ARQ Arq, Inc.
Arq, Inc. (ARQ) Institutional Ownership
What the institutions did with ARQ last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
Sign in or subscribeOwnership map
Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| ROYCE & ASSOCIATES LP | 1.9M | 12.0% |
| AQR CAPITAL MANAGEMENT LLC | 1.8M | 11.7% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.5M | 9.4% |
| MARSHALL WACE, LLP | 880.2K | 5.7% |
| Peapod Lane Capital LLC | 787.9K | 5.1% |
| DIMENSIONAL FUND ADVISORS LP | 607.4K | 3.9% |
| RENAISSANCE TECHNOLOGIES LLC | 598.1K | 3.9% |
| JANE STREET GROUP, LLC | 509.2K | 3.3% |
| BlackRock, Inc. | 509.0K | 3.3% |
| DCF Advisers, LLC | 461.6K | 3.0% |
| Truffle Hound Capital, LLC | 420.0K | 2.7% |
| GEODE CAPITAL MANAGEMENT, LLC | 399.5K | 2.6% |
| Round Rock Advisors LLC | 379.0K | 2.4% |
| RBF Capital, LLC | 370.0K | 2.4% |
| D. E. Shaw & Co., Inc. | 358.5K | 2.3% |
| GSA CAPITAL PARTNERS LLP | 347.7K | 2.2% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 329.0K | 2.1% |
| Marex Group plc | 260.8K | 1.7% |
| TWO SIGMA INVESTMENTS, LP | 251.8K | 1.6% |
| BANK OF AMERICA CORP /DE/ | 231.5K | 1.5% |
| VANGUARD FIDUCIARY TRUST CO | 211.1K | 1.4% |
| Connor, Clark & Lunn Investment Management Ltd. | 181.8K | 1.2% |
| CITADEL ADVISORS LLC | 163.2K | 1.1% |
| Rangeley Capital, LLC | 157.0K | 1.0% |
| STATE STREET CORP | 154.0K | 1.0% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| BlackRock, Inc. | Reduced | 2.1M | 509.0K | -1.6M |
| AQR CAPITAL MANAGEMENT LLC | Increased | 1.1M | 1.8M | +728.4K |
| Truffle Hound Capital, LLC | New | 0 | 420.0K | +420.0K |
| STATE STREET CORP | Reduced | 564.6K | 154.0K | -410.6K |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 801.2K | 399.5K | -401.7K |
| RBF Capital, LLC | New | 0 | 370.0K | +370.0K |
| JANE STREET GROUP, LLC | Increased | 189.9K | 509.2K | +319.3K |
| TWO SIGMA INVESTMENTS, LP | Increased | 28.7K | 251.8K | +223.1K |
| Marex Group plc | Increased | 60.0K | 260.8K | +200.8K |
| Round Rock Advisors LLC | Increased | 190.7K | 379.0K | +188.3K |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 410.6K | 598.1K | +187.5K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Sold Out | 184.2K | 0 | -184.2K |
| Connor, Clark & Lunn Investment Management Ltd. | New | 0 | 181.8K | +181.8K |
| CITADEL ADVISORS LLC | New | 0 | 163.2K | +163.2K |
| Rangeley Capital, LLC | New | 0 | 157.0K | +157.0K |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 762.2K | 607.4K | -154.8K |
| NORTHERN TRUST CORP | Reduced | 228.4K | 77.8K | -150.6K |
| DCF Advisers, LLC | Increased | 327.8K | 461.6K | +133.8K |
| UBS Group AG | Increased | 12.9K | 136.0K | +123.1K |
| ROYCE & ASSOCIATES LP | Increased | 1.7M | 1.9M | +114.3K |
| Marquette Asset Management, LLC | New | 0 | 106.7K | +106.7K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 133.0K | 29.6K | -103.4K |
| Qube Research & Technologies Ltd | New | 0 | 93.0K | +93.0K |
| D. E. Shaw & Co., Inc. | Increased | 281.8K | 358.5K | +76.7K |
| Bank of New York Mellon Corp | Sold Out | 73.1K | 0 | -73.1K |
| STRS OHIO | Sold Out | 72.4K | 0 | -72.4K |
| MARSHALL WACE, LLP | Increased | 809.7K | 880.2K | +70.5K |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Sold Out | 69.8K | 0 | -69.8K |
| Man Group plc | New | 0 | 59.0K | +59.0K |
| GSA CAPITAL PARTNERS LLP | Increased | 289.2K | 347.7K | +58.5K |
| Point72 Asset Management, L.P. | New | 0 | 57.6K | +57.6K |
| XTX Topco Ltd | Reduced | 72.7K | 25.4K | -47.2K |
| MORGAN STANLEY | Reduced | 116.0K | 71.2K | -44.9K |
| IEQ CAPITAL, LLC | New | 0 | 38.4K | +38.4K |
| Mariner, LLC | Increased | 19.2K | 55.7K | +36.5K |
| Nuveen, LLC | Sold Out | 33.4K | 0 | -33.4K |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1.4M | 1.5M | +33.1K |
| ACADIAN ASSET MANAGEMENT LLC | Increased | 10 | 28.3K | +28.2K |
| BANK OF AMERICA CORP /DE/ | Increased | 203.8K | 231.5K | +27.7K |
| MILLENNIUM MANAGEMENT LLC | Reduced | 45.5K | 19.0K | -26.5K |
| RHUMBLINE ADVISERS | Reduced | 41.2K | 15.3K | -25.9K |
| Walleye Capital LLC | New | 0 | 24.2K | +24.2K |
| Creative Planning | New | 0 | 23.1K | +23.1K |
| WELLS FARGO & COMPANY/MN | Sold Out | 22.6K | 0 | -22.6K |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Reduced | 351.2K | 329.0K | -22.2K |
| Integrity Advisory Solutions, LLC | New | 0 | 21.7K | +21.7K |
| Centiva Capital, LP | New | 0 | 21.2K | +21.2K |
| GOLDMAN SACHS GROUP INC | Reduced | 140.9K | 120.4K | -20.5K |
| JPMORGAN CHASE & CO | Increased | 17.6K | 37.6K | +20.1K |
| Dynamic Technology Lab Private Ltd | New | 0 | 18.6K | +18.6K |
| MERCER GLOBAL ADVISORS INC /ADV | Increased | 18.8K | 37.4K | +18.6K |
| Scientech Research LLC | Reduced | 34.6K | 17.5K | -17.1K |
| PRICE T ROWE ASSOCIATES INC /MD/ | Sold Out | 16.9K | 0 | -16.9K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | Sold Out | 15.7K | 0 | -15.7K |
| AMERICAN CENTURY COMPANIES INC | Reduced | 65.1K | 50.1K | -15.0K |
| STATE OF WISCONSIN INVESTMENT BOARD | New | 0 | 14.4K | +14.4K |
| ALLIANCEBERNSTEIN L.P. | Sold Out | 12.7K | 0 | -12.7K |
| Peapod Lane Capital LLC | Increased | 775.3K | 787.9K | +12.5K |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | Increased | 10.8K | 22.9K | +12.1K |
| AXQ CAPITAL, LP | New | 0 | 11.8K | +11.8K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.