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Arq ARQ · USD

Materials · US listing · 🇺🇸 United States

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2.86

+13.04%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Kaufman (Daniel)2.2m5.28%+2.2m11 Mar 2026
BlackRock Institutional Trust Company, N.A.1.9m4.51%+49.5k31 Dec 2025
The Vanguard Group, Inc.1.8m4.41%+94.7k31 Dec 2025
AIGH Capital Management, LLC.1.7m3.99%−267.1k31 Dec 2025
Royce Investment Partners1.5m3.51%+85k31 Dec 2025
Dimensional Fund Advisors, L.P.919.6k2.21%+63k31 Dec 2025
Alta Fundamental Advisers LLC781.1k1.88%−65.2k31 Dec 2025
Geode Capital Management, L.L.C.778.1k1.87%+3.5k31 Dec 2025
Worth Venture Partners, LLC615.3k1.48%−61.8k31 Dec 2025
Coeli Asset Management AB587.4k1.41%−31.3k31 Jan 2026
State Street Investment Management (US)561.9k1.35%+5.4k31 Dec 2025
Marshall Wace LLP444.2k1.07%+444.2k31 Dec 2025
Renaissance Technologies LLC412.3k0.99%+341.9k31 Dec 2025
Wong (Joseph M)400.7k0.96%+10k17 Mar 2026
AQR Capital Management, LLC299.8k0.72%+299.8k31 Dec 2025

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

444.9k

-10.7% on the period before. 2.2 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

48.5%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 28 Sept 202658 shares
  • 9 Sept 20261 shares
  • 21 Aug 2026107 shares
  • 20 Aug 20261,963 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.