Insider Purchase by Cherry Brian N (Dir)
Trade Summary
6 days ago, Cherry Brian N, serving as Dir at Atara Biotherapeutics, Inc. (ATRA), purchased 104,166 shares at $9.60 per share, for a total transaction value of $999,993.60. Following this transaction, Cherry Brian N now holds 166,486 shares of ATRA.
This purchase represents a 167.15% increase in Cherry Brian N's stake in the company. This is considered a high-conviction trade given the significant change in ownership.
The trade was executed on Friday, September 4, 2026 and publicly disclosed via SEC Form 4 filing on Friday, September 4, 2026 at 6:20 PM ET, meaning the disclosure happened on the same day as the trade.
Atara Biotherapeutics, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.
Trade Price
$9.60
Quantity
104,166
Total Value
$999,993.60
Shares Owned
166,486
Trade Date
6 days ago
SEC Filing Date
at 6:20 PM ET
Discussion