TRXB insider buying
TRex Bio, Inc.
Every qualifying open-market purchase of TRXB reported to the SEC on Form 4, parsed directly from the filings and linked back to the source on EDGAR. No buying cluster — two or more distinct insiders inside a rolling window — has been detected in TRXB yet; if one forms, it appears here (and hits our alert subscribers in real time).
All notable open-market buys in TRXB
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
TRXB insider buying — FAQ
- Are insiders buying TRXB stock?
- 1 insider has bought TRXB (TRex Bio, Inc.) on the open market, most recently on Oct 13, 2026. No cluster buy — two or more distinct insiders within a rolling window — has been detected yet.
- How much TRXB stock have insiders bought?
- Insiders have bought a combined $1.3M of TRXB across 2 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in TRXB?
- A cluster buy is two or more distinct TRex Bio, Inc. insiders — officers, directors, or 10% owners — each buying TRXB on the open market within a rolling window. None has been detected in TRXB yet.
- Where does this TRXB 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 TRXB
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 TRXB 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 TRXB.