,000	—	30 Sep 2023	13F
Vitol Holding B.V.	13F	Company	1.2%	511,392	$910,278	—	30 Sep 2023	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	1.2%	501,806	$893,215	—	30 Sep 2023	13F
BlackRock Finance, Inc.	13F	Company	0.78%	331,969	$590,904	—	30 Sep 2023	13F
Greg P. Marken	3/4/5	CEO	— mixed-class rows	277,282 mixed-class rows	$471,993	—	23 Mar 2023	3/4/5
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.55%	233,476	$415,710	—	30 Sep 2023	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.46%	196,440	$349,663	—	30 Sep 2023	13F
Taylor J. Simonton	3/4/5	Director	— class O/S missing	65,821	$166,659	—	01 Jul 2022	3/4/5
Morgan Fields	3/4/5	Chief Accounting Officer	— class O/S missing	64,599	$163,565	—	17 Aug 2023	3/4/5
Bank of New York Mellon Corp	13F	Company	0.2%	86,368	$153,735	—	30 Sep 2023	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	0.19%	81,979	$145,000	—	30 Sep 2023	13F
STATE STREET CORP	13F	Company	0.18%	77,587	$138,105	—	30 Sep 2023	13F
Aristides Capital LLC	13F	Company	0.14%	58,920	$104,878	—	30 Sep 2023	13F
MORGAN STANLEY	13F	Company	0.13%	57,271	$101,943	—	30 Sep 2023	13F
NORTHERN TRUST CORP	13F	Company	0.11%	48,825	$86,909	—	30 Sep 2023	13F
PERRITT CAPITAL MANAGEMENT INC	13F	Company	0.11%	45,448	$80,897	—	30 Sep 2023	13F
Theodore James Sanders	3/4/5	General Counsel	— class O/S missing	28,231	$71,481	—	19 Nov 2021	3/4/5
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.06%	26,493	$47,158	—	30 Sep 2023	13F
XTX Topco Ltd	13F	Company	0.05%	21,978	$39,121	—	30 Sep 2023	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.04%	17,845	$32,000	—	30 Sep 2023	13F
GILL CAPITAL PARTNERS, LLC	13F	Company	0.04%	17,823	$31,725	—	30 Sep 2023	13F
Mraz, Amerine & Associates, Inc.	13F	Company	0.03%	13,800	$24,564	—	30 Sep 2023	13F
Trail Ridge Investment Advisors, LLC	13F	Company	0.03%	12,220	$21,752	—	30 Sep 2023	13F
GABELLI FUNDS LLC	13F	Company	0.03%	12,000	$21,360	—	30 Sep 2023	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.03%	11,700	$20,826	—	30 Sep 2023	13F
Arax Advisory Partners	13F	Company	0.01%	5,311	$9,455	—	30 Sep 2023	13F
Kozak & Associates, Inc.	13F	Company	0.01%	2,423	$4,410	—	30 Sep 2023	13F
Ancora Advisors LLC	13F	Company	0%	1,500	$2,670	—	30 Sep 2023	13F
BANK OF AMERICA CORP /DE/	13F	Company	0%	1,000	$1,780	—	30 Sep 2023	13F
RHUMBLINE ADVISERS	13F	Company	0%	816	$1,452	—	30 Sep 2023	13F
Tower Research Capital LLC (TRC)	13F	Company	0%	814	$1,449	—	30 Sep 2023	13F
GROUP ONE TRADING LLC	13F	Company	0%	790	$1,406	—	30 Sep 2023	13F
JANICZEK WEALTH MANAGEMENT, LLC	13F	Company	0%	400	$712	—	30 Sep 2023	13F
OSAIC HOLDINGS, INC.	13F	Company	0%	337	$599	—	30 Sep 2023	13F
North Star Investment Management Corp.	13F	Company	0%	200	$356	—	30 Sep 2023	13F
WELLS FARGO & COMPANY/MN	13F	Company	0%	195	$346	—	30 Sep 2023	13F
IFP Advisors, Inc	13F	Company	0%	165	$294	—	30 Sep 2023	13F
UBS Group AG	13F	Company	0%	131	$233	—	30 Sep 2023	13F
Qube Research & Technologies Ltd	13F	Company	0%	43	$77	—	30 Sep 2023	13F
JPMORGAN CHASE & CO	13F	Company	0%	27	$48	—	30 Sep 2023	13F

Institutional Holders of Arq, Inc. - Common Stock, $0.001 par value (ARQ) as of Q4 2023

As of 31 Dec 2023, Arq, Inc. - Common Stock, $0.001 par value (ARQ) was held by 44 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 6,135,655 shares. The largest 10 holders included Alta Fundamental Advisers LLC, VANGUARD GROUP INC, ADAGE CAPITAL PARTNERS GP, L.L.C., Vitol Holding B.V., BRIDGEWAY CAPITAL MANAGEMENT, LLC, BlackRock Inc., GEODE CAPITAL MANAGEMENT, LLC, DIMENSIONAL FUND ADVISORS LP, MORGAN STANLEY, and Bank of New York Mellon Corp. This page lists 44 institutional shareholders reporting positions in this security for the Q4 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2023 vs Q3 2023 Across Filers

Q3 2023 holders

Q4 2023 holders

Holder diff

Investor	Q3 2023 Shares	Q4 2023 Shares	Share Diff	Share Chg %	Q3 2023 Value $	Q4 2023 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.