Insider · CIK 0001726485
David A. Melnick
Files at: SPRO. On EDGAR ↗
Reported trades — common stock
No reported common-stock activity in this period.
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jan 2, 2019 AForm 4 → | Jan 2, 7:20 pm EST | Spero Therapeutics, Inc.SPRO | 65,000 | — | — | 65,000 | — | |
| Jan 4, 2018 AForm 4 → | Jan 5, 10:11 am EST | Spero Therapeutics, Inc.SPRO | 135,000 | — | — | 135,000 | — |