Filing Details
- Accession Number:
- 0001567619-21-021600
- Form Type:
- 4/A
- Zero Holdings:
- No
- Publication Time:
- 2021-12-03 16:43:36
- Reporting Period:
- 2021-10-01
- Accepted Time:
- 2021-12-03 16:43:36
- Original Submission Date:
- 2021-10-05
- SEC Url:
- Form 4 Filing
Issuer
| Cik | Name | Symbol | Sector (SIC) | IRS No |
|---|---|---|---|---|
| 1656634 | Gritstone Bio Inc. | GRTS | Biological Products, (No Disgnostic Substances) (2836) | 000000000 |
Insiders
| Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
|---|---|---|---|---|---|---|---|
| 1754278 | Erin Jones | C/O Gritstone Bio, Inc. 5959 Horton Street, Suite 300 Emeryville CA 94608 | See Remarks | 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 | 2021-10-01 | 1,000 | $0.35 | 46,900 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2021-10-01 | 1,000 | $10.68 | 45,900 | No | 4 | S | Direct | |
| Common Stock | Acquisiton | 2021-10-04 | 1,000 | $0.35 | 46,900 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2021-10-04 | 1,000 | $10.71 | 45,900 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | S | Direct | |
| 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 | 2021-10-01 | 1,000 | $0.00 | 1,000 | $0.35 |
| Common Stock | Stock Option (Right to Buy) | Disposition | 2021-10-04 | 1,000 | $0.00 | 1,000 | $0.35 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 34,971 | 2026-05-17 | No | 4 | M | Direct | |
| 33,971 | 2026-05-17 | No | 4 | M | Direct |
Footnotes
- The transaction was made pursuant to a 10b5-1 plan in effect at the time of the transaction.
- Includes 25,900 Restricted Stock Units which are subject to vesting.
- Fully exercisable.
Billionaire Hedge Funds
