Filing Details
- Accession Number:
- 0000899243-20-034477
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2020-12-18 16:15:08
- Reporting Period:
- 2020-12-16
- Accepted Time:
- 2020-12-18 16:15:08
- SEC Url:
- Form 4 Filing
Issuer
| Cik | Name | Symbol | Sector (SIC) | IRS No |
|---|---|---|---|---|
| 1701108 | Spero Therapeutics Inc. | SPRO | Pharmaceutical Preparations (2834) | 000000000 |
Insiders
| Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
|---|---|---|---|---|---|---|---|
| 1721173 | Cristina Larkin | C/O Spero Therapeutics, Inc. 675 Massachusetts Avenue, 14Th Floor Cambridge MA 02139 | Chief Operating Officer | No | Yes | No | No |
Reported Non-Derivative Transactions
| Sec. Name | Acquisiton - Disposition | Date | Amount | Price | Remaning Holdings | Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|---|---|---|---|---|---|
| Common Stock | Acquisiton | 2020-12-16 | 12,000 | $5.90 | 13,500 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2020-12-16 | 12,000 | $19.00 | 1,500 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | S | Direct |
Reported Derivative Transactions
| Sec. Name | Sec. Type | Acquisiton - Disposition | Date | Amount | Price | Amount - 2 | Price - 2 |
|---|---|---|---|---|---|---|---|
| Common Stock | Stock Option (Right to Buy) | Disposition | 2020-12-16 | 12,000 | $0.00 | 12,000 | $5.90 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 8,434 | 2027-07-05 | No | 4 | M | Direct |
Footnotes
- All transactions reported on this Form 4 were made pursuant to a previously adopted Rule 10b5-1 trading plan. Specifically, the transactions reported herein relate to option exercises and related sales (totaling 12,000 shares).
- All shares underlying this option were fully vested as of March 7, 2020.
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