CET insider buying
2 cluster buysCENTRAL SECURITIES CORP · Financials
When two or more insiders at CENTRAL SECURITIES CORP buy CET 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 CET 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
- Oct 24, 2024 – Jan 6, 2025Detected Jan 6, 2025High conviction2 insidersTotal bought$191.7KMarket cap$1.6B
- Apr 18 – May 2, 2024Detected May 2, 2024High conviction2 insidersTotal bought$68.7KMarket cap$1.6B
All notable open-market buys in CET
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 |
|---|---|---|---|---|---|
| Dec 29, 2025 | Director, CEO & President | 500 | $50.91 | $25.5K | SEC ↗ |
| Nov 7, 2025 | Director, CEO & President | 100 | $50.70 | $5.1K | SEC ↗ |
| Jan 6, 2025 | O'Neill Andrew Jcluster Vice President | 1,309 | $45.65 | $59.8K | SEC ↗ |
| Jan 6, 2025 | Hill John Ccluster Director, CEO & President | 700 | $45.87 | $32.1K | SEC ↗ |
| Oct 30, 2024 | Hill John Ccluster Director, CEO & President | 600 | $46.71 | $28.0K | SEC ↗ |
| Oct 30, 2024 | Hill John Ccluster Director, CEO & President | 200 | $47.13 | $9.4K | SEC ↗ |
| Oct 24, 2024 | O'Neill Andrew Jcluster Vice President | 1,080 | $46.09 | $49.8K | SEC ↗ |
| Oct 24, 2024 | O'Neill Andrew Jcluster Vice President | 274 | $46.09 | $12.6K | SEC ↗ |
| May 2, 2024 | Hill John Ccluster Director, CEO & President | 300 | $40.77 | $12.2K | SEC ↗ |
| May 2, 2024 | Hill John Ccluster Director, CEO & President | 200 | $40.82 | $8.2K | SEC ↗ |
| Apr 19, 2024 | O'Neill Andrew Jcluster Vice President | 800 | $40.13 | $32.1K | SEC ↗ |
| Apr 18, 2024 | Hill John Ccluster Director, CEO and President | 200 | $40.43 | $8.1K | SEC ↗ |
| Apr 18, 2024 | Hill John Ccluster Director, CEO and President | 200 | $40.39 | $8.1K | SEC ↗ |
More Financials stocks with insider cluster buys
CET insider buying — FAQ
- Are insiders buying CET stock?
- Yes — 2 distinct insiders have bought CET (CENTRAL SECURITIES CORP) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Jan 6, 2026.
- How much CET stock have insiders bought?
- Insiders have bought a combined $290.9K of CET across 13 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in CET?
- A cluster buy is two or more distinct CENTRAL SECURITIES CORP insiders — officers, directors, or 10% owners — each buying CET on the open market within a rolling window. CET has 2 detected cluster buys to date.
- Where does this CET 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 CET
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 CET 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 CET.