State Ledger
Company profile

Atara Biotherapeutics, Inc. CIK 1604464

Ticker
ATRA (Nasdaq)
Industry
Biological Products, (No Diagnostic Substances)
Headquarters
Thousand Oaks, CA 91320
Fiscal year end
2025 (FY)
Market Data
Close
$9.41
Change
+$0.36
Change %
3.92%
Volume
469

ATRA · trading date Oct 9, 2026 · previous close $9.06 · source: Alpaca (IEX feed, not consolidated full-market data).

Key Financials
Revenue
$120.77M
Net income
$32.69M
Total assets
$20.24M
Total liabilities
$58.74M
Stockholders' equity
-$38.50M
Cash & equivalents
$8.48M
Operating income
$35.86M
Operating cash flow
-$50.94M
Capital expenditures
$0

Fiscal year 2025, via 10-K filed 2026-03-16. A dash means this figure wasn't reported in the source filing under a field State Ledger recognizes - not that the value is zero.

Financial Performance
Operating margin
29.7%
Net margin
27.1%
Free cash flow
-$50.94M
Free cash flow margin
-42.2%
Liabilities / assets
290.3%
Equity / assets
-190.3%
CapEx / revenue
0.0%
Operating cash flow / net income
-1.56×

Derived from the fiscal year 2025 figures above. These metrics are mathematical calculations and do not represent a rating or assessment of the company.

Financial History
Fiscal yearRevenueNet incomeAssetsLiabilitiesEquity
2025 $120.77M $32.69M $20.24M $58.74M -$38.50M
2024 $128.94M -$85.40M $109.10M $206.38M -$97.28M
2023 $8.57M -$276.13M $165.50M $264.74M $99.23M
2022 — -$228.30M $376.42M $249.78M $126.64M
2021 — -$340.14M $468.13M $188.51M $279.61M
Company Details
SIC code
2836
State of incorporation
DE
Active filer
Yes
Most recent SEC filing
Form 4
2026-09-04
Financials filed via
Form 10-K
filed 2026-03-16

"Most recent SEC filing" may differ from the filing used for the financial figures above.

Location
Thousand Oaks, CA 91320
1280 RANCHO CONEJO BLVD
Data & Methodology

SEC EDGAR submissions API (identity, collected Sep 19, 2026, 15:11 UTC) and SEC XBRL Company Facts API (financials, collected Sep 26, 2026, 15:17 UTC) · figures as originally filed, not restated · a dash always means a value wasn't reported, never a real zero.

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