Eisner Mark
- SEC CIK
- 0001834161
In the past year, 2 open-market sale filings worth $49.5K and no purchases.
Current role at each company
- JBIO Jade Biosciences, Inc.Directoras of Jun 26, 2026
- ZURA Zura Bio LtdDirectoras of Jun 22, 2026
- VIR Vir Biotechnology, Inc.EVP and Chief Medical Officeras of Feb 26, 2026
- KYNB Kyntra Bio, Inc.EVP, Chief Medical Officeras of Sep 8, 2023
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $49.5K
- 2 filings
- Net
- −$49.5K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Eisner Mark as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
VIR Vir Biotechnology, Inc.
EVP and Chief Medical Officer3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Feb 26, 2026 (view filing) | Feb 24-25 | 2 days | Eisner MarkEVP and Chief Medical Officer | SSale | −3.50K | $9.69 | −$34.0K | −2.2%154.0K after | 2 lots10b5-1 |
| Feb 24, 2026 (view filing) | Feb 23 | 1 day | Eisner MarkEVP and Chief Medical Officer | SSale | −2.09K | $7.45 | −$15.6K | −1.3%157.5K after | 10b5-1 |
| Jul 17, 2025 (view filing) | Jul 15-17 | 2 days | Eisner MarkEVP and Chief Medical Officer | SSale | −10.4K | $5.47 | −$56.8K | −9.0%104.6K after | 2 lots10b5-1 |
KYNB Kyntra Bio, Inc.
EVP, Chief Medical Officer5 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 9, 2023 (view filing) | Jun 7 | 2 days | Eisner MarkEVP, Chief Medical Officer | SSale | −2.04K | $17.04 | −$34.8K | −1.2%162.9K after | |
| Jun 5, 2023 (view filing) | Jun 2 | 3 days | Eisner MarkEVP, Chief Medical Officer | SSale | −1.09K | $18.83 | −$20.5K | −0.7%164.9K after | |
| Apr 6, 2023 (view filing) | Apr 4 | 2 days | Eisner MarkChief Medical Officer | SSale | −9.18K | $18.78 | −$172.4K | −5.2%166.0K after | |
| Mar 10, 2023 (view filing) | Mar 8-10 | 2 days | Eisner MarkChief Medical Officer | SSale | −17.5K | $20.60 | −$360.6K | −9.1%175.2K after | 3 lots |
| Mar 6, 2023 (view filing) | Mar 2 | 4 days | Eisner MarkChief Medical Officer | SSale | −1.19K | $21.87 | −$26.0K | −0.7%172.5K after |