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, Q4 2025
Institutional positions in Arq, Inc. as of Dec 31, 2025. 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
- 103
- +9 vs. Q3 2025
- Shares held
- 15.9M
- −1.58M (−9.0%) vs. Q3 2025
- Total value
- $51.9M
- −$73.0M (−58.4%) vs. Q3 2025
- New holders
- 27
- 33 more added
- Sold out
- 18
- 26 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Arq, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| AIGH Capital Management LLC | 2,273,092 | $7.43M | 2.20% | −306,394−11.9% | Reduced |
| BlackRock, Inc. | 2,045,938 | $6.69M | 0.00% | +38,506+1.9% | Added |
| Vanguard Group Inc | 1,830,017 | $5.98M | 0.00% | +94,744+5.5% | Added |
| Royce & Associates LP | 1,458,444 | $4.77M | 0.05% | +85,000+6.2% | Added |
| Dimensional Fund Advisors LP | 919,640 | $3.01M | 0.00% | +62,988+7.4% | Added |
| Alta Fundamental Advisers LLC | 781,088 | $2.55M | 1.20% | −65,206−7.7% | Reduced |
| Geode Capital Management, LLC | 778,142 | $2.54M | 0.00% | +3,505+0.5% | Added |
| State Street Corp | 561,888 | $1.84M | 0.00% | +5,413+1.0% | Added |
| Marshall Wace, LLP | 444,207 | $1.45M | 0.00% | +444,207 | New |
| Renaissance Technologies LLC | 412,299 | $1.35M | 0.00% | +341,918+485.8% | Added |
| Morgan Stanley | 362,538 | $1.19M | 0.00% | +67,042+22.7% | Added |
| AQR Capital Management LLC | 299,787 | $980.3K | 0.00% | +299,787 | New |
| Jacobs Levy Equity Management, Inc | 262,330 | $857.8K | 0.00% | +262,330 | New |
| DCF Advisers, LLC | 260,570 | $852.1K | 0.28% | +148,576+132.7% | Added |
| Peapod Lane Capital LLC | 228,564 | $747.4K | 0.64% | +228,564 | New |
| Northern Trust Corp | 200,769 | $656.5K | 0.00% | −36,552−15.4% | Reduced |
| Marex Group plc | 190,000 | $621.3K | 0.01% | −60,000−24.0% | Reduced |
| Gsa Capital Partners LLP | 161,836 | $529.0K | 0.05% | +161,836 | New |
| Gratia Capital, LLC | 155,000 | $506.9K | 0.45% | −287,020−64.9% | Reduced |
| Goldman Sachs Group Inc | 129,537 | $423.6K | 0.00% | +27,527+27.0% | Added |
| Lazard Asset Management LLC | 110,783 | $362.3K | 0.00% | +110,783 | New |
| Charles Schwab Investment Management Inc | 99,993 | $327.0K | 0.00% | +11,177+12.6% | Added |
| American Century Companies Inc | 84,356 | $275.8K | 0.00% | +3,884+4.8% | Added |
| Millennium Management LLC | 80,093 | $261.9K | 0.00% | −51,771−39.3% | Reduced |
| Bank of America Corp | 79,604 | $260.3K | 0.00% | +8,455+11.9% | Added |
| XTX Topco Ltd | 76,843 | $251.3K | 0.01% | +76,843 | New |
| Perritt Capital Management Inc | 75,000 | $245.3K | 0.41% | 00.0% | Unchanged |
| Sentinus, LLC | 75,000 | $245.3K | 0.02% | +75,000 | New |
| Bridgeway Capital Management, LLC | 74,780 | $244.5K | 0.01% | +10,000+15.4% | Added |
| Jane Street Group, LLC | 74,224 | $242.7K | 0.00% | −32,580−30.5% | Reduced |
| Bank of New York Mellon Corp | 73,079 | $239.0K | 0.00% | −83,912−53.5% | Reduced |
| UBS Group AG | 67,997 | $222.3K | 0.00% | −99,286−59.4% | Reduced |
| Citadel Advisors LLC | 63,401 | $207.3K | 0.00% | −139,291−68.7% | Reduced |
| Point72 Asset Management, L.P. | 61,032 | $199.6K | 0.00% | +61,032 | New |
| Susquehanna International Group, LLP | 57,888 | $189.3K | 0.00% | +18,431+46.7% | Added |
| BNP Paribas Arbitrage, SA | 57,809 | $189.0K | 0.00% | +4,024+7.5% | Added |
| Ameriprise Financial Inc | 55,654 | $182.0K | 0.00% | +55,654 | New |
| Gabelli Funds LLC | 52,000 | $170.0K | 0.00% | +2,000+4.0% | Added |
| D. E. Shaw & Co., Inc. | 50,166 | $164.0K | 0.00% | +50,166 | New |
| Barclays PLC | 49,829 | $162.9K | 0.00% | +5,319+12.0% | Added |
| Wells Fargo & Company | 44,877 | $146.7K | 0.00% | +9,425+26.6% | Added |
| 1492 Capital Management LLC | 44,306 | $144.9K | 0.06% | −614,704−93.3% | Reduced |
| Public Employees Retirement System of Ohio | 42,326 | $138.4K | 0.00% | +42,326 | New |
| JPMorgan Chase & Co | 41,892 | $137.0K | 0.00% | −56,179−57.3% | Reduced |
| Rhumbline Advisers | 41,341 | $135.2K | 0.00% | −3,096−7.0% | Reduced |
