Insider · CIK 0001630850
Casper Breum
Files at: SPRO. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Nov 6, 2017 PForm 4 → | Nov 7, 4:05 pm EST | Spero Therapeutics, Inc.SPRO | 214,285 | $14.00 | $2,999,990 | 1,091,774 | +24.4% | plan? |
| Nov 6, 2017 CForm 4 → | Nov 7, 4:05 pm EST | Spero Therapeutics, Inc.SPRO | 877,489 | — | — | 877,489 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 5, 2018 AForm 4 → | Jun 6, 8:01 pm EDT | Spero Therapeutics, Inc.SPRO | 6,073 | — | — | 6,073 | — | |
| Nov 6, 2017 CForm 4 → | Nov 7, 4:05 pm EST | Spero Therapeutics, Inc.SPRO | 4,320,936 | — | — | 0 | — |