Who owns Arq, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of ARQ from SEC Form 13F filings across 72 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, 72 institutions disclosed 8.2M shares of Arq, Inc. worth $20.8M — about 19.5% of shares outstanding; the largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
72
13F holders
$20.8M
value, 2026 filers
19.5%
of shares outstanding (8.2M sh)
21
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 | VANGUARD CAPITAL MANAGEMENT LLC | 1.5M | $3.7M | 0.0% | 3.5% | -48.8% |
| 2 | MARSHALL WACE, LLP | 880,201 | $2.2M | 0.0% | 2.1% | +8.7% |
| 3 | JANE STREET GROUP, LLC | 509,225 | $1.3M | 0.0% | 1.2% | +168.2% |
| 4 | BlackRock, Inc. | 508,965 | $1.3M | 0.0% | 1.2% | -75.7% |
| 5 | DCF Advisers, LLC | 461,585 | $1.2M | 0.2% | 1.1% | +40.8% |
| 6 | Truffle Hound Capital, LLCNEW | 420,000 | $1.1M | 0.2% | 1% | new |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 399,518 | $1.0M | 0.0% | 0.9% | -50.1% |
| 8 | RBF Capital, LLCNEW | 370,000 | $943,500 | 0.0% | 0.9% | new |
| 9 | D. E. Shaw & Co., Inc. | 358,479 | $914,121 | 0.0% | 0.9% | +27.2% |
| 10 | Marex Group Ltd | 260,848 | $665,162 | 0.0% | 0.6% | +334.7% |
| 11 | TWO SIGMA INVESTMENTS, LP | 251,777 | $642,031 | 0.0% | 0.6% | +777.3% |
| 12 | BANK OF AMERICA CORP /DE/ | 231,490 | $590,300 | 0.0% | 0.5% | +13.6% |
| 13 | VANGUARD FIDUCIARY TRUST CO | 211,100 | $538,305 | 0.0% | 0.5% | +3.7% |
| 14 | Connor, Clark & Lunn Investment Management Ltd.NEW | 181,789 | $463,562 | 0.0% | 0.4% | new |
| 15 | CITADEL ADVISORS LLCNEW | 163,201 | $416,163 | 0.0% | 0.4% | new |
| 16 | UBS Group AG | 136,045 | $346,915 | 0.0% | 0.3% | +950.6% |
| 17 | GOLDMAN SACHS GROUP INC | 120,400 | $307,020 | 0.0% | 0.3% | -14.6% |
| 18 | Marquette Asset Management, LLCNEW | 106,741 | $272,190 | 0.0% | 0.3% | new |
| 19 | Qube Research & Technologies LtdNEW | 93,008 | $237,170 | 0.0% | 0.2% | new |
| 20 | NORTHERN TRUST CORP | 77,788 | $198,360 | 0.0% | 0.2% | -65.9% |
| 21 | Corient Private Wealth LP | 77,525 | $197,689 | 0.0% | 0.2% | 0.0% |
| 22 | AMERIPRISE FINANCIAL INC | 75,796 | $193,280 | 0.0% | 0.2% | 0.0% |
| 23 | MORGAN STANLEY | 71,153 | $181,441 | 0.0% | 0.2% | -38.7% |
| 24 | Man Group plcNEW | 58,954 | $150,333 | 0.0% | 0.1% | new |
| 25 | Point72 Asset Management, L.P.NEW | 57,582 | $146,834 | 0.0% | 0.1% | new |
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.