Duke William E.
- SEC CIK
- 0001636135
In the past year, 2 open-market sale filings worth $95.1K and no purchases.
Current role at each company
- IVVD Invivyd, Inc.Chief Financial Officeras of Aug 18, 2026
- APGN Apexigen, Inc.Chief Financial Officeras of Aug 25, 2023
- KLDO Kaleido Biosciences, Inc.Chief Financial Officeras of Jan 18, 2022
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
- $95.1K
- 2 filings
- Net
- −$95.1K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Duke William E. 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.
IVVD Invivyd, Inc.
Chief Financial Officer3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 19, 2025 (view filing) | Aug 18-19 | 1 day | Duke William E.Chief Financial Officer | SSale | −49.7K | $0.6022 | −$29.9K | −50.2%49.3K after | 2 lots10b5-1 |
| Feb 18, 2026 (view filing) | Feb 17-18 | 1 day | Duke William E.Chief Financial Officer | SSale | −40.6K | $1.56 | −$63.4K | −27.4%107.7K after | 2 lots10b5-1 |
| Aug 18, 2026 (view filing)8:10 PM ET | Aug 17-18 | 1 day | Duke William E.Chief Financial Officer | SSale | −40.8K | $0.7766 | −$31.7K | −19.4%168.9K after | 2 lots10b5-1 |