Who owns Arq, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of ARQ from SEC Form 13F filings across 99 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 99 institutions disclosed 15.5M shares of Arq, Inc. worth $39.5M — about 36.8% of shares outstanding; the largest disclosed holder is ROYCE & ASSOCIATES LP. Source: SEC Form 13F filings, parsed by EvidInvest.
99
13F holders
$39.5M
value, 2026 filers
36.8%
of shares outstanding (15.5M sh)
27
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of ARQ's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ROYCE & ASSOCIATES LP | 1.9M | $4.8M | 0.0% | 4.4% | +6.5% |
| 2 | AQR CAPITAL MANAGEMENT LLC | 1.8M | $4.6M | 0.0% | 4.3% | +67.1% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.5M | $3.7M | 0.0% | 3.5% | +2.3% |
| 4 | MARSHALL WACE, LLP | 880,201 | $2.2M | 0.0% | 2.1% | +8.7% |
| 5 | Peapod Lane Capital LLC | 787,880 | $2.0M | 1.4% | 1.9% | +1.6% |
| 6 | DIMENSIONAL FUND ADVISORS LP | 607,420 | $1.5M | 0.0% | 1.4% | -20.3% |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 598,059 | $1.5M | 0.0% | 1.4% | +45.7% |
| 8 | JANE STREET GROUP, LLC | 509,225 | $1.3M | 0.0% | 1.2% | +168.2% |
| 9 | BlackRock, Inc. | 508,965 | $1.3M | 0.0% | 1.2% | -75.7% |
| 10 | DCF Advisers, LLC | 461,585 | $1.2M | 0.2% | 1.1% | +40.8% |
| 11 | Truffle Hound Capital, LLCNEW | 420,000 | $1.1M | 0.2% | 1% | new |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 399,518 | $1.0M | 0.0% | 0.9% | -50.1% |
| 13 | Round Rock Advisors LLC | 378,979 | $966,396 | 0.1% | 0.9% | +98.7% |
| 14 | RBF Capital, LLCNEW | 370,000 | $943,500 | 0.0% | 0.9% | new |
| 15 | D. E. Shaw & Co., Inc. | 358,479 | $914,121 | 0.0% | 0.9% | +27.2% |
| 16 | GSA CAPITAL PARTNERS LLP | 347,700 | $887,000 | 0.1% | 0.8% | +20.2% |
| 17 | JACOBS LEVY EQUITY MANAGEMENT, INC | 328,988 | $838,919 | 0.0% | 0.8% | -6.3% |
| 18 | Marex Group Ltd | 260,848 | $665,162 | 0.0% | 0.6% | +334.7% |
| 19 | TWO SIGMA INVESTMENTS, LP | 251,777 | $642,031 | 0.0% | 0.6% | +777.3% |
| 20 | BANK OF AMERICA CORP /DE/ | 231,490 | $590,300 | 0.0% | 0.5% | +13.6% |
| 21 | VANGUARD FIDUCIARY TRUST CO | 211,100 | $538,305 | 0.0% | 0.5% | +3.7% |
| 22 | Connor, Clark & Lunn Investment Management Ltd.NEW | 181,789 | $463,562 | 0.0% | 0.4% | new |
| 23 | CITADEL ADVISORS LLCNEW | 163,201 | $416,163 | 0.0% | 0.4% | new |
| 24 | Rangeley Capital, LLCNEW | 157,000 | $400,350 | 0.4% | 0.4% | new |
| 25 | STATE STREET CORP | 153,987 | $392,667 | 0.0% | 0.4% | -72.7% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.