Bayer Aktiengesellschaft (BAYN) Insider Transactions
Track insider buying and selling at Bayer Aktiengesellschaft. 3 transactions on record — real-time MAR Art.19 data from BaFin.
Last updated: 2026-05-24
Real-time filings with conviction scores, signal badges, and post-trade performance tracking.
Recent insider transactions at Bayer Aktiengesellschaft
| Date | Insider | Role | Type | Shares | Price | Value | Signals |
|---|---|---|---|---|---|---|---|
| 2026-03-25 | Via Jeffrey and Laura Ubben | Closely Related Person | BUY | 174,987 | €38 | €6.73M | 📉 📅 |
| 2026-03-24 | Not disclosed | Closely Related Person | SELL | 8,494,898 | €37 | €316.43M | — |
| 2026-03-05 | Winkeljohann, Prof. Dr. Norb | Board Member | BUY | 2,671 | €37 | €100.0K | 📉 📅 |
Named insiders at Bayer Aktiengesellschaft
About Bayer Aktiengesellschaft insider disclosures
InsidersAlpha tracks 3 disclosed insider transactions at Bayer Aktiengesellschaft sourced from BaFin. Of these, 2 are purchase transactions and 1 are sales. All data is sourced from official regulatory filings under MAR Article 19 and updated daily.
The largest single transaction recorded was worth €316.43M by Not disclosed on 2026-03-24.
Insider trading disclosures at Bayer Aktiengesellschaft are filed with BaFin within 3 business days of each transaction, as required by the EU Market Abuse Regulation (MAR) Article 19.
Frequently asked questions
Who are the insiders at Bayer Aktiengesellschaft?
Insiders at Bayer Aktiengesellschaft who have disclosed transactions include: Winkeljohann, Prof. Dr. Norbert. These are PDMRs (Persons Discharging Managerial Responsibilities) who filed with BaFin under MAR Article 19.
When was the last insider buy at Bayer Aktiengesellschaft?
The most recent insider purchase at Bayer Aktiengesellschaft was by an insider on 2026-03-25, worth €6.73M. InsidersAlpha updates daily from official BaFin disclosures.
Is Bayer Aktiengesellschaft stock a buy based on insider activity?
InsidersAlpha tracks 3 insider transactions at Bayer Aktiengesellschaft. Of these, 2 are purchases and 1 are sales (67% buy ratio). Insider activity is moderately bullish — more buying than selling. Past performance does not guarantee future results — always conduct your own research.
Where is Bayer Aktiengesellschaft listed?
Bayer Aktiengesellschaft (BAYN) is listed on Xetra in Germany. Insider transactions are disclosed to BaFin under MAR Article 19.