Insider · CIK 0001636135
William E. Duke
Files at: IVVD, PULM. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 SForm 4 → | Aug 18, 8:10 pm EDT | Invivyd, Inc.IVVD | 40,780 | $0.7766 | $31,671 | 168,937 | −19.4% | 10b5-1 |
| Aug 15, 2026 MForm 4 → | Aug 18, 8:10 pm EDT | Invivyd, Inc.IVVD | 102,000 | — | — | 209,717 | — | 10b5-1 |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 15, 2026 MForm 4 → | Aug 18, 8:10 pm EDT | Invivyd, Inc.IVVD | 102,000 | — | — | 0 | — | 10b5-1 |
| Jun 5, 2018 AForm 4 → | Jun 6, 6:00 pm EDT | Pulmatrix, Inc.PULM | 850,000 | — | — | 850,000 | — | |
| Mar 20, 2017 AForm 4 → | Mar 22, 6:49 pm EDT | Pulmatrix, Inc.PULM | 75,100 | — | — | 75,100 | — | |
| Feb 3, 2016 AForm 4 → | Feb 25, 5:54 pm EST | Pulmatrix, Inc.PULM | 150,200 | — | — | 150,200 | — | late |
| Jun 24, 2015 AForm 4 → | Jun 26, 4:31 pm EDT | Pulmatrix, Inc.PULM | 235,224 | — | — | 235,224 | — |