SIGA Technologies, Inc. (SIGA) P/E Ratio History
Fairly ValuedTrading at 9.6x, near 5Y avg of 11.3x · 60th percentile · In line with own history · Data 2011–2026
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P/E Ratio Analysis
As of September 24, 2026, SIGA Technologies, Inc. (SIGA) trades at a price-to-earnings ratio of 9.6x, with a stock price of $3.17 and trailing twelve-month earnings per share of $-0.04.
The current P/E is 15% below its 5-year average of 11.3x. Over the past five years, SIGA's P/E has ranged from a low of 5.6x to a high of 36.1x, placing the current valuation at the 60th percentile of its historical range.
Compared to the Healthcare sector median P/E of 23.7x, SIGA trades at a 59% discount to its sector peers. The sector includes 225 companies with P/E ratios ranging from 0.0x to 167.0x.
Relative to the broader market, SIGA trades at a notable discount to the S&P 500 median P/E of 25.3x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our SIGA DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
SIGA Cross-Benchmark Valuation
How does the current P/E compare to sector peers and the broader market?
SIGA P/E vs Peers
Vaccines and biodefense products peers sorted by market cap
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $188B | 22.3 | 0.17Best | +1684%Best | |
| $131B | 33.7 | 4.07 | +837% | |
| $83B | 19.3 | 3.05 | +8% | |
| $1B | 167.0 | - | -79% | |
| $105B | 22.9 | - | +49% | |
| $52B | 30.6 | - | +325% | |
| $2B | 4.2Lowest | - | +307% |
Lower P/E can signal a discount or weaker growth expectations; PEG adds growth context.
SIGA Historical P/E Data (2011–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Period End | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | - | $5.35 | $0.28 | 19.4x | +33% |
| FY2025 Q4 | Dec 31 2025 | $6.11 | $0.32 | 19.2x | +32% |
| FY2025 Q3 | - | $9.15 | $1.03 | 8.8x | -39% |
| FY2025 Q2 | Jun 30 2025 | $6.52 | $1.14 | 5.7x | -61% |
| FY2025 Q1 | Mar 31 2025 | $5.48 | $0.68 | 8.1x | -45% |
| FY2024 Q4 | - | $6.01 | $0.82 | 7.3x | -50% |
| FY2024 Q3 | Sep 30 2024 | $6.75 | $1.20 | 5.6x | -61% |
| FY2024 Q2 | Jun 30 2024 | $7.59 | $1.18 | 6.4x | -56% |
| FY2024 Q1 | Mar 31 2024 | $8.56 | $1.11 | 7.7x | -47% |
| FY2023 Q4 | Dec 31 2023 | $5.60 | $0.96 | 5.8x | -60% |
| FY2023 Q2 | Jun 30 2023 | $5.05 | $0.39 | 13.1x | -10% |
| FY2023 Q1 | Mar 31 2023 | $5.75 | $0.46 | 12.6x | -13% |
| FY2022 Q4 | Dec 31 2022 | $7.36 | $0.46 | 15.9x | +9% |
| FY2022 Q3 | Sep 30 2022 | $10.30 | $1.46 | 7.1x | -51% |
| FY2022 Q2 | - | $11.58 | $0.96 | 12.0x | -17% |
| FY2022 Q1 | - | $7.09 | $0.93 | 7.6x | -48% |
| FY2021 Q4 | Dec 31 2021 | $7.52 | $0.92 | 8.1x | -44% |
| FY2021 Q3 | - | $7.39 | $0.20 | 36.1x | +148% |
| FY2021 Q2 | Jun 30 2021 | $6.28 | $0.56 | 11.3x | -22% |
| FY2021 Q1 | Mar 31 2021 | $6.50 | $0.82 | 7.9x | -46% |
| FY2020 Q4 | - | $7.27 | $0.72 | 10.1x | -31% |
| FY2020 Q3 | Sep 30 2020 | $6.87 | $0.40 | 17.0x | +17% |
| FY2020 Q2 | - | $5.91 | $0.08 | 74.0x | +408% |
| FY2019 Q3 | Sep 30 2019 | $5.12 | $0.58 | 8.9x | -39% |
| FY2019 Q2 | Jun 30 2019 | $5.68 | $5.30 | 1.1x | -93% |
| FY2019 Q1 | Mar 31 2019 | $6.01 | $5.25 | 1.1x | -92% |
| FY2018 Q4 | Dec 31 2018 | $7.90 | $5.12 | 1.5x | -89% |
| FY2018 Q3 | Sep 30 2018 | $6.89 | $4.34 | 1.6x | -89% |
| FY2012 Q1 | Mar 31 2012 | $3.36 | $0.22 | 15.6x | +7% |
| FY2011 Q4 | Dec 31 2011 | $2.52 | $0.20 | 12.6x | -13% |
| FY2011 Q3 | Sep 30 2011 | $3.27 | $0.04 | 82.0x | +463% |
Average P/E for displayed period: 14.6x
SIGA Chart Terminal
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Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
15+ years return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
SIGA — Frequently Asked Questions
Quick answers to the most common questions about buying SIGA stock.
What is SIGA's P/E ratio?
SIGA Technologies, Inc. (SIGA) trailing twelve-month P/E ratio is 9.6x, based on TTM diluted EPS of $-0.04. The 5-year average P/E is 11.3x and the historical range spans 5.6x to 36.1x.
Is SIGA stock overvalued or undervalued?
SIGA trades at 9.6x P/E, near its 5-year average of 11.3x. The 60th percentile ranking within the 5.6x–36.1x historical range places valuation within normal bounds.
Is SIGA stock expensive?
SIGA is fairly valued relative to its own history. The current P/E of 9.6x is near the 5-year average of 11.3x (60th percentile of historical range).
What is SIGA's historical P/E range?
Over the past 5 years, SIGA's P/E ratio has ranged from 5.6x to 36.1x, with a median of 8.1x and an average of 11.3x. The current P/E of 9.6x places the stock at the 60th percentile of this range. Full historical data spans 2011–2026.
How does SIGA's P/E compare to the S&P 500?
SIGA trades at 9.6x P/E versus the S&P 500 median of 25.3x. The 62% discount to the market suggests lower growth expectations or perceived higher risk.
How does SIGA's valuation compare to Healthcare peers?
SIGA Technologies, Inc. P/E of 9.6x compares to the Healthcare sector median of 23.7x. The discount suggests lower growth expectations, weaker margins, or higher perceived risk relative to peers. See the peer comparison table on this page for ticker-by-ticker P/E and PEG.
What is SIGA's PEG ratio?
SIGA PEG ratio is N/A, based on a P/E of 9.6x and EPS growth of -60.2%. PEG normalises P/E by growth and helps compare stocks with different earnings trajectories.
What is SIGA's earnings yield?
SIGA earnings yield is 10.41%, the inverse of its 9.6x P/E ratio. Earnings yield represents the percentage of each dollar invested that the company earns. It can be compared directly to bond yields to assess relative attractiveness of stocks versus fixed income.