Arq, Inc.
ARQ- Exchange
- Nasdaq
- Industry
- Miscellaneous Chemical Products
- SEC CIK
- 0001515156
In the last 90 days, Arq, Inc. insiders filed 3 open-market purchases and 0 sales; 99 institutions reported holding it in 13F filings for Q2 2026, worth $39.5M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Arq, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 96
- −5 vs. Q4 2025
- Shares held
- 14.7M
- +710.4K (+5.1%) vs. Q4 2025
- Total value
- $37.6M
- −$8.14M (−17.8%) vs. Q4 2025
- New holders
- 17
- 36 more added
- Sold out
- 22
- 24 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 99 | $39.5M |
| Q1 2026 | 96 | $37.6M |
| Q4 2025 | 103 | $51.9M |
| Q3 2025 | 95 | $128.1M |
| Q2 2025 | 83 | $88.4M |
| Q1 2025 | 90 | $70.1M |
| Q4 2024 | 93 | $126.8M |
| Q3 2024 | 87 | $94.7M |
| Q2 2024 | 73 | $70.7M |
| Q1 2024 | 58 | $45.2M |
| Q4 2023 | 46 | $18.3M |
| Q3 2023 | 39 | $10.6M |
| Q2 2023 | 36 | $10.5M |
| Q1 2023 | 38 | $11.7M |
| Q4 2022 | 44 | $15.5M |
| Q3 2022 | 50 | $18.4M |
| Q2 2022 | 57 | $33.5M |
| Q1 2022 | 67 | $48.4M |
| Q4 2021 | 68 | $55.3M |
| Q3 2021 | 65 | $52.6M |
| Q2 2021 | 76 | $69.3M |
| Q1 2021 | 66 | $63.1M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Arq, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 2,097,522 | $5.37M | 0.00% | +51,584+2.5% | Added |
| Royce & Associates LP | 1,748,444 | $4.48M | 0.04% | +290,000+19.9% | Added |
| Vanguard Capital Management LLC | 1,431,450 | $3.66M | 0.00% | +1,431,450 | New |
| AQR Capital Management LLC | 1,085,710 | $2.78M | 0.00% | +785,923+262.2% | Added |
| Marshall Wace, LLP | 809,705 | $2.07M | 0.00% | +365,498+82.3% | Added |
| Geode Capital Management, LLC | 801,231 | $2.05M | 0.00% | +23,089+3.0% | Added |
| Peapod Lane Capital LLC | 775,349 | $1.97M | 1.62% | +546,785+239.2% | Added |
| Dimensional Fund Advisors LP | 762,190 | $1.95M | 0.00% | −157,450−17.1% | Reduced |
| State Street Corp | 564,598 | $1.45M | 0.00% | +2,710+0.5% | Added |
| Renaissance Technologies LLC | 410,570 | $1.05M | 0.00% | −1,729−0.4% | Reduced |
| Jacobs Levy Equity Management, Inc | 351,188 | $899.0K | 0.00% | +88,858+33.9% | Added |
| DCF Advisers, LLC | 327,803 | $839.2K | 0.32% | +67,233+25.8% | Added |
| Gsa Capital Partners LLP | 289,158 | $740.0K | 0.05% | +127,322+78.7% | Added |
| D. E. Shaw & Co., Inc. | 281,828 | $721.5K | 0.00% | +231,662+461.8% | Added |
| Northern Trust Corp | 228,356 | $584.6K | 0.00% | +27,587+13.7% | Added |
| Bank of America Corp | 203,770 | $521.7K | 0.00% | +124,166+156.0% | Added |
| Vanguard Fiduciary Trust Co | 203,537 | $521.1K | 0.00% | +203,537 | New |
| Round Rock Advisors, LLC | 190,708 | $488.2K | 0.07% | +190,708 | New |
| Jane Street Group, LLC | 189,890 | $486.1K | 0.00% | +115,666+155.8% | Added |
| Vanguard Portfolio Management LLC | 184,246 | $471.7K | 0.00% | +184,246 | New |
| Goldman Sachs Group Inc | 140,926 | $360.8K | 0.00% | +11,389+8.8% | Added |
| Susquehanna International Group, LLP | 133,045 | $340.6K | 0.00% | +75,157+129.8% | Added |
| Morgan Stanley | 116,028 | $297.0K | 0.00% | −246,510−68.0% | Reduced |
| CI Private Wealth, LLC | 77,500 | $198.4K | 0.00% | +77,500 | New |
| Ameriprise Financial Inc | 75,796 | $194.0K | 0.00% | +20,142+36.2% | Added |
| Bridgeway Capital Management, LLC | 74,780 | $191.4K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 73,079 | $187.1K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 72,660 | $186.0K | 0.00% | −4,183−5.4% | Reduced |
| STRS Ohio | 72,400 | $185.3K | 0.00% | +71,000+5,071.4% | Added |
| Charles Schwab Investment Management Inc | 69,775 | $178.6K | 0.00% | −30,218−30.2% | Reduced |
| American Century Companies Inc | 65,117 | $166.7K | 0.00% | −19,239−22.8% | Reduced |
| Marex Group plc | 60,000 | $153.6K | 0.00% | −130,000−68.4% | Reduced |
| Gabelli Funds LLC | 52,000 | $133.1K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 45,519 | $116.5K | 0.00% | −34,574−43.2% | Reduced |
| Public Employees Retirement System of Ohio | 42,326 | $108.4K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 41,196 | $105.5K | 0.00% | −145−0.4% | Reduced |
| Invesco Ltd. | 37,738 | $96.6K | 0.00% | +9,002+31.3% | Added |
| Scientech Research LLC | 34,628 | $88.6K | 0.07% | +34,628 | New |
| Nuveen, LLC | 33,406 | $85.5K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 30,543 | $78.2K | 0.00% | −1,738−5.4% | Reduced |
