Cherry Brian N bought ATRA

September 4, 2026 · Form 4 insider transaction

Cherry Brian N bought 104,166 shares of Atara Biotherapeutics, Inc. at $9.60 per share, a transaction worth $1000.0K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 0 days after the transaction.

Direction
Acquired (buy-side)
Shares
104,166
Price
$9.60
Total value
$1000.0K
RoleDirector
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateSeptember 4, 2026
Filing dateSeptember 4, 2026
Shares owned after166,486
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Represents shares purchased by the Reporting Person from the Issuer, through its sales agent, pursuant to that certain Sales Agreement, dated November 1, 2023, by and between the Issuer and TD Securities (USA) LLC.

View the original Form 4 on SEC EDGAR