CrowdStrike Holdings, Inc. ⋅ 10-Q ⋅ 6/4 CIENA CORP ⋅ 10-Q ⋅ 6/4 Keysight Technologies, Inc. ⋅ 10-Q ⋅ 6/4 DICK'S SPORTING GOODS, INC. ⋅ 10-Q ⋅ 6/4 lululemon athletica inc. ⋅ 10-Q ⋅ 6/4 PERSHING SQUARE INC. ⋅ 10-Q ⋅ 6/4 FIVE BELOW, INC ⋅ 10-Q ⋅ 6/4 X-Energy, Inc. ⋅ 10-Q ⋅ 6/4 ARGAN INC ⋅ 10-Q ⋅ 6/4 TORO CO ⋅ 10-Q ⋅ 6/4

CrowdStrike Holdings, Inc. ⋅ 10-Q ⋅ 6/4 CIENA CORP ⋅ 10-Q ⋅ 6/4 Keysight Technologies, Inc. ⋅ 10-Q ⋅ 6/4 DICK'S SPORTING GOODS, INC. ⋅ 10-Q ⋅ 6/4 lululemon athletica inc. ⋅ 10-Q ⋅ 6/4 PERSHING SQUARE INC. ⋅ 10-Q ⋅ 6/4 FIVE BELOW, INC ⋅ 10-Q ⋅ 6/4 X-Energy, Inc. ⋅ 10-Q ⋅ 6/4 ARGAN INC ⋅ 10-Q ⋅ 6/4 TORO CO ⋅ 10-Q ⋅ 6/4

Atara Biotherapeutics, Inc.

Biological Products, (No Diagnostic Substances) | SIC: 2836
Phone: 805-623-4211

CIK: 0001604464
EIN: 460920988
State Location: CA
State of Inc.: DE

Nasdaq:ATRA

Form: 144

Filing Date: 02 Mar 2026
Report Date:
Accepted: 02 Mar 2026 04:25 p.m.
Accession Number: 0000905148-26-001102

Act: 33
File Number: 001-36548
Film Number: 26710061

Documents

Primary Document

Accepted: 02 Mar 2026 04:25 p.m.

0000905148-26-001102-index-headers.html

Last Modified: 02 Mar 2026 04:25 p.m.

0000905148-26-001102-index.html

Last Modified: 02 Mar 2026 04:25 p.m.

0000905148-26-001102.txt

Last Modified: 02 Mar 2026 04:25 p.m.

primary_doc.xml

Last Modified: 02 Mar 2026 04:25 p.m.