| Nuveen, LLC | 33,406 | $109.2K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 33,129 | $108.3K | 0.00% | +33,129 | New |
| Franklin Resources Inc | 32,281 | $105.6K | 0.00% | −528,508−94.2% | Reduced |
| Invesco Ltd. | 28,736 | $94.0K | 0.00% | +9,832+52.0% | Added |
| Los Angeles Capital Management LLC | 11,325 | $75.7K | 0.00% | +11,325 | New |
| State of Wisconsin Investment Board | 22,965 | $75.1K | 0.00% | +22,965 | New |
| Jain Global LLC | 22,800 | $74.6K | 0.00% | +22,800 | New |
| Citigroup Inc | 22,002 | $71.9K | 0.00% | −14,643−40.0% | Reduced |
| Algert Global LLC | 20,170 | $66.0K | 0.00% | +8,490+72.7% | Added |
| Price T Rowe Associates Inc | 16,868 | $56.0K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 17,113 | $56.0K | 0.00% | −149,309−89.7% | Reduced |
| SEI Investments Co | 15,877 | $51.9K | 0.00% | +15,877 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 15,312 | $50.1K | 0.00% | +484+3.3% | Added |
| Dynamic Technology Lab Private Ltd | 14,337 | $47.0K | 0.01% | +14,337 | New |
| Intech Investment Management LLC | 13,805 | $45.1K | 0.00% | −2,587−15.8% | Reduced |
| Oxford Asset Management LLP | 13,680 | $44.7K | 0.02% | +13,680 | New |
| Avanza Fonder AB | 13,419 | $43.9K | 0.00% | −16,269−54.8% | Reduced |
| Alliancebernstein L.P. | 12,700 | $41.5K | 0.00% | 00.0% | Unchanged |
| Murphy Pohlad Asset Management LLC | 11,600 | $37.9K | 0.01% | +1,000+9.4% | Added |
| HRT Financial LP | 11,502 | $37.0K | 0.00% | +11,502 | New |
| Mraz, Amerine & Associates, Inc. | 11,300 | $37.0K | 0.01% | 00.0% | Unchanged |
| Verition Fund Management LLC | 11,004 | $36.0K | 0.00% | −14,518−56.9% | Reduced |
| Manufacturers Life Insurance Company, The | 10,149 | $33.2K | 0.00% | −558−5.2% | Reduced |
| Firsthand Capital Management, Inc. | 6,800 | $22.2K | 0.04% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 5,528 | $18.1K | 0.00% | −5,208−48.5% | Reduced |
| Royal Bank of Canada | 4,844 | $16.0K | 0.00% | +2,570+113.0% | Added |
| Rockefeller Capital Management L.P. | 4,670 | $15.3K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,430 | $14.5K | 0.00% | +2,198+98.5% | Added |
| State of Alaska, Department of Revenue | 3,998 | $13.0K | 0.00% | +3,998 | New |
| FMR LLC | 3,071 | $10.0K | 0.00% | +1,167+61.3% | Added |
| CWM, LLC | 2,959 | $10.0K | 0.00% | +2,508+556.1% | Added |
| Legal & General Group Plc | 2,872 | $9.39K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 2,621 | $8.57K | 0.00% | −628−19.3% | Reduced |
| Ameritas Investment Partners, Inc. | 2,422 | $7.92K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 2,311 | $7.56K | 0.00% | +2,311 | New |
| California State Teachers Retirement System | 1,965 | $6.43K | 0.00% | −105−5.1% | Reduced |
| SBI Securities Co., Ltd. | 1,846 | $6.04K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,844 | $6.03K | 0.00% | −339−15.5% | Reduced |
| New York State Common Retirement Fund | 1,400 | $4.58K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 1,400 | $4.58K | 0.00% | 00.0% | Unchanged |
| McMillan Office, Inc. | 1,390 | $4.54K | 0.00% | +1,390 | New |
| Northwestern Mutual Wealth Management Co | 1,184 | $3.87K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 1,005 | $3.00K | 0.00% | +150+17.5% | Added |
| SRS Capital Advisors, Inc. | 800 | $2.62K | 0.00% | +586+273.8% | Added |
| Advisor Group Holdings, Inc. | 770 | $2.52K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 544 | $1.78K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 467 | $1.53K | 0.00% | +467 | New |
| Allworth Financial LP | 425 | $1.39K | 0.00% | +25+6.3% | Added |
| IFP Advisors, Inc | 165 | $540 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 151 | $494 | 0.00% | +87+135.9% | Added |
| EverSource Wealth Advisors, LLC | 118 | $386 | 0.00% | +101+594.1% | Added |
| Rothschild Investment LLC | 101 | $330 | 0.00% | −9−8.2% | Reduced |
| SJS Investment Consulting Inc. | 64 | $210 | 0.00% | +64 | New |
| MAI Capital Management | 63 | $207 | 0.00% | +63 | New |
| The PNC Financial Services Group, Inc. | 23 | $75 | 0.00% | +15+187.5% | Added |