ZNTL insider buying
1 cluster buyZentalis Pharmaceuticals, Inc.
When two or more insiders at Zentalis Pharmaceuticals, Inc. buy ZNTL in a qualifying detection window, the grouped purchases provide a starting point for further research. Below is every cluster we've detected in ZNTL 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
- Jan 31 – Apr 30, 2025Detected Apr 30, 2025Executive buyer5 insidersTotal bought$252.5KMarket cap$336.0M
All notable open-market buys in ZNTL
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 |
|---|---|---|---|---|---|
| Aug 14, 2026 | 10% Owner | 4,335,000 | $3.50 | $15.2M | SEC ↗ |
| Dec 31, 2025 | 10% Owner | 6,459,973 | $1.20 | $7.8M | SEC ↗ |
| Apr 30, 2025 | Myers Scott Dunsethcluster Director | 21,000 | $1.40 | $29.4K | SEC ↗ |
| Feb 6, 2025 | Bruns Ingmarcluster Chief Medical Officer | 20,000 | $2.28 | $45.6K | SEC ↗ |
| Jan 31, 2025 | Skvarka Jancluster Director | 60,000 | $1.72 | $103.2K | SEC ↗ |
| Jan 31, 2025 | EASTLAND JULIA MARIEcluster Director, CEO & President | 28,500 | $1.73 | $49.3K | SEC ↗ |
| Jan 31, 2025 | Walker Luke Nathanielcluster Director | 14,200 | $1.76 | $25.0K | SEC ↗ |
ZNTL insider buying — FAQ
- Are insiders buying ZNTL stock?
- Yes — 7 distinct insiders have bought ZNTL (Zentalis Pharmaceuticals, 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 Aug 19, 2026.
- How much ZNTL stock have insiders bought?
- Insiders have bought a combined $23.2M of ZNTL across 7 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in ZNTL?
- A cluster buy is two or more distinct Zentalis Pharmaceuticals, Inc. insiders — officers, directors, or 10% owners — each buying ZNTL on the open market within a rolling window. ZNTL has 1 detected cluster buy to date.
- Where does this ZNTL 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 ZNTL
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 ZNTL 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 ZNTL.