ARQ · Arq, Inc. · Holdings
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Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Holder Concentration
Across 99 13F filersWho Holds ARQ
Last 8 quarters through Sep 30, 2026 (filing window open)Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.
Jun 30, 2026, the newest closed quarter: 98 filers, like-for-like change +5.8%; actively managed books +40.2%; index-like books -47.0%.
| Holder type | Share | Filers | Change |
|---|---|---|---|
| Registered adviser | 67.1% | 50 | +21.4% |
| Exempt adviser | 6.4% | 3 | +21.0% |
| Adviser | 0.9% | 3 | +0.4% |
| Bank | 4.1% | 9 | -44.0% |
| Broker-dealer | 0.0% | 1 | new |
| Benefit plan | 0.4% | 2 | -51.3% |
| Non-US | 0.1% | 2 | -10.3% |
| Holding company | 4.6% | 5 | -70.0% |
| Insurer | 0.0% | 0 | — |
| Unknown | 16.4% | 23 | +70.2% |
| Style | Share | Filers | Change |
|---|---|---|---|
| Index-like | 19.8% | 10 | -47.0% |
| Systematic-like | 12.7% | 13 | +72.1% |
| Concentrated | 4.4% | 15 | +80.2% |
| Diversified active | 63.2% | 60 | +33.2% |
| Not measured | 0.0% | 0 | — |
| Unknown | 0.0% | 0 | — |
| Turnover | Share | Filers | Change |
|---|---|---|---|
| Low turnover | 26.6% | 50 | -34.0% |
| Medium turnover | 38.9% | 18 | +43.5% |
| High turnover | 23.4% | 23 | +53.5% |
| Unknown | 11.0% | 7 | -6.6% |
| Not measured | 0.0% | 0 | — |
| Holding horizon | Share | Filers | Change |
|---|---|---|---|
| Short horizon | 14.8% | 14 | +2.2% |
| Medium horizon | 13.4% | 11 | -31.3% |
| Long horizon | 63.2% | 64 | +14.9% |
| Unknown | 8.7% | 9 | +53.5% |
| Not measured | 0.0% | 0 | — |
| 13F book size | Share | Filers | Change |
|---|---|---|---|
| Under $1B | 15.6% | 23 | +76.5% |
| $1B to $10B | 5.6% | 12 | +78.9% |
| $10B to $100B | 25.1% | 28 | +33.3% |
| $100B or more | 53.7% | 35 | -15.8% |
| Not measured | 0.0% | 0 | — |
| Client base | Share | Filers | Change |
|---|---|---|---|
| Individuals and high net worth | 4.4% | 23 | +100.8% |
| Pooled investment vehicles | 13.6% | 14 | +161.5% |
| Registered funds and BDCs | 28.8% | 7 | -13.2% |
| Pension and profit sharing plans | 0.1% | 1 | new |
| Governments and sovereign funds | 5.2% | 2 | -1.6% |
| Diversified | 15.0% | 3 | +60.3% |
| Insurance companies | 0.0% | 0 | -100.0% |
| Corporations | 0.0% | 0 | — |
| Other investment advisers | 0.0% | 0 | — |
| Unknown | 32.9% | 48 | -16.2% |
| Private funds | Share | Filers | Change |
|---|---|---|---|
| Hedge funds | 34.7% | 17 | +76.5% |
| Private equity funds | 0.5% | 3 | +310.9% |
| Venture capital funds | 0.0% | 1 | +77.6% |
| Real estate funds | 0.0% | 2 | +163.2% |
| Other private funds | 17.0% | 8 | -2.2% |
| Private funds, type not stated | 0.2% | 2 | new |
| No private funds | 21.0% | 20 | -9.7% |
| Mixed private funds | 0.0% | 0 | -100.0% |
| Securitized asset funds | 0.0% | 0 | — |
| Unknown | 26.5% | 45 | -22.0% |
| Location | Share | Filers | Change |
|---|---|---|---|
| United States | 87.1% | 85 | +1.0% |
| Outside the US | 12.9% | 13 | +55.0% |
The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.
How the mix is measured
Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.
Excluded 1 holder with no observed 2026-06-30 13F.
