BSX insider buying
1 cluster buyBOSTON SCIENTIFIC CORP · Healthcare
When two or more insiders at BOSTON SCIENTIFIC CORP buy BSX 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 BSX 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
- May 19 – May 20, 2026Detected May 20, 20262 insidersTotal bought$454.0KMarket cap$66.3B
All notable open-market buys in BSX
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 |
|---|---|---|---|---|---|
| May 20, 2026 | LUDWIG EDWARD Jcluster Director | 3,580 | $56.68 | $202.9K | SEC ↗ |
| May 20, 2026 | Habiger David Ccluster Director | 2,250 | $55.92 | $125.8K | SEC ↗ |
| May 19, 2026 | Habiger David Ccluster Director | 2,200 | $56.95 | $125.3K | SEC ↗ |
| Dec 3, 2024 | EVP & Group Pres, Cardiology | 50 | $90.29 | $4.5K | SEC ↗ |
More Healthcare stocks with insider cluster buys
BSX insider buying — FAQ
- Are insiders buying BSX stock?
- Yes — 3 distinct insiders have bought BSX (BOSTON SCIENTIFIC CORP) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was May 21, 2026.
- How much BSX stock have insiders bought?
- Insiders have bought a combined $458.5K of BSX across 4 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in BSX?
- A cluster buy is two or more distinct BOSTON SCIENTIFIC CORP insiders — officers, directors, or 10% owners — each buying BSX on the open market within a rolling window. BSX has 1 detected cluster buy to date.
- Where does this BSX 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 BSX
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 BSX 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 BSX.