Redmile Group, LLC's Form 4 filing
Atara Biotherapeutics, Inc. (ATRA) · filed Jul 24, 2026
- Accession no.
- 0001104659-26-086733
- Filed
- Jul 24, 2026, 9:00 PM ET
- Trade date
- Jul 22, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 2 non-derivative transactions and 3 derivative transactions. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Redmile Group, LLCCIK 0001425738 | Director |
| Green JeremyCIK 0001650527 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 22, 2026 | Common Stock | MOption exerciseAcquired | +195,211 | – | – | 636,912 | Indirect | |
| Jul 22, 2026 | Common Stock | FTax withholdingDisposed | −60 | – | – | 636,852 | Indirect |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 22, 2026 | Common Stock | MOption exerciseDisposed | −101,089 | $0.00 | $0 | 0 | Indirect | |
| Jul 22, 2026 | Common Stock | MOption exerciseDisposed | −38,735 | $0.00 | $0 | 0 | Indirect | |
| Jul 22, 2026 | Common Stock | MOption exerciseDisposed | −55,387 | $0.00 | $0 | 0 | Indirect |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.