Atara BiotherapeuticsATRA

13F holders, Q3 2024 (September 30)
1holders −4
0new positions
4sold out
$8.14avg. 13F price*

At the end of Q3 2024, 1 institutions reported holding Atara Biotherapeutics Inc. (ATRA) in their 13F filings, down 4 from Q2 2024. 0 opened new positions and 4 sold out. The largest holder was EverSource Wealth Advisors, LLC ($285).

Company
Atara Biotherapeutics Inc.
CUSIP
046513107
Latest filing quarter
Q2 2026

History

Number of 13F holders

020406080100 Q1 2024: 82Q1 2024Q2 2024: 5Q2 2024Q3 2024: 1Q3 2024Q4 2024: 2Q4 2024Q3 2025: 1Q3 2025Q1 2026: 1Q1 2026Q2 2026: 1Q2 2026

Total Exit/New Position Q2 2024 → Q3 2024

InstitutionsTotal Value
New Positions0$0
Exits4$1.5M

All 13F filers, Q2 2024 → Q3 2024: 182,042 shares sold, net −182,042 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 1 holders

EverSource Wealth Advisors, LLC 0.00% No change 35 $285

"% of holder's portfolio" is ATRA's weight in each manager's 13F, not the share of Atara Biotherapeutics Inc. the manager owns.