Open Insider Trading Activity for Atara Biotherapeutics, Inc. Director,TenPercentOwner Huang James
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. ATRA | 2025-07-21 | 2025-07-17 | Atara Biotherapeutics, Inc. | Huang James | Director,TenPercentOwner | Buy | 1 | 19,335 | $9.64 | $186,389.40 | 1.43% | View Filing |