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 May 16, 2024, AnhCo Nguyen, EVP, Chief Sci. & Tech Officer of Atara Biotherapeutics, sold 42,899 shares of common stock.
• The shares were sold at a price of $0.617 per share.
• The sale was executed to satisfy tax withholding obligations related to the vesting of previously granted restricted stock units.
• Following the transaction, Nguyen directly owns 898,498 shares of Atara Biotherapeutics.
• The sale price represents the weighted average price of all shares sold by a broker on May 16 and May 17, 2024, on behalf of a group of employees to satisfy withholding tax liabilities.

Sentiment

Score: 5

Explanation: Neutral sentiment as it's a routine transaction to cover tax obligations.

Industry Context

This is a routine Form 4 filing, indicating insider transactions. It's common for executives to sell shares to cover tax obligations related to stock-based compensation.

Stakeholder Impact

• The sale of shares could have a minor impact on shareholders due to the increased supply of shares in the market, but the impact is likely to be minimal given the relatively small number of shares sold.

Key Dates