| Two Sigma Investments, LP | 28,700 | $73.5K | 0.00% | +28,700 | New |
| Wells Fargo & Company | 22,592 | $57.8K | 0.00% | −22,285−49.7% | Reduced |
| Simplex Trading, LLC | 21,981 | $56.3K | 0.00% | +19,670+851.1% | Added |
| Mariner, LLC | 19,214 | $49.2K | 0.00% | +19,214 | New |
| Schonfeld Strategic Advisors LLC | 19,128 | $49.0K | 0.00% | +19,128 | New |
| Mercer Global Advisors Inc | 18,814 | $48.2K | 0.00% | +18,814 | New |
| Price T Rowe Associates Inc | 16,868 | $44.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 17,560 | $43.7K | 0.00% | −24,332−58.1% | Reduced |
| Alliancebernstein L.P. | 12,700 | $41.5K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 16,034 | $41.0K | 0.00% | +13,075+441.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 15,686 | $40.2K | 0.00% | +374+2.4% | Added |
| Vanguard Global Advisers, LLC | 13,907 | $35.6K | 0.00% | +13,907 | New |
| UBS Group AG | 12,949 | $33.1K | 0.00% | −55,048−81.0% | Reduced |
| BNP Paribas Arbitrage, SA | 12,357 | $31.6K | 0.00% | −45,452−78.6% | Reduced |
| Two Sigma Securities, LLC | 11,601 | $29.7K | 0.00% | +11,601 | New |
| Murphy Pohlad Asset Management LLC | 11,600 | $29.7K | 0.01% | 00.0% | Unchanged |
| Mraz, Amerine & Associates, Inc. | 11,300 | $28.9K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 10,771 | $26.6K | 0.00% | +10,771 | New |
| Oxford Asset Management LLP | 10,096 | $25.8K | 0.01% | −3,584−26.2% | Reduced |
| FMR LLC | 8,314 | $21.3K | 0.00% | +5,243+170.7% | Added |
| Avanza Fonder AB | 7,667 | $19.6K | 0.00% | −5,752−42.9% | Reduced |
| Firsthand Capital Management, Inc. | 6,800 | $17.4K | 0.04% | 00.0% | Unchanged |
| Royal Bank of Canada | 6,273 | $16.0K | 0.00% | +1,429+29.5% | Added |
| Barclays PLC | 5,869 | $15.0K | 0.00% | −43,960−88.2% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 5,528 | $14.2K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 5,434 | $13.9K | 0.00% | +5,411+23,526.1% | Added |
| Tower Research Capital LLC (TRC) | 5,257 | $13.5K | 0.00% | +827+18.7% | Added |
| Rockefeller Capital Management L.P. | 4,670 | $12.0K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 3,998 | $10.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,872 | $7.35K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 2,840 | $7.27K | 0.00% | +219+8.4% | Added |
| Ameritas Investment Partners, Inc. | 2,422 | $6.20K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,731 | $4.43K | 0.00% | −234−11.9% | Reduced |
| SBI Securities Co., Ltd. | 1,596 | $4.09K | 0.00% | −250−13.5% | Reduced |
| Citigroup Inc | 1,486 | $3.81K | 0.00% | −20,516−93.2% | Reduced |
| New York State Common Retirement Fund | 1,400 | $3.58K | 0.00% | 00.0% | Unchanged |
| McMillan Office, Inc. | 1,390 | $3.56K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 1,184 | $3.03K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 1,147 | $2.94K | 0.00% | +1,084+1,720.6% | Added |
| Sterling Capital Management LLC | 1,059 | $2.71K | 0.00% | −785−42.6% | Reduced |
| SRS Capital Advisors, Inc. | 913 | $2.34K | 0.00% | +113+14.1% | Added |
| Allworth Financial LP | 844 | $2.16K | 0.00% | +419+98.6% | Added |
| EverSource Wealth Advisors, LLC | 608 | $1.56K | 0.00% | +490+415.3% | Added |
| Advisor Group Holdings, Inc. | 570 | $1.46K | 0.00% | −200−26.0% | Reduced |
| Optiver Holding B.V. | 320 | $819 | 0.00% | −224−41.2% | Reduced |
| Farther Finance Advisors, LLC | 323 | $762 | 0.00% | −144−30.8% | Reduced |
| Wealth Preservation Advisors, LLC | 239 | $612 | 0.00% | +239 | New |
| Essential Partners LLC | 210 | $538 | 0.00% | +59+39.1% | Added |
| IFP Advisors, Inc | 169 | $433 | 0.00% | +4+2.4% | Added |
| Rothschild Investment LLC | 143 | $366 | 0.00% | +42+41.6% | Added |
| SJS Investment Consulting Inc. | 119 | $305 | 0.00% | +55+85.9% | Added |
| Basecamp Wealth Advisors LLC | 69 | $177 | 0.00% | +69 | New |
| Root Financial Partners, LLC | 64 | $164 | 0.00% | +64 | New |
| True Wealth Design, LLC | 12 | $31 | 0.00% | +4+50.0% | Added |
| JPL Wealth Management, LLC | 2 | $6 | 0.00% | +2 | New |
| Acadian Asset Management LLC | 10 | $0 | 0.00% | 00.0% | Unchanged |
| AIGH Capital Management LLC | 0 | $0 | 0.00% | −2,273,092−100.0% | Sold out |
| Alta Fundamental Advisers LLC | 0 | $0 | 0.00% | −781,088−100.0% | Sold out |
| Gratia Capital, LLC | 0 | $0 | 0.00% | −155,000−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −110,783−100.0% | Sold out |