Conviction and Crowding
98 13F filers, quarter ended Jun 30, 2026Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.
Managers in the top fifth by current three-year FundScore alpha were net sellers of $3,969 (0 buying, 1 selling).
Estimated Holder Cost Basis
Quarter ended Jun 30, 2026, on that quarter's share basisEstimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.
Estimated cost covers 75.4% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.
Shared Holders
Companies ARQ's active holders also own, quarter ended Jun 30, 2026| # | Company | Shared holders |
|---|---|---|
| 1 | HOFT HOOKER FURNISHINGS Corp | 3 |
| 2 | BSET Bassett Furniture Industries Inc | 3 |
| 3 | STHO Star Holdings | 3 |
| 4 | SEER Seer, Inc. | 3 |
| 5 | AXR Amrep Corp. | 3 |
| 6 | SEG Seaport Entertainment Group Inc. | 3 |
| 7 | FULC Fulcrum Therapeutics, Inc. | 3 |
| 8 | JOUT Johnson Outdoors Inc | 3 |
| 9 | BCYC Bicycle Therapeutics PLC | 3 |
| 10 | PLRX Pliant Therapeutics, Inc. | 3 |
Shareholder Targets
13F filers that own its peers but not ARQ, quarter ended Jun 30, 2026Found through its holder-overlap peers: HOFT, BSET, STHO, SEER, AXR, SEG, FULC, JOUT, BCYC, PLRX, ENGN, LRCX, META, GOOGL, MU, AVGO, AMZN, AAPL, MSFT. 7,111 filers in all.
| # | Filer | In peers | Largest peers |
|---|---|---|---|
| 1 | VANGUARD PORTFOLIO MANAGEMENT LLC Registered adviser, Diversified active | $365,584,141,192 12 held | AAPL, GOOGL, MSFT |
| 2 | NORGES BANK Non-US, Index-like | $251,091,940,442 8 held | GOOGL, AAPL, MSFT |
| 3 | PRICE T ROWE ASSOCIATES INC /MD/ Registered adviser, Diversified active | $237,563,027,306 13 held | GOOGL, AAPL, MSFT |
| 4 | Capital World Investors Adviser, Diversified active | $194,111,803,035 8 held | AVGO, GOOGL, MU |
| 5 | Capital Research Global Investors Adviser, Diversified active | $190,836,537,865 8 held | AVGO, GOOGL, MSFT |
| 6 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Registered adviser, Index-like | $135,096,166,481 14 held | AAPL, GOOGL, MSFT |
| 7 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC Registered adviser, Diversified active | $123,451,496,218 13 held | AAPL, GOOGL, MSFT |
| 8 | Capital International Investors Adviser, Diversified active | $118,634,181,886 7 held | AVGO, GOOGL, MSFT |
| 9 | Legal & General Group Plc Unknown, Index-like | $118,388,122,998 11 held | AAPL, GOOGL, MSFT |
| 10 | Bank of New York Mellon Corp Bank, Index-like | $116,057,749,126 14 held | AAPL, GOOGL, MSFT |
Fund Ownership of ARQ by Fund Type
Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026Index funds and index ETFs hold 5.98% of shares outstanding.
