Filing Details
- Accession Number:
- 0001209191-18-021991
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2018-03-28 20:10:08
- Reporting Period:
- 2018-03-27
- Accepted Time:
- 2018-03-28 20:10:08
- SEC Url:
- Form 4 Filing
Issuer
| Cik | Name | Symbol | Sector (SIC) | IRS No |
|---|---|---|---|---|
| 1604464 | Atara Biotherapeutics Inc. | ATRA | Biological Products, (No Disgnostic Substances) (2836) | 460920988 |
Insiders
| Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
|---|---|---|---|---|---|---|---|
| 1612094 | G. Mitchall Clark | 611 Gateway Boulevard Suite 900 South San Francisco CA 94080 | Evp & Chief R & Qa 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 | 2018-03-27 | 28,848 | $25.15 | 212,368 | No | 4 | M | Direct | |
| Common Stock | Acquisiton | 2018-03-27 | 32,500 | $22.72 | 244,868 | No | 4 | M | Direct | |
| Common Stock | Acquisiton | 2018-03-27 | 11,406 | $11.00 | 256,274 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2018-03-27 | 22,794 | $36.43 | 233,480 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2018-03-27 | 31,356 | $37.10 | 202,124 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2018-03-27 | 29,980 | $38.23 | 172,144 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2018-03-27 | 2,170 | $39.53 | 169,974 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2018-03-27 | 2,800 | $40.40 | 167,174 | No | 4 | S | Direct | |
| Common Stock | Disposition | 2018-03-27 | 11,103 | $41.10 | 156,071 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | M | Direct | |
| No | 4 | M | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct | |
| No | 4 | S | Direct |
Reported Derivative Transactions
| Sec. Name | Sec. Type | Acquisiton - Disposition | Date | Amount | Price | Amount - 2 | Price - 2 |
|---|---|---|---|---|---|---|---|
| Common Stock | Employee Stock Option (Right to Buy) | Disposition | 2018-03-27 | 28,848 | $0.00 | 28,848 | $25.15 |
| Common Stock | Employee Stock Option (Right to Buy) | Disposition | 2018-03-27 | 32,500 | $0.00 | 32,500 | $22.72 |
| Common Stock | Employee Stock Option (Right to Buy) | Disposition | 2018-03-27 | 11,406 | $0.00 | 11,406 | $11.00 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 11,194 | 2022-01-16 | No | 4 | M | Direct | |
| 32,500 | 2022-12-17 | No | 4 | M | Direct | |
| 3,125 | 2021-10-14 | No | 4 | M | Direct |
Footnotes
- Transaction pursuant to Rule 10b5-1 Plan adopted January 25, 2018.
- The price in Column 4 is a weighted average sale price. The prices actually received ranged from $35.70 to $36.70. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- The price in Column 4 is a weighted average sale price. The prices actually received ranged from $36.75 to $37.75. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- The price in Column 4 is a weighted average sale price. The prices actually received ranged from $37.80 to $38.80. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- The price in Column 4 is a weighted average sale price. The prices actually received ranged from $38.85 to $39.75. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- The price in Column 4 is a weighted average sale price. The prices actually received ranged from $40.00 to $40.65. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
- 1/48th of the shares subject to the stock option vest and become exercisable each month following January 16, 2015.
- 1/48th of the shares subject to the stock option vest and become exercisable each month following December 17, 2015.
- 1/48th of the shares subject to the stock option vest and become exercisable each month following October 15, 2014.
Billionaire Hedge Funds
