ArqARQ
13F holders, Q2 2026 (June 30)98holders +2
26new positions
22sold out
6famous investors
$2.55avg. 13F price*
At the end of Q2 2026, 98 institutions reported holding Arq Inc. (ARQ) in their 13F filings, up 2 from Q1 2026. 26 opened new positions and 22 sold out. The largest holders were Royce & Associates LP ($4.8M), AQR Capital Management ($4.6M) and Vanguard Capital Management LLC ($3.7M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Arq Inc.
- CUSIP
- 00770C101
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 26 | $4.7M |
| Exits | 22 | $1.4M |
All 13F filers, Q1 2026 → Q2 2026: 4,459,455 shares bought and 3,613,558 shares sold, net +845,897 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 98 holders
| Royce & Associates LP | 0.04% | Add +6.5% | 1,862,764 | $4.8M |
| AQR Capital Management | 0.00% | Add +67.1% | 1,814,114 | $4.6M |
| Vanguard Capital Management LLC | 0.00% | Add +2.3% | 1,464,532 | $3.7M |
| Marshall Wace, LLP | 0.00% | Add +8.7% | 880,201 | $2.2M |
| Peapod Lane Capital LLC | 1.36% | Add +1.6% | 787,880 | $2.0M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -20.3% | 607,420 | $1.5M |
| Renaissance Technologies | 0.00% | Add +45.7% | 598,059 | $1.5M |
| Jane Street Group, LLC | 0.00% | Add +168.2% | 509,225 | $1.3M |
| BlackRock, Inc. | 0.00% | Reduce -75.7% | 508,965 | $1.3M |
| DCF Advisers, LLC | 0.31% | Add +40.8% | 461,585 | $1.2M |
| Truffle Hound Capital, LLC | 0.68% | New | 420,000 | $1.1M |
| Geode Capital Management, LLC | 0.00% | Reduce -50.1% | 399,518 | $1.0M |
| Round Rock Advisors LLC | 0.12% | Add +98.7% | 378,979 | $966K |
| RBF Capital, LLC | 0.04% | New | 370,000 | $944K |
| D. E. Shaw & Co. | 0.00% | Add +27.2% | 358,479 | $914K |
| Gsa Capital Partners LLP | 0.06% | Add +20.3% | 347,700 | $887K |
| Jacobs Levy Equity Management, Inc. | 0.00% | Reduce -6.3% | 328,988 | $839K |
| Marex Group Ltd | 0.00% | Add +334.8% | 260,848 | $665K |
| Two Sigma Investments, LP | 0.00% | Add +777.3% | 251,777 | $642K |
| Bank of America Corp. | 0.00% | Add +13.6% | 231,490 | $590K |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +3.7% | 211,100 | $538K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | New | 181,789 | $464K |
| Citadel Advisors | 0.00% | New | 163,201 | $416K |
| Rangeley Capital, LLC | 0.39% | New | 157,000 | $400K |
| State Street Corp. | 0.00% | Reduce -72.7% | 153,987 | $393K |
| UBS Group AG | 0.00% | Add +950.6% | 136,045 | $347K |
| Goldman Sachs Group Inc. | 0.00% | Reduce -14.6% | 120,400 | $307K |
| Marquette Asset Management, LLC | 0.04% | New | 106,741 | $272K |
| Qube Research & Technologies Ltd | 0.00% | New | 93,008 | $237K |
| Northern Trust Corp. | 0.00% | Reduce -65.9% | 77,788 | $198K |
| Corient Private Wealth LP | 0.00% | Add +0.0% | 77,525 | $198K |
| Ameriprise Financial Inc. | 0.00% | No change | 75,796 | $193K |
| Bridgeway Capital Management, LLC | 0.00% | No change | 74,780 | $191K |
| Morgan Stanley | 0.00% | Reduce -38.7% | 71,153 | $181K |
| Man Group plc | 0.00% | New | 58,954 | $150K |
| Point72 Asset Management | 0.00% | New | 57,582 | $147K |
| Mariner, LLC | 0.00% | Add +190.0% | 55,712 | $142K |
| Gabelli Funds LLC | 0.00% | No change | 52,000 | $133K |
| American Century Companies Inc. | 0.00% | Reduce -23.1% | 50,069 | $128K |
| Public Employees Retirement System of Ohio | 0.00% | No change | 42,326 | $108K |
| Ieq Capital, LLC | 0.00% | New | 38,358 | $98K |
| Invesco Ltd. | 0.00% | Add +1.0% | 38,132 | $97K |
| Mercer Global Advisors Inc. | 0.00% | Add +98.7% | 37,381 | $95K |
| JPMorgan Chase & Co. | 0.00% | Add +114.3% | 37,624 | $94K |
