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Side-by-side financial comparison of Atara Biotherapeutics, Inc. (ATRA) and INTRUSION INC (INTZ). Click either name above to swap in a different company.

Atara Biotherapeutics, Inc. is the larger business by last-quarter revenue ($1.6M vs $1.5M, roughly 1.1× INTRUSION INC). On growth, INTRUSION INC posted the faster year-over-year revenue change (-11.6% vs -95.1%). Over the past eight quarters, INTRUSION INC's revenue compounded faster (14.4% CAGR vs -75.9%).

Atara Biotherapeutics, Inc. is a clinical-stage biotechnology company focused on developing allogeneic T-cell immunotherapies for patients with unmet medical needs across oncology, autoimmune disease, and infectious disease indications. It operates primarily in North America, Europe, and Asia-Pacific, partnering with research institutions to advance its novel treatment pipeline.

Intrusion Inc. is a cybersecurity company based in Plano, Texas. It provides cybersecurity solutions, including network intrusion detection and prevention systems.

ATRA vs INTZ — Head-to-Head

Bigger by revenue
ATRA
ATRA
1.1× larger
ATRA
$1.6M
$1.5M
INTZ
Growing faster (revenue YoY)
INTZ
INTZ
+83.5% gap
INTZ
-11.6%
-95.1%
ATRA
Faster 2-yr revenue CAGR
INTZ
INTZ
Annualised
INTZ
14.4%
-75.9%
ATRA

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATRA
ATRA
INTZ
INTZ
Revenue
$1.6M
$1.5M
Net Profit
$-2.8M
Gross Margin
74.3%
Operating Margin
-192.4%
Net Margin
-190.7%
Revenue YoY
-95.1%
-11.6%
Net Profit YoY
73.2%
-44.4%
EPS (diluted)
$-0.15

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ATRA
ATRA
INTZ
INTZ
Q4 25
$1.6M
$1.5M
Q3 25
$3.5M
$2.0M
Q2 25
$17.6M
$1.9M
Q1 25
$98.1M
$1.8M
Q4 24
$32.8M
$1.7M
Q3 24
$40.2M
$1.5M
Q2 24
$28.6M
$1.5M
Q1 24
$27.4M
$1.1M
Net Profit
ATRA
ATRA
INTZ
INTZ
Q4 25
$-2.8M
Q3 25
$-4.3M
$-2.1M
Q2 25
$2.4M
$-2.0M
Q1 25
$38.0M
$-2.1M
Q4 24
$-12.7M
$-2.0M
Q3 24
$-21.9M
$-2.0M
Q2 24
$-19.0M
$-2.1M
Q1 24
$-31.8M
$-1.7M
Gross Margin
ATRA
ATRA
INTZ
INTZ
Q4 25
74.3%
Q3 25
76.6%
Q2 25
76.4%
Q1 25
75.7%
Q4 24
74.9%
Q3 24
77.1%
Q2 24
76.0%
Q1 24
80.0%
Operating Margin
ATRA
ATRA
INTZ
INTZ
Q4 25
-192.4%
Q3 25
-103.5%
-108.6%
Q2 25
18.2%
-111.4%
Q1 25
39.5%
-117.9%
Q4 24
-37.3%
-113.5%
Q3 24
-54.1%
-135.5%
Q2 24
-63.7%
-139.2%
Q1 24
-114.2%
-218.6%
Net Margin
ATRA
ATRA
INTZ
INTZ
Q4 25
-190.7%
Q3 25
-124.6%
-106.5%
Q2 25
13.6%
-109.0%
Q1 25
38.7%
-118.2%
Q4 24
-38.8%
-116.8%
Q3 24
-54.5%
-136.3%
Q2 24
-66.5%
-141.6%
Q1 24
-116.1%
-151.7%
EPS (diluted)
ATRA
ATRA
INTZ
INTZ
Q4 25
$-0.15
Q3 25
$-0.32
$-0.10
Q2 25
$0.19
$-0.10
Q1 25
$3.50
$-0.11
Q4 24
$0.27
$0.19
Q3 24
$-2.93
$-0.35
Q2 24
$-3.10
$-0.53
Q1 24
$-5.65
$-0.94

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ATRA
ATRA
INTZ
INTZ
Cash + ST InvestmentsLiquidity on hand
$8.5M
$3.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$-38.5M
$7.3M
Total Assets
$20.2M
$10.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRA
ATRA
INTZ
INTZ
Q4 25
$8.5M
$3.6M
Q3 25
$13.7M
$4.5M
Q2 25
$22.3M
$8.4M
Q1 25
$13.8M
$10.7M
Q4 24
$42.5M
$4.9M
Q3 24
$67.2M
$1.1M
Q2 24
$35.3M
$1.5M
Q1 24
$46.2M
$122.0K
Stockholders' Equity
ATRA
ATRA
INTZ
INTZ
Q4 25
$-38.5M
$7.3M
Q3 25
$-36.6M
$9.8M
Q2 25
$-35.0M
$11.6M
Q1 25
$-55.1M
$13.4M
Q4 24
$-97.3M
$6.3M
Q3 24
$-90.5M
$2.6M
Q2 24
$-110.9M
$2.9M
Q1 24
$-98.3M
$-1.2M
Total Assets
ATRA
ATRA
INTZ
INTZ
Q4 25
$20.2M
$10.4M
Q3 25
$30.2M
$13.7M
Q2 25
$36.9M
$16.4M
Q1 25
$62.0M
$18.0M
Q4 24
$109.1M
$11.5M
Q3 24
$142.7M
$7.4M
Q2 24
$117.3M
$7.5M
Q1 24
$165.3M
$5.7M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ATRA
ATRA
INTZ
INTZ
Operating Cash FlowLast quarter
$-50.9M
$-531.0K
Free Cash FlowOCF − Capex
$-549.0K
FCF MarginFCF / Revenue
-37.1%
Capex IntensityCapex / Revenue
0.0%
1.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-7.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRA
ATRA
INTZ
INTZ
Q4 25
$-50.9M
$-531.0K
Q3 25
$-9.8M
$-3.0M
Q2 25
$-7.3M
$-1.6M
Q1 25
$-28.1M
$-1.7M
Q4 24
$-24.5M
$-178.0K
Q3 24
$-4.0M
$-2.1M
Q2 24
$-10.6M
$-2.9M
Q1 24
$-29.6M
$-1.1M
Free Cash Flow
ATRA
ATRA
INTZ
INTZ
Q4 25
$-549.0K
Q3 25
$-3.0M
Q2 25
$-1.9M
Q1 25
$-2.1M
Q4 24
$-24.6M
$-645.0K
Q3 24
$-2.1M
Q2 24
$-10.7M
$-3.0M
Q1 24
$-29.7M
$-1.2M
FCF Margin
ATRA
ATRA
INTZ
INTZ
Q4 25
-37.1%
Q3 25
-153.2%
Q2 25
-101.1%
Q1 25
-117.3%
Q4 24
-75.0%
-38.5%
Q3 24
-140.4%
Q2 24
-37.3%
-202.3%
Q1 24
-108.7%
-104.2%
Capex Intensity
ATRA
ATRA
INTZ
INTZ
Q4 25
0.0%
1.2%
Q3 25
0.0%
1.7%
Q2 25
0.0%
17.8%
Q1 25
0.0%
22.1%
Q4 24
0.3%
27.9%
Q3 24
0.0%
2.2%
Q2 24
0.1%
2.1%
Q1 24
0.5%
5.7%
Cash Conversion
ATRA
ATRA
INTZ
INTZ
Q4 25
Q3 25
Q2 25
-3.07×
Q1 25
-0.74×
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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