NASDAQ:SIGA Siga Technologies (SIGA) Stock Price, News & Analysis $3.11 +0.16 (+5.42%) Closing price 11/3/2026 04:00 PM EasternExtended Trading$3.10 0.00 (-0.16%) As of 04:41 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest About Siga Technologies Stock (NASDAQ:SIGA) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Siga Technologies alerts:Sign Up Key Stats Today's Range$2.96▼$3.1450-Day Range$2.95▼$3.4852-Week Range$2.83▼$8.46Volume720,715 shsAverage Volume492,298 shsMarket Capitalization$223.45 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingSell Company Overview SIGA Technologies, Inc. is a commercial-stage pharmaceutical company focused on developing and supplying medical countermeasures for high-consequence infectious diseases. Its primary product is TPOXX (tecovirimat), an antiviral medicine developed to treat smallpox. TPOXX targets orthopoxviruses, the virus family that includes variola virus, which causes smallpox, as well as mpox and other related infections. TPOXX has been approved by the U.S. Food and Drug Administration in oral and intravenous formulations for the treatment of smallpox. SIGA supplies the product to the U.S. government for inclusion in the Strategic National Stockpile and works with public-sector and international customers seeking preparedness against smallpox and other orthopoxvirus threats. The company also supports regulatory submissions and commercial distribution in selected markets outside the United States. SIGA was founded in the 1990s and has historically operated as a biotechnology company specializing in biodefense and infectious-disease products. Its business is centered on research, development, manufacturing, and government procurement of TPOXX, with sales primarily tied to national preparedness programs and public-health agencies rather than a conventional consumer pharmaceutical market.AI Generated. May Contain Errors. Read More Siga Technologies Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks10th Percentile Overall ScoreSIGA MarketRank™: 0.47759592165 of 5 starsSiga Technologies scored higher than 10% of companies evaluated by MarketBeat, and ranked 849th out of 893 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion0.7 / 5Analyst RatingSell Consensus RatingSiga Technologies has received a consensus rating of Sell. The company's average rating score is 1.00, and is based on no strong buy ratings, no buy ratings, no hold ratings, and 1 sell rating.Amount of Analyst CoverageSiga Technologies has only been the subject of 1 research reports in the past 90 days.Read more about Siga Technologies' stock forecast and price target. Earnings and Valuation0.0 / 5Proj. Earnings GrowthN/A Price to Earnings Ratio vs. the MarketThe P/E ratio of Siga Technologies is -62.20, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Siga Technologies is -62.20, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioSiga Technologies has a P/B Ratio of 1.12. P/B Ratios below 3 indicates that a company is reasonably valued with respect to its assets and liabilities.Read more about Siga Technologies' valuation and earnings. Short Interest2.0 / 5Short Interest LevelBearish Percentage of Shares Shorted5.10% of the float of Siga Technologies has been sold short.Short Interest Ratio / Days to CoverSiga Technologies has a short interest ratio ("days to cover") of 6.36.Change versus previous monthShort interest in Siga Technologies has recently decreased by 1.04%, indicating that investor sentiment is improving. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldSiga Technologies does not currently pay a dividend.Dividend GrowthSiga Technologies does not have a long track record of dividend growth. News and Social Media3.5 / 5News Sentiment0.55 News SentimentSiga Technologies has a news sentiment score of 0.55. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.41 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 5 news articles for Siga Technologies this week, compared to 1 article on an average week.MarketBeat Follows1 people have added Siga Technologies to their MarketBeat watchlist in the last 30 days. Company Ownership0.8 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Siga Technologies insiders have not sold or bought any company stock.Percentage Held by Insiders2.73% of the stock of Siga Technologies is held by insiders.Percentage Held by Institutions55.40% of the stock of Siga Technologies is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Siga Technologies' insider trading history. 