Follow-The-Filings

Security

Atara Biotherapeutics Inc. · COM NEW

Equity holders as of 2026 Q1 (each manager’s latest book)

3 owners 1 new 3 exits max 0.0% (Vanguard Group Inc.)

owners 3
max % 0.0%
tracked value $5M
qoq N 1 A 2 E 3

holders

sorted by % of portfolio · long equity only · exits show last held size

manager % port activity shares value history
Vanguard Group Inc. 2025 Q4 stale 0.0% Add 0.00 pp 225,940 $4M hist
Steve Cohen - Point72 Asset Management, L.P. 2026 Q1 0.0% Add 0.00 pp 194,264 $919 hist
Israel Englander - Millennium Management LLC 2026 Q1 0.0% New 0.0% 47,689 $226 hist
Marshall Wace - Marshall Wace, LLP exited 2026 Q1 last 2025 Q4 0.0% Exit 0.00 pp 148,632 $3M hist
Renaissance Technologies LLC exited 2026 Q1 last 2025 Q4 0.0% Exit 0.00 pp 30,040 $543 hist
Ken Griffin - Citadel Advisors LLC exited 2026 Q1 last 2025 Q4 0.0% Exit 0.00 pp 15,577 $282 hist

financials

US-GAAP annual · as tagged in Form 10-K · fiscal years · values link to the SEC filing

Income statement

Metric FY2023 FY2024 FY2025
Revenue $8.57M $128.94M $120.77M
Gross profit
Gross margin
Net income -$276.13M -$85.4M $32.69M
Net margin * -3220.9% -66.2% 27.1%

Balance sheet

Metric FY2023 FY2024 FY2025
Total current assets $101.87M $64.89M $12.21M
Total non-current assets * $63.64M $44.2M $8.02M
Total assets $165.5M $109.1M $20.24M
Total current liabilities $142.23M $134.57M $14.92M
Total non-current liabilities * $122.51M $71.81M $43.82M
Total equity -$99.23M -$97.28M -$38.5M

Cash flow

Metric FY2023 FY2024 FY2025
Cash from operations -$192.98M -$68.72M -$50.94M
Cash from investing $123.87M $8.62M $18.15M
Cash from financing $2.01M $59.28M $16.1M
Net change in cash * -$67.1M -$811,000 -$16.69M

ownership over time

filing count by report period · click a bar for that quarter’s holders