CB insider buying
1 cluster buyChubb Ltd · Financials
When two or more insiders at Chubb Ltd buy CB 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 CB 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
- Jun 6 – Jul 25, 2025Detected Jul 25, 2025High conviction2 insidersTotal bought$3.0MMarket cap$138.3B
All notable open-market buys in CB
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 |
|---|---|---|---|---|---|
| Jul 25, 2025 | CORBAT MICHAELcluster Director | 425 | $269.80 | $114.7K | SEC ↗ |
| Jun 6, 2025 | Keogh John Wcluster President & COO | 9,809.67 | $292.99 | $2.9M | SEC ↗ |
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CB insider buying — FAQ
- Are insiders buying CB stock?
- Yes — 2 distinct insiders have bought CB (Chubb Ltd) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Jul 28, 2025.
- How much CB stock have insiders bought?
- Insiders have bought a combined $3.0M of CB across 2 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in CB?
- A cluster buy is two or more distinct Chubb Ltd insiders — officers, directors, or 10% owners — each buying CB on the open market within a rolling window. CB has 1 detected cluster buy to date.
- Where does this CB 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 CB
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 CB 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 CB.