| Franklin Resources Inc. | 0.00% | Add +0.5% | 30,688 | $78K |
| Susquehanna International Group, LLP | 0.00% | Reduce -77.8% | 29,608 | $76K |
| Acadian Asset Management LLC | 0.00% | Add +282440.0% | 28,254 | $71K |
| XTX Topco Ltd | 0.00% | Reduce -65.0% | 25,448 | $65K |
| Walleye Capital LLC | 0.00% | New | 24,222 | $62K |
| Creative Planning | 0.00% | New | 23,104 | $59K |
| Integrity Advisory Solutions, LLC | 0.01% | New | 21,734 | $55K |
| Centiva Capital, LP | 0.00% | New | 21,153 | $54K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Add +112.7% | 22,910 | $53K |
| Millennium Management | 0.00% | Reduce -58.2% | 19,015 | $48K |
| Dynamic Technology Lab Private Ltd | 0.01% | New | 18,579 | $47K |
| Scientech Research LLC | 0.04% | Reduce -49.4% | 17,527 | $45K |
| Rhumbline Advisers | 0.00% | Reduce -62.8% | 15,345 | $39K |
| Simplex Trading, LLC | 0.00% | Reduce -31.7% | 15,004 | $38K |
| State of Wisconsin Investment Board | 0.00% | New | 14,390 | $37K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 13,907 | $35K |
| Schonfeld Strategic Advisors LLC | 0.00% | Reduce -29.7% | 13,444 | $34K |
| Axq Capital, LP | 0.00% | New | 11,838 | $30K |
| Cerity Partners LLC | 0.00% | New | 11,806 | $30K |
| Captrust Financial Advisors | 0.00% | New | 11,674 | $30K |
| Mraz, Amerine & Associates, Inc. | 0.00% | No change | 11,300 | $29K |
| Boothbay Fund Management, LLC | 0.00% | New | 11,044 | $28K |
| BNP Paribas Financial Markets | 0.00% | Reduce -11.6% | 10,923 | $28K |
| Murphy Pohlad Asset Management LLC | 0.01% | Reduce -13.8% | 10,000 | $26K |
| FMR LLC | 0.00% | Add +3.1% | 8,571 | $22K |
| Firsthand Capital Management, Inc. | 0.03% | No change | 6,800 | $17K |
| Group One Trading LLC | 0.00% | New | 6,617 | $17K |
| Morse Asset Management, Inc | 0.00% | New | 5,700 | $15K |
| Arax Advisory Partners | 0.00% | Add +470.6% | 5,210 | $13K |
| Rockefeller Capital Management L.P. | 0.00% | No change | 4,670 | $12K |
| State of Alaska, Department of Revenue | 0.00% | No change | 3,998 | $10K |
| Russell Investments Group, Ltd. | 0.00% | Add +15.5% | 3,279 | $8K |
| Allworth Financial LP | 0.00% | Add +197.5% | 2,511 | $6K |
| Barclays PLC | 0.00% | Reduce -63.2% | 2,162 | $6K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +198.0% | 1,812 | $5K |
| SBI Securities Co., Ltd. | 0.00% | Reduce -0.1% | 1,595 | $4K |
| McMillan Office, Inc. | 0.00% | No change | 1,390 | $4K |
| Northwestern Mutual Wealth Management Co. | 0.00% | No change | 1,184 | $3K |
| Osaic Holdings, Inc. | 0.00% | Add +84.6% | 1,052 | $3K |
| Essential Partners LLC | 0.00% | Add +228.6% | 690 | $2K |
| Rothschild Investment LLC | 0.00% | Add +77.6% | 254 | $648 |
| Wealth Enhancement Trust Services, Inc. | 0.00% | New | 184 | $469 |
| Farther Finance Advisors, LLC | 0.00% | Reduce -44.0% | 181 | $459 |
| IFP Advisors, Inc | 0.00% | Add +4.1% | 176 | $449 |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -96.8% | 171 | $436 |
| SJS Investment Consulting Inc. | 0.00% | Add +31.1% | 156 | $398 |
| Basecamp Wealth Advisors LLC | 0.00% | Add +107.3% | 143 | $365 |
| Clearstead Advisors, LLC | 0.00% | New | 136 | $347 |
| True Wealth Design, LLC | 0.00% | Add +733.3% | 100 | $255 |
| Caitong International Asset Management Co., Ltd | 0.00% | New | 17 | $43 |
| JPL Wealth Management, LLC | 0.00% | Add +200.0% | 6 | $16 |
| Citigroup Inc. | 0.00% | Reduce -99.9% | 1 | $3 |
| Royal Bank of Canada | 0.00% | Reduce -97.8% | 136 | $0 |
| Avion Wealth | 0.00% | New | 194 | $0 |
"% of holder's portfolio" is ARQ's weight in each manager's 13F, not the share of Arq Inc. the manager owns.