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Side-by-side financial comparison of SIGA TECHNOLOGIES INC (SIGA) and Virgin Galactic Holdings, Inc (SPCE). Click either name above to swap in a different company.

Virgin Galactic Holdings, Inc is the larger business by last-quarter revenue ($4.2M vs $3.8M, roughly 1.1× SIGA TECHNOLOGIES INC). On growth, Virgin Galactic Holdings, Inc posted the faster year-over-year revenue change (125.5% vs -95.3%). SIGA TECHNOLOGIES INC produced more free cash flow last quarter ($43.1M vs $-113.5M).

SIGA Technologies, Inc. is an American pharmaceutical company founded in 1995, based in New York City, which develops and sells pharmaceutical solutions for the antiviral treatment of smallpox, monkeypox, cowpox, and vaccinia complications.

Virgin Galactic Holdings, Inc. is a British-American spaceflight company founded by Richard Branson and the Virgin Group conglomerate, which retains an 11.9% stake through Virgin Investments Limited.

SIGA vs SPCE — Head-to-Head

Bigger by revenue
SPCE
SPCE
1.1× larger
SPCE
$4.2M
$3.8M
SIGA
Growing faster (revenue YoY)
SPCE
SPCE
+220.9% gap
SPCE
125.5%
-95.3%
SIGA
More free cash flow
SIGA
SIGA
$156.7M more FCF
SIGA
$43.1M
$-113.5M
SPCE

Income Statement — Q4 FY2025 vs Q2 FY2024

Metric
SIGA
SIGA
SPCE
SPCE
Revenue
$3.8M
$4.2M
Net Profit
$-93.8M
Gross Margin
21.2%
-546.6%
Operating Margin
-2412.1%
Net Margin
-2222.2%
Revenue YoY
-95.3%
125.5%
Net Profit YoY
-111.9%
30.2%
EPS (diluted)
$-4.36

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
SIGA
SIGA
SPCE
SPCE
Q4 25
$3.8M
Q3 25
$2.6M
Q2 25
$81.1M
Q1 25
$7.0M
Q4 24
$81.5M
Q3 24
$10.0M
Q2 24
$21.8M
$4.2M
Q1 24
$25.4M
$2.0M
Net Profit
SIGA
SIGA
SPCE
SPCE
Q4 25
Q3 25
$-6.4M
Q2 25
$35.5M
Q1 25
$-408.2K
Q4 24
$45.8M
Q3 24
$1.3M
Q2 24
$1.8M
$-93.8M
Q1 24
$10.3M
$-102.0M
Gross Margin
SIGA
SIGA
SPCE
SPCE
Q4 25
21.2%
Q3 25
61.8%
Q2 25
68.5%
Q1 25
97.8%
Q4 24
82.7%
Q3 24
83.8%
Q2 24
43.6%
-546.6%
Q1 24
87.3%
-1038.1%
Operating Margin
SIGA
SIGA
SPCE
SPCE
Q4 25
Q3 25
-390.2%
Q2 25
56.3%
Q1 25
-32.0%
Q4 24
70.1%
Q3 24
5.4%
Q2 24
5.0%
-2412.1%
Q1 24
44.3%
-5599.9%
Net Margin
SIGA
SIGA
SPCE
SPCE
Q4 25
Q3 25
-243.0%
Q2 25
43.7%
Q1 25
-5.8%
Q4 24
56.2%
Q3 24
13.4%
Q2 24
8.4%
-2222.2%
Q1 24
40.4%
-5139.1%
EPS (diluted)
SIGA
SIGA
SPCE
SPCE
Q4 25
Q3 25
$-0.09
Q2 25
$0.49
Q1 25
$-0.01
Q4 24
$0.63
Q3 24
$0.02
Q2 24
$0.03
$-4.36
Q1 24
$0.14
$-5.10

Balance Sheet & Financial Strength

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

Metric
SIGA
SIGA
SPCE
SPCE
Cash + ST InvestmentsLiquidity on hand
$155.0M
$775.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$198.8M
$394.8M
Total Assets
$219.5M
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SIGA
SIGA
SPCE
SPCE
Q4 25
$155.0M
Q3 25
$172.0M
Q2 25
$182.5M
Q1 25
$162.3M
Q4 24
$155.4M
Q3 24
$99.3M
Q2 24
$106.9M
$775.7M
Q1 24
$143.9M
$765.2M
Stockholders' Equity
SIGA
SIGA
SPCE
SPCE
Q4 25
$198.8M
Q3 25
$203.5M
Q2 25
$209.3M
Q1 25
$216.1M
Q4 24
$215.8M
Q3 24
$169.4M
Q2 24
$167.6M
$394.8M
Q1 24
$165.0M
$417.6M
Total Assets
SIGA
SIGA
SPCE
SPCE
Q4 25
$219.5M
Q3 25
$231.6M
Q2 25
$235.3M
Q1 25
$247.1M
Q4 24
$244.3M
Q3 24
$195.4M
Q2 24
$192.7M
$1.1B
Q1 24
$243.1M
$1.1B

Cash Flow & Capital Efficiency

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

Metric
SIGA
SIGA
SPCE
SPCE
Operating Cash FlowLast quarter
$43.5M
$-79.1M
Free Cash FlowOCF − Capex
$43.1M
$-113.5M
FCF MarginFCF / Revenue
1136.4%
-2690.7%
Capex IntensityCapex / Revenue
9.4%
815.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$103.1M
$-458.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SIGA
SIGA
SPCE
SPCE
Q4 25
$43.5M
Q3 25
$-9.8M
Q2 25
$63.1M
Q1 25
$7.1M
Q4 24
$56.3M
Q3 24
$-7.4M
Q2 24
$6.0M
$-79.1M
Q1 24
$-6.1M
$-113.2M
Free Cash Flow
SIGA
SIGA
SPCE
SPCE
Q4 25
$43.1M
Q3 25
$-10.1M
Q2 25
$63.1M
Q1 25
$7.0M
Q4 24
$56.3M
Q3 24
$-7.4M
Q2 24
$6.0M
$-113.5M
Q1 24
$-126.3M
FCF Margin
SIGA
SIGA
SPCE
SPCE
Q4 25
1136.4%
Q3 25
-385.6%
Q2 25
77.8%
Q1 25
99.9%
Q4 24
69.1%
Q3 24
-74.0%
Q2 24
27.3%
-2690.7%
Q1 24
-6362.8%
Capex Intensity
SIGA
SIGA
SPCE
SPCE
Q4 25
9.4%
Q3 25
11.1%
Q2 25
0.0%
Q1 25
0.4%
Q4 24
0.0%
Q3 24
0.2%
Q2 24
0.0%
815.5%
Q1 24
0.0%
658.5%
Cash Conversion
SIGA
SIGA
SPCE
SPCE
Q4 25
Q3 25
Q2 25
1.78×
Q1 25
Q4 24
1.23×
Q3 24
-5.49×
Q2 24
3.25×
Q1 24
-0.60×

Financial Flow Comparison

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

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