Stocks · Health care · Biological Products, (No Diagnostic Substances)

Atara Biotherapeutics, Inc.

ATRA Clue Score62
United States Fiscal year ends December CIK 0001604464 Results filed 12 Aug 2026

What the insiders did Net selling

Nothing of that kind in this period.

What was left out

Form 4 filings counted 450
Amendments (4/A) skipped 6
Filings about a different issuer 0
Unreadable filings 0
Joint filings 8
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 60
Sales at will 452
Transactions with no price 0
Shares from compensation/vesting 9,481,638
Sales filed before the plan box existed 372
History held since 16 Oct 2014