SIGA Technologies Stock Price History
NASDAQ: SIGAHealth CareBiotechnology: Pharmaceutical PreparationsUSD
3.280.00 (0.00%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
SIGA price history at a glance
The price history for SIGA Technologies (SIGA) on this page begins on September 8, 1997, when the stock closed at $5.75; it most recently closed at $3.28 on October 5, 2026. The highest price in this record is $26.99, reached on August 15, 2022; the latest close is 87.8% below that peak. Across the 28 complete calendar years in the table, SIGA finished higher in 15 and lower in 13. Its best year was 2016 (+585.7%) and its worst was 2011 (-82.0%).
Over roughly 29 years the share price changed -43.0%, a -1.9% compound annual price return (excluding dividends). In the last 12 months alone, SIGA has lost 61.2%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 1997
- $26.99
- Date of high
- Aug 15, 2022
- Low since 1997
- $0.20
- Date of low
- Dec 21, 2015
- 52-week high
- $8.55
- 52-week low
- $2.83
- Last close
- $3.28
SIGA returns
1 week
-2.96%
1 month
+6.49%
3 months
-8.64%
6 months
-24.77%
Year to date
-46.32%
1 year
-61.18%
3 years
-39.71%
5 years
-53.87%
SIGA price return, excluding dividends.
SIGA annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 3.28 | -47.69% |
| 2025 | 6.27 | -0.95% |
| 2024 | 6.33 | +13.04% |
| 2023 | 5.60 | -23.91% |
| 2022 | 7.36 | -2.13% |
| 2021 | 7.52 | +3.44% |
| 2020 | 7.27 | +49.28% |
| 2019 | 4.87 | -36.75% |
| 2018 | 7.70 | +58.76% |
| 2017 | 4.85 | +68.40% |
| 2016 | 2.88 | +585.71% |
| 2015 | 0.42 | -70.00% |
| 2014 | 1.40 | -58.21% |
| 2013 | 3.35 | +21.82% |
| 2012 | 2.75 | +9.13% |
| 2011 | 2.52 | -82.00% |
| 2010 | 14.00 | +141.38% |
| 2009 | 5.80 | +80.69% |
| 2008 | 3.21 | +11.07% |
| 2007 | 2.89 | -22.93% |
| 2006 | 3.75 | +294.74% |
| 2005 | 0.95 | -42.77% |
| 2004 | 1.66 | -25.89% |
| 2003 | 2.24 | +62.32% |
| 2002 | 1.38 | -48.51% |
| 2001 | 2.68 | -15.09% |
| 2000 | 3.16 | +94.23% |
| 1999 | 1.63 | +13.04% |
| 1998 | 1.44 | -69.13% |
| 1997* | 4.66 | -19.02% |
* Partial year: the record begins after the start of 1997; return measured from the first available close.
2026 return is year to date.