| Fund type | Of shares outstanding | Shares |
|---|---|---|
| Index funds | 1.88% | 818,949 |
| Index ETFs | 4.11% | 1,794,400 |
| Active ETFs | 0.63% | 273,714 |
| Active funds | 3.45% | 1,504,918 |
| Unclassified | 0.29% | 125,665 |
| All registered funds | 10.35% | 4,517,646 |
How fund types are measured
Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Large ROYCE & ASSOCIATES LP Registered adviser | $4,750,048 | 12.25% | 1,862,764 | Shares | 2026-08-14 | |
| Mega AQR CAPITAL MANAGEMENT LLC Registered adviser | $4,625,989 | 11.93% | 1,814,114 | Shares | 2026-08-14 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC Registered adviser | $3,734,556 | 9.63% | 1,464,532 | Shares | 2026-08-13 | |
| Mega MARSHALL WACE, LLP Exempt adviser | $2,244,511 | 5.79% | 880,201 | Shares | 2026-08-13 | |
| Mega DIMENSIONAL FUND ADVISORS LP Registered adviser | $1,548,919 | 3.99% | 607,420 | Shares | 2026-08-11 | |
| Large RENAISSANCE TECHNOLOGIES LLC Registered adviser | $1,525,050 | 3.93% | 598,059 | Shares | 2026-08-13 | |
| Small Peapod Lane Capital LLC Registered adviser | $1,465,805 | 3.78% | 740,306 | Shares | 2026-10-22 | |
| Mega JANE STREET GROUP, LLC | $1,298,523 | 3.35% | 509,225 | Shares | 2026-08-14 | |
| Mega BlackRock, Inc. Holding company | $1,297,859 | 3.35% | 508,965 | Shares | 2026-08-07 | |
| Small DCF Advisers, LLC | $1,177,041 | 3.04% | 461,585 | Shares | 2026-08-10 | |
| Small Truffle Hound Capital, LLC Registered adviser | $1,071,000 | 2.76% | 420,000 | Shares | 2026-08-06 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC Registered adviser | $1,018,770 | 2.63% | 399,518 | Shares | 2026-08-12 | |
| Small Round Rock Advisors LLC Registered adviser | $966,396 | 2.49% | 378,979 | Shares | 2026-08-12 | |
| Mid RBF Capital, LLC | $943,500 | 2.43% | 370,000 | Shares | 2026-08-14 | |
| Mega D. E. Shaw & Co., Inc. | $914,121 | 2.36% | 358,479 | Shares | 2026-08-14 | |
| Mid GSA CAPITAL PARTNERS LLP Registered adviser | $886,635 | 2.29% | 347,700 | Shares | 2026-08-06 | |
| Large JACOBS LEVY EQUITY MANAGEMENT, INC Registered adviser | $838,919 | 2.16% | 328,988 | Shares | 2026-08-14 | |
| Large Marex Group plc | $665,162 | 1.72% | 260,848 | Shares | 2026-08-14 | |
| Mega TWO SIGMA INVESTMENTS, LP Registered adviser | $642,031 | 1.66% | 251,777 | Shares | 2026-08-14 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $590,299 | 1.52% | 231,490 | Shares | 2026-08-14 | |
| Mega VANGUARD FIDUCIARY TRUST CO | $538,305 | 1.39% | 211,100 | Shares | 2026-08-13 | |
| Large Connor, Clark & Lunn Investment Management Ltd. Registered adviser | $463,561 | 1.20% | 181,789 | Shares | 2026-08-13 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $416,161 | 1.07% | 163,201 | Shares | 2026-09-02 | |
| Small Rangeley Capital, LLC Registered adviser | $400,350 | 1.03% | 157,000 | Shares | 2026-08-14 | |
| Mega STATE STREET CORP Bank | $392,666 | 1.01% | 153,987 | Shares | 2026-09-22 | |
| Mega UBS Group AG Bank | $346,914 | 0.89% | 136,045 | Shares | 2026-08-13 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $307,019 | 0.79% | 120,400 | Shares | 2026-08-14 | |
| Mega Qube Research & Technologies Ltd Exempt adviser | $237,170 | 0.61% | 93,008 | Shares | 2026-08-14 | |
| Mega NORTHERN TRUST CORP Bank | $198,358 | 0.51% | 77,788 | Shares | 2026-08-13 | |
| Large Corient Private Wealth LLC Registered adviser | $197,688 | 0.51% | 77,525 | Shares | 2026-08-27 | |
