CBLL insider buying
1 cluster buyCeribell, Inc. · Healthcare
When two or more insiders at Ceribell, Inc. buy CBLL 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 CBLL 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 15 – Oct 15, 2024Detected Oct 15, 20242 insidersTotal bought$10.5MMarket cap$758.9M
All notable open-market buys in CBLL
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 |
|---|---|---|---|---|---|
| Oct 15, 2024 | BONDERMAN DAVIDcluster 10% Owner | 380,268 | $17.00 | $6.5M | SEC ↗ |
| Oct 15, 2024 | Tammenoms Bakker Julietcluster Director | 237,234 | $17.00 | $4.0M | SEC ↗ |
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CBLL insider buying — FAQ
- Are insiders buying CBLL stock?
- Yes — 2 distinct insiders have bought CBLL (Ceribell, Inc.) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Oct 17, 2024.
- How much CBLL stock have insiders bought?
- Insiders have bought a combined $10.5M of CBLL across 2 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in CBLL?
- A cluster buy is two or more distinct Ceribell, Inc. insiders — officers, directors, or 10% owners — each buying CBLL on the open market within a rolling window. CBLL has 1 detected cluster buy to date.
- Where does this CBLL 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 CBLL
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 CBLL 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 CBLL.