Updated Jul 16, 2026
Duke William E. is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $93K.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-02-19 | IVVD | Invivyd, Inc. | S — Open-market sale [10b5-1] | 21.0K | $1.58 | $33K |
| 2026-02-19 | IVVD | Invivyd, Inc. | S — Open-market sale [10b5-1] | 19.7K | $1.54 | $30K |
| 2026-02-19 | IVVD | Invivyd, Inc. | M — Option exercise [10b5-1] | 99.0K | — | |
| 2025-08-15 | IVVD | Invivyd, Inc. | S — Open-market sale | 29.6K | $0.57 | $17K |
| 2025-08-15 | IVVD | Invivyd, Inc. | S — Open-market sale | 20.0K | $0.65 | $13K |
| 2025-08-15 | IVVD | Invivyd, Inc. | M — Option exercise | 99.0K | — |
Duke William E. is a corporate insider — currently tracked as Insider. InsiderAlpha tracks every SEC Form 4 filing in real time.
Recorded transactions: 0 open-market purchases () and 4 open-market sales ($93K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Duke William E. profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.