| Mega AMERIPRISE FINANCIAL INC Adviser | $193,279 | 0.50% | 75,796 | Shares | 2026-08-14 | |
| Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC Registered adviser | $190,689 | 0.49% | 74,780 | Shares | 2026-08-14 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $185,130 | 0.48% | 72,600 | Call | 2026-09-02 | |
| Mega MORGAN STANLEY Holding company | $181,438 | 0.47% | 71,153 | Shares | 2026-08-13 | |
| Large Man Group plc | $150,332 | 0.39% | 58,954 | Shares | 2026-08-14 | |
| Large Point72 Asset Management, L.P. Registered adviser | $146,834 | 0.38% | 57,582 | Shares | 2026-08-14 | |
| Large Mariner, LLC Registered adviser | $142,065 | 0.37% | 55,712 | Shares | 2026-08-13 | |
| Large GABELLI FUNDS LLC Registered adviser | $132,600 | 0.34% | 52,000 | Shares | 2026-08-12 | |
| Mega AMERICAN CENTURY COMPANIES INC | $127,675 | 0.33% | 50,069 | Shares | 2026-08-12 | |
| Large PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO Benefit plan | $107,931 | 0.28% | 42,326 | Shares | 2026-08-17 | |
| Large IEQ CAPITAL, LLC Registered adviser | $97,812 | 0.25% | 38,358 | Shares | 2026-08-11 | |
| Mega Invesco Ltd. Adviser | $97,236 | 0.25% | 38,132 | Shares | 2026-08-14 | |
| Mega JPMORGAN CHASE & CO Bank | $95,940 | 0.25% | 37,624 | Shares | 2026-08-12 | |
| Large MERCER GLOBAL ADVISORS INC /ADV Registered adviser | $95,321 | 0.25% | 37,381 | Shares | 2026-08-19 | |
| Mega FRANKLIN RESOURCES INC Adviser | $78,254 | 0.20% | 30,688 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $75,500 | 0.19% | 29,608 | Shares | 2026-08-14 | |
| Large ACADIAN ASSET MANAGEMENT LLC | $72,047 | 0.19% | 28,254 | Shares | 2026-08-13 | |
| Mid XTX Topco Ltd | $64,892 | 0.17% | 25,448 | Shares | 2026-08-14 | |
| Large Walleye Capital LLC Registered adviser | $61,766 | 0.16% | 24,222 | Shares | 2026-08-03 | |
| Large Centiva Capital, LP Registered adviser | $53,940 | 0.14% | 21,153 | Shares | 2026-08-13 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $48,488 | 0.13% | 19,015 | Shares | 2026-08-14 | |
| Small Dynamic Technology Lab Private Ltd Exempt adviser | $47,376 | 0.12% | 18,579 | Shares | 2026-08-13 | |
| Small Scientech Research LLC | $44,693 | 0.12% | 17,527 | Shares | 2026-08-14 | |
| Small Integrity Advisory Solutions, LLC Registered adviser | $43,033 | 0.11% | 21,734 | Shares | 2026-10-29 | |
| Mega RHUMBLINE ADVISERS Registered adviser | $39,129 | 0.10% | 15,345 | Shares | 2026-08-12 | |
| Mid SIMPLEX TRADING, LLC | $38,260 | 0.10% | 15,004 | Shares | 2026-08-12 | |
| Large STATE OF WISCONSIN INVESTMENT BOARD Benefit plan | $36,694 | 0.09% | 14,390 | Shares | 2026-08-14 | |
| Mega Vanguard Global Advisers, LLC Registered adviser | $35,462 | 0.09% | 13,907 | Shares | 2026-08-13 | |
| Large Schonfeld Strategic Advisors LLC Registered adviser | $34,282 | 0.09% | 13,444 | Shares | 2026-08-14 | |
| Small AXQ CAPITAL, LP Registered adviser | $30,186 | 0.08% | 11,838 | Shares | 2026-08-06 | |
| Large Cerity Partners LLC Registered adviser | $30,104 | 0.08% | 11,806 | Shares | 2026-08-14 | |
| Large CAPTRUST FINANCIAL ADVISORS Registered adviser | $29,768 | 0.08% | 11,674 | Shares | 2026-08-13 | |
| Mid BOOTHBAY FUND MANAGEMENT, LLC Registered adviser | $28,162 | 0.07% | 11,044 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA Non-US | $27,853 | 0.07% | 10,923 | Shares | 2026-08-13 | |
