MRUS insider buying
Merus N.V.
Every qualifying open-market purchase of MRUS 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 MRUS yet; if one forms, it appears here (and hits our alert subscribers in real time).
All notable open-market buys in MRUS
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 |
|---|---|---|---|---|---|
| Dec 29, 2025 | 10% Owner | 75,867,199 | $97.00 | $7.4B | SEC ↗ |
| Dec 29, 2025 | 10% Owner | 1,052,806 | $97.00 | $102.1M | SEC ↗ |
| Dec 26, 2025 | 10% Owner | 142,610 | $97.00 | $13.8M | SEC ↗ |
| Dec 26, 2025 | 10% Owner | 2,978 | $97.00 | $288.9K | SEC ↗ |
| Dec 24, 2025 | 10% Owner | 96,082 | $97.00 | $9.3M | SEC ↗ |
| Dec 23, 2025 | 10% Owner | 561,042 | $97.00 | $54.4M | SEC ↗ |
| Dec 22, 2025 | 10% Owner | 15,710 | $97.00 | $1.5M | SEC ↗ |
| Dec 19, 2025 | 10% Owner | 66,264 | $97.00 | $6.4M | SEC ↗ |
| Dec 18, 2025 | 10% Owner | 212,177 | $97.00 | $20.6M | SEC ↗ |
| Dec 17, 2025 | 10% Owner | 150,795 | $97.00 | $14.6M | SEC ↗ |
| Dec 16, 2025 | 10% Owner | 120,752 | $97.00 | $11.7M | SEC ↗ |
MRUS insider buying — FAQ
- Are insiders buying MRUS stock?
- 1 insider has bought MRUS (Merus N.V.) on the open market, most recently on Dec 30, 2025. No cluster buy — two or more distinct insiders within a rolling window — has been detected yet.
- How much MRUS stock have insiders bought?
- Insiders have bought a combined $7.6B of MRUS across 11 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in MRUS?
- A cluster buy is two or more distinct Merus N.V. insiders — officers, directors, or 10% owners — each buying MRUS on the open market within a rolling window. None has been detected in MRUS yet.
- Where does this MRUS 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 MRUS
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 MRUS 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 MRUS.