ARQ insider buying
3 cluster buysArq, Inc. · Industrials
When two or more insiders at Arq, Inc. buy ARQ on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in ARQ plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Mar 13 – Mar 23, 2026Detected Mar 23, 20262 insidersTotal bought$482.6KMarket cap$100.9M
- Nov 10 – Nov 11, 2025Detected Nov 11, 2025High conviction2 insidersTotal bought$290.9KMarket cap$100.9M
- May 23 – May 23, 2025Detected May 23, 2025High conviction3 insidersTotal bought$615.0KMarket cap$100.9M
All notable open-market buys in ARQ
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Mar 23, 2026 | Campbell-Breeden Richardcluster Director | 150,000 | $2.21 | $331.5K | SEC ↗ |
| Mar 17, 2026 | Chief Technology Officer | 10,000 | $1.89 | $18.9K | SEC ↗ |
| Mar 16, 2026 | Gen Counsel, Corp Secretary | 1,000 | $1.92 | $1.9K | SEC ↗ |
| Mar 13, 2026 | EICHER CAROL Scluster Director | 77,500 | $1.95 | $151.1K | SEC ↗ |
| Mar 12, 2026 | Gen Counsel, Corp Secretary | 1,000 | $1.92 | $1.9K | SEC ↗ |
| Nov 11, 2025 | Campbell-Breeden Richardcluster Director | 28,638 | $3.54 | $101.4K | SEC ↗ |
| Nov 11, 2025 | Chief Financial Officer | 6,000 | $3.55 | $21.3K | SEC ↗ |
| Nov 10, 2025 | Rasmus Robert E.cluster Director, Chief Executive Officer | 50,000 | $3.79 | $189.5K | SEC ↗ |
| Nov 10, 2025 | Chief Financial Officer | 9,000 | $3.74 | $33.7K | SEC ↗ |
| May 23, 2025 | Campbell-Breeden Richardcluster Director | 75,000 | $4.10 | $307.5K | SEC ↗ |
| May 23, 2025 | Blank Jeremycluster Director | 50,000 | $4.10 | $205.0K | SEC ↗ |
| May 23, 2025 | Rasmus Robert E.cluster Director, Chief Executive Officer | 25,000 | $4.10 | $102.5K | SEC ↗ |
| May 16, 2025 | Chief Technology Officer | 16,000 | $4.61 | $73.8K | SEC ↗ |
| May 14, 2025 | Director, Chief Executive Officer | 12,535 | $3.93 | $49.3K | SEC ↗ |
| May 13, 2025 | Director, Chief Executive Officer | 2,921 | $4.00 | $11.7K | SEC ↗ |
| May 12, 2025 | Director, Chief Executive Officer | 4,680 | $4.00 | $18.7K | SEC ↗ |
| May 12, 2025 | Chief Operating Officer | 400 | $4.02 | $1.6K | SEC ↗ |
| May 9, 2025 | Director, Chief Executive Officer | 582 | $3.60 | $2.1K | SEC ↗ |
| Sep 23, 2024 | Director, Chief Executive Officer | 25,000 | $5.25 | $131.3K | SEC ↗ |
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ARQ insider buying — FAQ
- Are insiders buying ARQ stock?
- Yes — 9 distinct insiders have bought ARQ (Arq, Inc.) on the open market, including 3 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 24, 2026.
- How much ARQ stock have insiders bought?
- Insiders have bought a combined $1.8M of ARQ across 19 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in ARQ?
- A cluster buy is two or more distinct Arq, Inc. insiders — officers, directors, or 10% owners — each buying ARQ on the open market within a rolling window. ARQ has 3 detected cluster buys to date.
- Where does this ARQ insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in ARQ
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy ARQ within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding ARQ.