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Side-by-side financial comparison of Bolt Biotherapeutics, Inc. (BOLT) and Q32 Bio Inc. (QTTB). Click either name above to swap in a different company.

Bolt Biotherapeutics, Inc. is the larger business by last-quarter revenue ($2.5M vs $1.9M, roughly 1.3× Q32 Bio Inc.). Q32 Bio Inc. runs the higher net margin — 2991.2% vs -265.2%, a 3256.4% gap on every dollar of revenue.

Bolt Biotherapeutics, Inc. is a clinical-stage biotechnology company specializing in immune-stimulating antibody conjugate (ISAC) therapies for cancer treatment. Its core pipeline targets hard-to-treat solid tumors, serving global oncology markets and advancing novel immunotherapies that trigger targeted anti-tumor immune responses to improve patient outcomes.

Q32 Bio Inc. is a clinical-stage biotechnology company focused on developing targeted antibody-based immunotherapies for autoimmune disorders, inflammatory conditions and rare immunological diseases with unmet medical needs, operating primarily across North America and European markets.

BOLT vs QTTB — Head-to-Head

Bigger by revenue
BOLT
BOLT
1.3× larger
BOLT
$2.5M
$1.9M
QTTB
Higher net margin
QTTB
QTTB
3256.4% more per $
QTTB
2991.2%
-265.2%
BOLT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
BOLT
BOLT
QTTB
QTTB
Revenue
$2.5M
$1.9M
Net Profit
$-6.6M
$57.7M
Gross Margin
Operating Margin
-283.4%
Net Margin
-265.2%
2991.2%
Revenue YoY
Net Profit YoY
58.4%
506.9%
EPS (diluted)
$-9.38
$4.70

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
BOLT
BOLT
QTTB
QTTB
Q4 25
$2.5M
$1.9M
Q3 25
$2.2M
$-220.0K
Q2 25
$1.8M
$-284.0K
Q1 25
$1.2M
$-371.0K
Q4 24
$0
$0
Q3 24
$1.1M
$0
Q2 24
$1.3M
$0
Q1 24
$5.3M
$0
Net Profit
BOLT
BOLT
QTTB
QTTB
Q4 25
$-6.6M
$57.7M
Q3 25
$-7.1M
$-7.4M
Q2 25
$-8.6M
$-9.5M
Q1 25
$-11.0M
$-11.0M
Q4 24
$-15.9M
$-14.2M
Q3 24
$-15.2M
$-17.6M
Q2 24
$-21.2M
$-17.0M
Q1 24
$-10.8M
$1.0M
Operating Margin
BOLT
BOLT
QTTB
QTTB
Q4 25
-283.4%
Q3 25
-355.1%
3444.1%
Q2 25
-510.5%
3229.2%
Q1 25
-991.4%
3296.0%
Q4 24
Q3 24
-1441.1%
Q2 24
-1772.3%
Q1 24
-324.1%
Net Margin
BOLT
BOLT
QTTB
QTTB
Q4 25
-265.2%
2991.2%
Q3 25
-329.4%
3358.6%
Q2 25
-474.6%
3341.2%
Q1 25
-903.4%
2973.3%
Q4 24
Q3 24
-1330.1%
Q2 24
-1662.4%
Q1 24
-205.0%
EPS (diluted)
BOLT
BOLT
QTTB
QTTB
Q4 25
$-9.38
$4.70
Q3 25
$-3.72
$-0.60
Q2 25
$-4.46
$-0.78
Q1 25
$-0.29
$-0.90
Q4 24
$-13.73
$2.63
Q3 24
$-7.93
$-1.46
Q2 24
$-11.12
$-1.42
Q1 24
$-0.28
$-6.33

Balance Sheet & Financial Strength

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

Metric
BOLT
BOLT
QTTB
QTTB
Cash + ST InvestmentsLiquidity on hand
$27.5M
$48.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$26.5M
$42.0M
Total Assets
$56.7M
$61.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BOLT
BOLT
QTTB
QTTB
Q4 25
$27.5M
$48.3M
Q3 25
$31.9M
$49.0M
Q2 25
$34.8M
$54.8M
Q1 25
$38.8M
$65.5M
Q4 24
$47.3M
$78.0M
Q3 24
$53.8M
$89.1M
Q2 24
$73.7M
$97.7M
Q1 24
$91.3M
$115.5M
Stockholders' Equity
BOLT
BOLT
QTTB
QTTB
Q4 25
$26.5M
$42.0M
Q3 25
$32.1M
$-18.4M
Q2 25
$38.8M
$-12.2M
Q1 25
$46.8M
$-4.0M
Q4 24
$57.2M
$5.7M
Q3 24
$72.0M
$18.3M
Q2 24
$85.9M
$33.5M
Q1 24
$104.2M
$48.8M
Total Assets
BOLT
BOLT
QTTB
QTTB
Q4 25
$56.7M
$61.8M
Q3 25
$65.1M
$57.8M
Q2 25
$75.5M
$66.1M
Q1 25
$85.9M
$79.1M
Q4 24
$99.6M
$92.3M
Q3 24
$109.3M
$104.5M
Q2 24
$124.2M
$124.2M
Q1 24
$142.9M
$152.3M

Cash Flow & Capital Efficiency

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

Metric
BOLT
BOLT
QTTB
QTTB
Operating Cash FlowLast quarter
$-7.2M
$-6.2M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
-0.11×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BOLT
BOLT
QTTB
QTTB
Q4 25
$-7.2M
$-6.2M
Q3 25
$-9.7M
$-4.2M
Q2 25
$-9.6M
$-10.7M
Q1 25
$-13.4M
$-12.5M
Q4 24
$-14.4M
$-11.4M
Q3 24
$-14.0M
$-19.5M
Q2 24
$-16.1M
$-22.2M
Q1 24
$-16.8M
$-14.6M
Free Cash Flow
BOLT
BOLT
QTTB
QTTB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$-11.4M
Q3 24
$-14.0M
$-19.6M
Q2 24
$-22.2M
Q1 24
FCF Margin
BOLT
BOLT
QTTB
QTTB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
-1227.6%
Q2 24
Q1 24
Capex Intensity
BOLT
BOLT
QTTB
QTTB
Q4 25
Q3 25
0.0%
Q2 25
Q1 25
Q4 24
Q3 24
3.6%
Q2 24
0.0%
Q1 24
0.0%
Cash Conversion
BOLT
BOLT
QTTB
QTTB
Q4 25
-0.11×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
-14.14×

Financial Flow Comparison

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

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