ARQ INC (ARQ) Top Institutional Shareholders

ARQ INC (ARQ) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $36.90M in ARQ holdings during the latest filing period.

Blackrock, Inc. is currently the largest disclosed institutional shareholder of ARQ tracked by InsiderSet, reporting ownership valued at approximately $5.37M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $5.73M, representing an estimated gain of +6.64% since the filing period.

The top 10 institutional shareholders tracked on this page collectively account for approximately 73% of the total disclosed ARQ value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Royce & Associates Lp, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in ARQ INC (ARQ).

This page ranks the largest institutional ARQ shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.

Institutional Holders

92

Total Reported Value

$36.90M

Largest Holder

Blackrock, Inc.

Largest Position

$5.37M

Insider Transactions (90d)

0

Latest Filing Quarter

Q1 2026

New Institutional Positions

116

Funds Exiting Positions

0

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NameInvestor/ManagerPortfolio %QuantityReported BalanceCurrent Estimated ValueGain/loss Since FilingEstimated Portfolio Performance
Blackrock, Inc.0.00%2,097,522$5,369,657$5,726,235+$356,578+6.64%
Royce & Associates Lp0.04%1,748,444$4,476,017$4,773,252+$297,235+6.64%
Vanguard Capital Management Llc0.00%1,431,450$3,664,512$3,907,859+$243,347+6.64%
Aqr Capital Management Llc0.00%1,085,710$2,779,416$2,963,988+$184,572+6.64%
Marshall Wace, Llp0.00%809,705$2,072,844$2,210,495+$137,651+6.64%
Geode Capital Management, Llc0.00%801,231$2,051,520$2,187,361+$135,841+6.62%
Peapod Lane Capital Llc1.62%775,349$1,971,533$2,116,703+$145,170+7.36%
Dimensional Fund Advisors Lp0.00%762,190$1,950,889$2,080,779+$129,890+6.66%
State Street Corp0.00%564,598$1,445,371$1,541,353+$95,982+6.64%
Renaissance Technologies LLCJim Simons0.00%410,570$1,051,059$1,120,856+$69,797+6.64%
Jacobs Levy Equity Management, Inc0.00%351,188$899,041$958,743+$59,702+6.64%
Dcf Advisers, Llc0.32%327,803$839,176$894,902+$55,726+6.64%
D. E. Shaw & Co., Inc.0.00%281,828$721,480$769,390+$47,910+6.64%
Northern Trust Corp0.00%228,356$584,591$623,412+$38,821+6.64%
Bank Of America Corp0.00%203,770$521,652$556,292+$34,640+6.64%
Vanguard Fiduciary Trust Co0.00%203,537$521,055$555,656+$34,601+6.64%
Round Rock Advisors Llc0.07%190,708$488,212$520,633+$32,421+6.64%
Jane Street Group, Llc0.00%189,890$486,118$518,400+$32,282+6.64%
Vanguard Portfolio Management Llc0.00%184,246$471,670$502,992+$31,322+6.64%
Goldman Sachs Group Inc0.00%140,926$360,770$384,728+$23,958+6.64%
Susquehanna International Group, Llp0.00%133,045$340,595$363,213+$22,618+6.64%
Morgan Stanley0.00%116,028$297,033$316,756+$19,723+6.64%
Corient Private Wealth Llc0.00%77,500$198,400$211,575+$13,175+6.64%
Ameriprise Financial Inc0.00%75,796$194,038$206,923+$12,885+6.64%
Bridgeway Capital Management, Llc0.00%74,780$191,437$204,149+$12,712+6.64%
Eversource Wealth Advisors, Llc0.01%1,110$187,284$3,030-$184,254-98.38%
Bank Of New York Mellon Corp0.00%73,079$187,082$199,506+$12,424+6.64%
Xtx Topco Ltd0.00%72,660$186,010$198,362+$12,352+6.64%
Strs Ohio0.00%72,400$185,344$197,652+$12,308+6.64%
Charles Schwab Investment Management Inc0.00%69,775$178,624$190,486+$11,862+6.64%
American Century Companies Inc0.00%65,117$166,700$177,769+$11,069+6.64%
Marex Group Plc0.00%60,000$153,600$163,800+$10,200+6.64%
Gabelli Funds Llc0.00%52,000$133,120$141,960+$8,840+6.64%
Millennium Management Llc0.00%45,519$116,529$124,267+$7,738+6.64%
Public Employees Retirement System Of Ohio0.00%42,326$108,355$115,550+$7,195+6.64%
Rhumbline Advisers0.00%41,196$105,454$112,465+$7,011+6.65%
Invesco Ltd.0.00%37,738$96,610$103,025+$6,415+6.64%
Scientech Research Llc0.07%34,628$88,648$94,534+$5,886+6.64%
Nuveen, Llc0.00%33,406$85,519$91,198+$5,679+6.64%
Franklin Resources Inc0.00%30,543$78,190$83,382+$5,192+6.64%
Two Sigma Investments, Lp0.00%28,700$73,472$78,351+$4,879+6.64%
Wells Fargo & Company/Mn0.00%22,592$57,837$61,676+$3,839+6.64%
Simplex Trading, Llc0.00%21,981$56,271$60,008+$3,737+6.64%
Mariner, Llc0.00%19,214$49,168$52,454+$3,286+6.68%
Schonfeld Strategic Advisors Llc0.00%19,128$48,966$52,219+$3,253+6.64%
Mercer Global Advisors Inc0.00%18,814$48,164$51,362+$3,198+6.64%
Alliancebernstein L.P.0.00%12,700$41,529$34,671-$6,858-16.51%
Cwm, Llc0.00%16,034$41,047$43,773+$2,726+6.64%
Mirae Asset Global Etfs Holdings Ltd.0.00%15,686$40,156$42,823+$2,667+6.64%
Vanguard Global Advisers, Llc0.00%13,907$35,602$37,966+$2,364+6.64%

Frequently asked questions about ARQ

  • Who owns the most ARQ stock?

    The largest holders of ARQ are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ARQ INC (ARQ).

  • Is ARQ widely held by superinvestors?

    Many widely followed stocks like ARQ appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly ARQ is represented among the institutional managers we track.

  • What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?

    Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.