SIGA Technologies, Inc. (SIGA) Stock Chart
SIGA price chart
Daily prices adjusted for splits and dividends. 1D and 5D show delayed intraday prices. Markers: E earnings, D dividend, S split.
Technical snapshot
Key levels & statistics
SIGA performance vs the market
Total return, dividends reinvestedSIGA monthly returns
SIGA historical prices
SIGA dividends & splits
About the SIGA chart
SIGA Technologies (SIGA) closed at $3.17 on October 16, 2026, down 41.4% so far this year. The stock is trading 26.6% below its 200-day moving average of $4.32, which technical analysts usually read as a long-term downtrend. Over the past year SIGA returned −57.1% including dividends, behind the S&P 500 (+16.8%).
This page charts the full trading history of SIGA Technologies, Inc. stock. Daily prices come from EODHD and are adjusted for stock splits and dividends, so returns over long periods are comparable. For the latest quote, company profile, earnings and news, see the SIGA stock overview.
SIGA chart FAQ
What is SIGA Technologies's all-time high stock price?
The highest closing price for SIGA was $26.15 on August 15, 2022 (adjusted for stock splits). As of the October 16, 2026 close it traded 87.9% below that level.
What is the 52-week range of SIGA stock?
Over the 52 weeks to October 16, 2026, SIGA traded between an intraday low of $2.83 on August 12, 2026 and an intraday high of $8.55 on October 20, 2025.
Is SIGA above its 200-day moving average?
No. On October 16, 2026 SIGA closed at $3.17, 26.6% below its 200-day simple moving average of $4.32. The 50-day average was $3.15.
How has SIGA stock performed compared with the S&P 500?
Including reinvested dividends, SIGA returned −57.1% over the past year, compared with +16.8% for the S&P 500 (SPY). Over five years the figures were −31.2% and +83.0%.
Does SIGA Technologies pay a dividend?
Yes. SIGA Technologies paid $0.60 per share in dividends over the past 12 months (1 payment), a yield of about 18.93% at the latest close. The most recent dividend of $0.60 per share had an ex-dividend date of April 7, 2026.
How do I read the SIGA chart?
Pick a time range above the chart and choose candlesticks, a line or an area chart. Moving averages, Bollinger Bands, volume, RSI and MACD can be switched on with the indicator buttons, and "Compare" plots SIGA against the S&P 500, its sector or a competitor as a percentage change. Chart prices are adjusted for splits and dividends.