SIGA daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 3.28 | 3.36 | 3.26 | 3.28 | 0.00% | |
| 3.23 | 3.33 | 3.15 | 3.28 | +0.61% | |
| 3.27 | 3.35 | 3.24 | 3.26 | -0.91% | |
| 3.48 | 3.49 | 3.23 | 3.29 | -5.46% | |
| 3.40 | 3.68 | 3.40 | 3.48 | +2.96% | |
| 3.40 | 3.43 | 3.29 | 3.38 | +0.90% | |
| 3.41 | 3.44 | 3.31 | 3.35 | -1.47% | |
| 3.44 | 3.44 | 3.35 | 3.40 | -1.16% | |
| 3.48 | 3.49 | 3.35 | 3.44 | -0.58% | |
| 3.43 | 3.50 | 3.34 | 3.46 | +0.29% | |
| 3.26 | 3.52 | 3.23 | 3.45 | +6.15% | |
| 3.17 | 3.27 | 3.15 | 3.25 | +2.52% | |
| 3.25 | 3.27 | 3.13 | 3.17 | -2.76% | |
| 3.19 | 3.31 | 3.15 | 3.26 | +3.16% | |
| 3.13 | 3.17 | 3.08 | 3.16 | +0.64% | |
| 3.03 | 3.20 | 3.01 | 3.14 | +2.95% | |
| 3.09 | 3.13 | 3.04 | 3.05 | -1.61% | |
| 2.98 | 3.10 | 2.93 | 3.10 | +4.03% | |
| 3.14 | 3.14 | 2.94 | 2.98 | -5.40% | |
| 3.04 | 3.16 | 2.99 | 3.15 | +3.96% | |
| 3.06 | 3.08 | 3.01 | 3.03 | +0.33% | |
| 3.07 | 3.07 | 3.00 | 3.02 | -1.95% | |
| 3.20 | 3.25 | 3.04 | 3.08 | -3.75% | |
| 3.25 | 3.28 | 3.14 | 3.20 | -2.74% | |
| 3.20 | 3.32 | 3.10 | 3.29 | +1.86% | |
| 3.22 | 3.28 | 3.16 | 3.23 | +0.62% | |
| 3.24 | 3.26 | 3.18 | 3.21 | -0.93% | |
| 3.13 | 3.28 | 3.11 | 3.24 | +3.18% | |
| 3.06 | 3.16 | 3.00 | 3.14 | +2.61% | |
| 3.08 | 3.08 | 2.99 | 3.06 | 0.00% | |
| 3.05 | 3.09 | 2.91 | 3.06 | -0.33% | |
| 3.06 | 3.11 | 3.00 | 3.07 | +0.99% | |
| 2.96 | 3.05 | 2.96 | 3.04 | +3.40% | |
| 3.08 | 3.12 | 2.92 | 2.94 | -3.29% | |
| 2.99 | 3.09 | 2.95 | 3.04 | +2.36% | |
| 3.10 | 3.10 | 2.93 | 2.97 | -4.50% | |
| 2.99 | 3.12 | 2.97 | 3.11 | +4.01% | |
| 2.92 | 3.00 | 2.88 | 2.99 | +2.05% | |
| 3.00 | 3.00 | 2.88 | 2.93 | -2.33% | |
| 2.89 | 3.01 | 2.86 | 3.00 | +4.17% | |
| 2.89 | 2.94 | 2.86 | 2.88 | +0.35% | |
| 2.87 | 2.92 | 2.83 | 2.87 | -0.35% | |
| 2.93 | 2.99 | 2.87 | 2.88 | -1.71% | |
| 3.07 | 3.08 | 2.86 | 2.93 | -3.93% | |
| 3.15 | 3.19 | 3.04 | 3.05 | -2.24% | |
| 3.15 | 3.20 | 3.10 | 3.12 | -0.95% | |
| 3.24 | 3.24 | 3.11 | 3.15 | -2.78% | |
| 3.20 | 3.29 | 3.19 | 3.24 | +0.93% | |
| 3.31 | 3.31 | 3.18 | 3.21 | -1.83% | |
| 3.25 | 3.32 | 3.15 | 3.27 | +0.62% | |
| 3.33 | 3.33 | 3.21 | 3.25 | -2.69% | |
| 3.33 | 3.43 | 3.29 | 3.34 | 0.00% | |
| 3.11 | 3.34 | 3.01 | 3.34 | +7.74% | |
| 3.13 | 3.21 | 3.02 | 3.10 | -0.32% | |
| 3.14 | 3.18 | 3.03 | 3.11 | -1.27% | |
