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Form S-8 Atara Biotherapeutics,

Fri, 12 Jun 2026 16:22:00 -0400

si-local-file:///var/storage/secattach/20260612/26641177.html

Form S-8 Atara Biotherapeutics,

Fri, 12 Jun 2026 16:22:00 -0400

si-local-file:///var/storage/secattach/20260612/26641177.html

Form 8-K Atara Biotherapeutics, For: Jun 09

Fri, 12 Jun 2026 16:07:00 -0400

si-local-file:///var/storage/secattach/20260612/26640714.html

Form 8-K Atara Biotherapeutics, For: Jun 09

Fri, 12 Jun 2026 16:07:00 -0400

si-local-file:///var/storage/secattach/20260612/26640714.html

Atara Biotherapeutics makes board changes with departure and new appointment

Fri, 12 Jun 2026 16:00:18 -0400

Atara Biotherapeutics, Inc. (NASDAQ: ATRA) announced board of directors changes, with Carol Gallagher departing after 13 years of service and Brian Cherry joining as a new member.

Gallagher, who holds a Pharm.D., served in multiple roles during her tenure on the board. Cokey Nguyen, President and Chief Executive Officer, acknowledged her dedication to the company and shareholders over the past 13 years.

Cherry brings more than 25 years of investment experience across healthcare, industrials, business services, financial services and consumer products sectors. He previously led buyout and growth equity investments totaling over $25 billion in enterprise value as a Managing Partner at

Atara Biotherapeutics makes board changes with departure and new appointment

Fri, 12 Jun 2026 16:00:18 -0400

Atara Biotherapeutics, Inc. (NASDAQ: ATRA) announced board of directors changes, with Carol Gallagher departing after 13 years of service and Brian Cherry joining as a new member.

Atara Biotherapeutics makes board changes with departure and new appointment

Fri, 12 Jun 2026 16:00:18 -0400

Atara Biotherapeutics, Inc. (NASDAQ: ATRA) announced board of directors changes, with Carol Gallagher departing after 13 years of service and Brian Cherry joining as a new member.

Atara Biotherapeutics makes board changes with departure and new appointment

Fri, 12 Jun 2026 16:00:18 -0400

Atara Biotherapeutics, Inc. (NASDAQ: ATRA) announced board of directors changes, with Carol Gallagher departing after 13 years of service and Brian Cherry joining as a new member.

Atara Biotherapeutics makes board changes with departure and new appointment

Fri, 12 Jun 2026 16:00:18 -0400

Atara Biotherapeutics, Inc. (NASDAQ: ATRA) announced board of directors changes, with Carol Gallagher departing after 13 years of service and Brian Cherry joining as a new member.

Atara Biotherapeutics makes board changes with departure and new appointment

Fri, 12 Jun 2026 16:00:18 -0400

Atara Biotherapeutics, Inc. (NASDAQ: ATRA) announced board of directors changes, with Carol Gallagher departing after 13 years of service and Brian Cherry joining as a new member.

Atara Biotherapeutics Announces Changes to Its Board of Directors