BBTX insider buying
1 cluster buyBambusa Therapeutics, Inc.
When two or more insiders at Bambusa Therapeutics, Inc. buy BBTX in a qualifying detection window, the grouped purchases provide a starting point for further research. Below is every cluster we've detected in BBTX 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
- Nov 2 – Nov 2, 2026Detected Nov 2, 20262 insidersTotal bought$12.0MMarket capUnknown
All notable open-market buys in BBTX
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 |
|---|---|---|---|---|---|
| Nov 2, 2026 | Jeggle Helmut Wolfgangcluster Director, 10% Owner | 375,000 | $16.00 | $6.0M | SEC ↗ |
| Nov 2, 2026 | Salvia Investment GmbHcluster 10% Owner | 375,000 | $16.00 | $6.0M | SEC ↗ |
BBTX insider buying — FAQ
- Are insiders buying BBTX stock?
- Yes — 2 distinct insiders have bought BBTX (Bambusa Therapeutics, 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 Nov 2, 2026.
- How much BBTX stock have insiders bought?
- Insiders have bought a combined $12.0M of BBTX across 2 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in BBTX?
- A cluster buy is two or more distinct Bambusa Therapeutics, Inc. insiders — officers, directors, or 10% owners — each buying BBTX on the open market within a rolling window. BBTX has 1 detected cluster buy to date.
- Where does this BBTX 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 BBTX
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 BBTX within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Transactions link to official filings; prices and market capitalizations may be cached market data. Read our methodology and data limits before interpreting the figures. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding BBTX.