Atara Biotherapeutics (ATRA) Tax Rate (2013 - 2025)

Atara Biotherapeutics' Tax Rate history runs 13 years deep, the most recent figure standing at 0.65% for Q3 2025.

• Quarterly Tax Rate fell 73.0% year-over-year to 0.65% in Q3 2025, while the trailing twelve-month figure through Mar 2026 was 0.33% (down 56.0% YoY) and the FY2025 annual result came in at 0.09%, up 8.0% from the prior year.
• Tax Rate was 0.65% for Q3 2025 at Atara Biotherapeutics, down from 0.13% in the prior quarter.
• Across five years, Tax Rate topped out at 0.15% in Q4 2024 and bottomed at 0.65% in Q3 2025.
• A 5-year average of 0.04% and a median of 0.01% in 2022 frame the typical range for Tax Rate.
• Annual changes were most pronounced in 2024 — Tax Rate advanced 17 bps — and 2025, when it tumbled 73 bps.
• Atara Biotherapeutics' Tax Rate stood at 0.03% in 2021, then surged by 92 bps to 0.0% in 2022, then plunged by 579 bps to 0.02% in 2023, then jumped by 921 bps to 0.15% in 2024, then sank by 538 bps to 0.65% in 2025.
• Business Quant data shows ATRA's Tax Rate at 0.65% in Q3 2025, 0.13% in Q2 2025, and 0.15% in Q4 2024.