Form 4: Atara Biotherapeutics Executive Sells Shares to Cover Tax Obligations

AnhCo Nguyen, EVP, Chief Sci. & Tech Officer of Atara Biotherapeutics, sold shares to cover tax withholding obligations related to vesting restricted stock units.

Summary

• On August 16, 2024, AnhCo Nguyen, EVP, Chief Sci. & Tech Officer of Atara Biotherapeutics, sold 1,468 shares of common stock at $6.629 per share.
• Additionally, 297 shares were sold at $6.63 per share, and 56 shares were sold at $6.631 per share.
• These sales were executed to satisfy tax withholding obligations related to the vesting of previously granted restricted stock units.
• Following these transactions, Nguyen directly owns 34,118 shares of Atara Biotherapeutics common stock.
• The reported amount reflects the 1:25 reverse stock split effected by the Issuer on June 20, 2024.

Sentiment

Score: 5

Explanation: The document is a routine disclosure of stock sales to cover tax obligations, which is neither particularly positive nor negative.

Industry Context

Form 4 filings are standard disclosures required by the SEC when company insiders, like officers and directors, trade their company's stock. These filings provide transparency into insider transactions.

Stakeholder Impact

• The stock sales by an executive could have a minor negative impact on shareholder sentiment, although the reason for the sale (tax obligations) is common.

Key Dates