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Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. SIGA Stock News HeadlinesSIGA to Host Business Update Call on November 9, 2026, Following Release of Third-Quarter 2026 Financial ResultsOctober 29, 2026 | globenewswire.comSIGA Wins Canadian Defence Contract Worth Up To $15M For Smallpox Antiviral; Stock UpOctober 28, 2026 | rttnews.comDoes your nest egg have an expiration date?A $250,000 nest egg growing at 5% a year and paying out $2,500 a month runs dry in just over a decade. Start with $150,000 and it's gone in under six years. A new Prudential survey of more than 3,000 Americans over 50 found 86% don't feel free to spend their savings on things they enjoy. Tim Plaehn, who has advised investors since the 1980s, is tracking a monthly income fund built on major U.S. companies that pays cash without requiring investors to sell shares.November 4 at 1:00 AM | Investors Alley (Ad)SIGA Technologies, Inc. Secures Contract from Public Services and Procurement Canada to Supply Oral Tpoxx to Canadian Department of National DefenceOctober 28, 2026 | marketscreener.comMSIGA secures $15M contract from Canadian Department of National DefenceOctober 28, 2026 | seekingalpha.comSIGA Secures Contract Valued at Up to $15 Million from Canadian Department of National Defence to Purchase TPOXX®October 28, 2026 | globenewswire.comSIGA Tech (SIGA): Profits Drop 65%, But Cash and Special Payouts RemainSeptember 6, 2026 | insidermonkey.comSIGA Technologies, Inc. (SIGA) Q2 2026 Earnings Call TranscriptAugust 7, 2026 | seekingalpha.comSee More Headlines SIGA Stock Analysis - Frequently Asked Questions How have SIGA shares performed this year? Siga Technologies' stock was trading at $6.11 at the beginning of the year. Since then, SIGA stock has decreased by 49.1% and is now trading at $3.11. How were Siga Technologies' earnings last quarter? Siga Technologies Inc. (NASDAQ:SIGA) issued its quarterly earnings results on Thursday, August, 6th. The company reported $0.17 earnings per share (EPS) for the quarter. The company had revenue of $41.00 million for the quarter. Siga Technologies had a negative trailing twelve-month return on equity of 1.55% and a negative net margin of 5.19%. Read the conference call transcript. Who are Siga Technologies' major shareholders? Siga Technologies' top institutional investors include SummerHaven Investment Management LLC (0.13%), State of Wyoming (0.12%), Abel Hall LLC (0.05%) and State of Alaska Department of Revenue (0.03%). View institutional ownership trends. How do I buy shares of Siga Technologies? Shares of SIGA stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Siga Technologies own? Based on aggregate information from My MarketBeat watchlists, some other companies that Siga Technologies investors own include Tesla (TSLA), NVIDIA (NVDA), Advanced Micro Devices (AMD), NIO (NIO), Alibaba Group (BABA), Micron Technology (MU) and Enphase Energy (ENPH). Company Calendar Last Earnings8/06/2026Today11/04/2026Next Earnings (Estimated)11/09/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Red Zone (8m+) 1-Year History Nov 25 Feb 26 May 26 Aug 26 Nov 26 SIGA's financial health is in the Red zone, according to TradeSmith. SIGA has been in this zone for over 8 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Pharmaceuticals Sub-IndustryPharmaceuticals Current SymbolNASDAQ:SIGA CIK1010086 Webwww.siga.com Phone(212) 672-9100Fax212-697-3130Employees49Year Founded1995Profitability EPS (Trailing Twelve Months)($0.05) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income$23.28 million Net Margins-5.19% Pretax Margin-10.27% Return on Equity-1.55% Return on Assets-1.32% Debt Debt-to-Equity RatioN/A Current Ratio21.72 Quick Ratio16.48 Sales & Book Value Annual Sales$94.57 million Price / Sales2.36 Cash Flow$0.35 per share Price / Cash Flow8.86 Book Value$2.78 per share Price / Book1.12Miscellaneous Outstanding Shares71,850,000Free Float69,888,000Market Cap$223.45 million OptionableOptionable Beta1.10 Social Links 7 Energy Stocks to Buy and Hold ForeverOil still powers the global economy, but AI is reshaping the energy opportunity. Discover seven stocks spanning traditional energy, infrastructure, and next-generation power.Get This Free Report This page (NASDAQ:SIGA) was last updated on 11/3/2026 by MarketBeat.com Staff. From Our PartnersFinancial Legend: “Big trouble ahead …”Dr. Martin D. Weiss, founder of Weiss Ratings and a two-time Congressional witness on financial institution ri...Weiss Ratings | SponsoredI'm handing you this one freeElon Musk doesn't own the chip powering every Tesla, every Starlink dish, and every AI satellite he builds, he...Behind the Markets | SponsoredDr. Ron Paul: “It’s time to prepare”The Pentagon has plans for military bases to survive a 90-day disaster. 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