| Mega Creative Planning Registered adviser | $27,448 | 0.07% | 13,863 | Shares | 2026-11-02 | |
| Large WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | $23,423 | 0.06% | 11,830 | Shares | 2026-10-13 | |
| Small Mraz, Amerine & Associates, Inc. Registered adviser | $22,374 | 0.06% | 11,300 | Shares | 2026-10-30 | |
| Mega FMR LLC Holding company | $21,856 | 0.06% | 8,571 | Shares | 2026-08-13 | |
| Micro Firsthand Capital Management, Inc. Registered adviser | $17,340 | 0.04% | 6,800 | Shares | 2026-08-14 | |
| Mid GROUP ONE TRADING LLC Broker-dealer | $16,873 | 0.04% | 6,617 | Shares | 2026-08-14 | |
| Small Morse Asset Management, Inc | $14,535 | 0.04% | 5,700 | Shares | 2026-08-13 | |
| Large Arax Advisory Partners Registered adviser | $13,285 | 0.03% | 5,210 | Shares | 2026-08-10 | |
| Large Rockefeller Capital Management L.P. Registered adviser | $11,908 | 0.03% | 4,670 | Shares | 2026-08-13 | |
| Mega Russell Investments Group, Ltd. | $8,361 | 0.02% | 3,279 | Shares | 2026-08-06 | |
| Large Allworth Financial LP | $6,403 | 0.02% | 2,511 | Shares | 2026-08-11 | |
| Mega BARCLAYS PLC Bank | $5,513 | 0.01% | 2,162 | Shares | 2026-08-14 | |
| Mid EverSource Wealth Advisors, LLC Registered adviser | $4,618 | 0.01% | 1,812 | Shares | 2026-07-24 | |
| Small McMillan Office, Inc. Registered adviser | $3,544 | 0.01% | 1,390 | Shares | 2026-08-13 | |
| Mid SBI Securities Co., Ltd. Non-US | $3,158 | 0.01% | 1,595 | Shares | 2026-10-22 | |
| Mega NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $3,019 | 0.01% | 1,184 | Shares | 2026-08-12 | |
| Large OSAIC HOLDINGS, INC. Holding company | $2,682 | 0.01% | 1,052 | Shares | 2026-08-14 | |
| Small Essential Partners LLC Registered adviser | $1,045 | 0.00% | 528 | Shares | 2026-10-14 | |
| Mid ROTHSCHILD INVESTMENT LLC Registered adviser | $647 | 0.00% | 254 | Shares | 2026-08-06 | |
| Small Avion Wealth | $494 | 0.00% | 194 | Shares | 2026-07-31 | |
| Mega PNC FINANCIAL SERVICES GROUP, INC. Bank | $436 | 0.00% | 171 | Shares | 2026-08-07 | |
| Small Basecamp Wealth Advisors LLC Registered adviser | $364 | 0.00% | 143 | Shares | 2026-08-14 | |
| Large Clearstead Advisors, LLC Registered adviser | $346 | 0.00% | 136 | Shares | 2026-08-06 | |
| Mega ROYAL BANK OF CANADA Bank | $346 | 0.00% | 136 | Shares | 2026-08-14 | |
| Mid IFP Advisors, Inc Registered adviser | $328 | 0.00% | 166 | Shares | 2026-10-16 | |
| Small SJS Investment Consulting Inc. Registered adviser | $178 | 0.00% | 90 | Shares | 2026-10-26 | |
| Mid Provenance Wealth Advisors, LLC Registered adviser | $164 | 0.00% | 83 | Shares | 2026-10-30 | |
| Large Farther Finance Advisors, LLC Registered adviser | $138 | 0.00% | 70 | Shares | 2026-10-08 | |
| Small True Wealth Design, LLC Registered adviser | $49 | 0.00% | 25 | Shares | 2026-10-13 | |
| Mid Caitong International Asset Management Co., Ltd | $35 | 0.00% | 18 | Shares | 2026-10-29 | |
| Small JPL Wealth Management, LLC Registered adviser | $15 | 0.00% | 6 | Shares | 2026-08-14 | |
| Mid Root Financial Partners, LLC Registered adviser | $11 | 0.00% | 6 | Shares | 2026-10-21 | |
| Mid State of Alaska, Department of Revenue | $7 | 0.00% | 3,998 | Shares | 2026-10-15 | |
| Mega CITIGROUP INC Bank | $2 | 0.00% | 1 | Shares | 2026-08-03 | |
| Mega WELLS FARGO & COMPANY/MN Bank | $1 | 0.00% | 0 | Shares | 2026-08-14 |