| 3.35 | 3.37 | 3.10 | 3.15 | -7.08% | |
| 3.57 | 3.59 | 3.36 | 3.39 | -5.31% | |
| 3.48 | 3.61 | 3.44 | 3.58 | +2.87% | |
| 3.46 | 3.49 | 3.40 | 3.48 | +1.16% | |
| 3.53 | 3.55 | 3.44 | 3.44 | -3.37% | |
| 3.57 | 3.68 | 3.51 | 3.56 | 0.00% | |
| 3.42 | 3.57 | 3.41 | 3.56 | +4.09% | |
| 3.61 | 3.62 | 3.42 | 3.42 | -5.26% | |
| 3.59 | 3.71 | 3.59 | 3.61 | +0.56% | |
| 3.52 | 3.61 | 3.49 | 3.59 | +2.57% | |
| 3.56 | 3.59 | 3.42 | 3.50 | -1.13% | |
| 3.66 | 3.66 | 3.51 | 3.54 | -3.54% | |
| 3.78 | 3.81 | 3.63 | 3.67 | -2.13% | |
| 3.89 | 3.90 | 3.74 | 3.75 | -2.85% | |
| 3.75 | 3.95 | 3.75 | 3.86 | +3.76% | |
| 3.64 | 3.82 | 3.64 | 3.72 | +2.20% | |
| 3.62 | 3.75 | 3.56 | 3.64 | +0.83% | |
| 3.94 | 3.95 | 3.56 | 3.61 | -7.91% | |
| 3.90 | 4.04 | 3.82 | 3.92 | -0.76% | |
| 4.32 | 4.35 | 3.89 | 3.95 | -8.56% | |
| 4.32 | 4.40 | 4.31 | 4.32 | +0.47% | |
| 4.33 | 4.39 | 4.29 | 4.30 | -0.69% | |
| 4.32 | 4.41 | 4.32 | 4.33 | +0.23% | |
| 4.36 | 4.37 | 4.28 | 4.32 | +0.23% | |
| 4.32 | 4.36 | 4.25 | 4.31 | +0.23% | |
| 4.33 | 4.34 | 4.28 | 4.30 | -0.92% | |
| 4.35 | 4.37 | 4.29 | 4.34 | +0.46% | |
| 4.32 | 4.36 | 4.30 | 4.32 | +0.23% | |
| 4.32 | 4.37 | 4.26 | 4.31 | -1.15% | |
| 4.35 | 4.42 | 4.35 | 4.36 | -0.68% | |
| 4.37 | 4.44 | 4.34 | 4.39 | +1.39% | |
| 4.32 | 4.38 | 4.28 | 4.33 | +0.70% | |
| 4.43 | 4.45 | 4.29 | 4.30 | -2.93% | |
| 4.35 | 4.45 | 4.35 | 4.43 | +3.26% | |
| 4.34 | 4.34 | 4.24 | 4.29 | -0.69% | |
| 4.44 | 4.46 | 4.28 | 4.32 | -2.70% | |
| 4.61 | 4.63 | 4.42 | 4.44 | -5.13% | |
| 4.76 | 4.79 | 4.66 | 4.68 | -1.68% | |
| 4.73 | 4.77 | 4.67 | 4.76 | +0.63% | |
| 4.68 | 4.76 | 4.68 | 4.73 | +1.28% | |
| 4.72 | 4.75 | 4.66 | 4.67 | -0.21% | |
| 4.68 | 4.80 | 4.65 | 4.68 | -0.64% | |
| 4.47 | 4.72 | 4.40 | 4.71 | +4.90% | |
| 4.37 | 4.62 | 4.36 | 4.49 | +2.75% | |
| 4.25 | 4.39 | 4.20 | 4.37 | +2.34% | |
| 4.20 | 4.30 | 4.17 | 4.27 | +2.40% | |
| 4.22 | 4.31 | 4.10 | 4.17 | -2.11% | |
| 4.31 | 4.38 | 4.25 | 4.26 | -1.16% | |
| 4.42 | 4.47 | 4.30 | 4.31 | -3.15% | |
| 4.55 | 4.57 | 4.31 | 4.45 | -2.20% | |
| 4.84 | 4.92 | 4.54 | 4.55 | -5.21% | |
| 4.64 | 4.81 | 4.40 | 4.80 | +1.48% | |
| 4.75 | 4.87 | 4.71 | 4.73 | +0.64% | |
| 4.67 | 4.76 | 4.67 | 4.70 | +1.29% | |
| 4.64 | 4.71 | 4.61 | 4.64 | +0.22% | |
| 4.58 | 4.70 | 4.58 | 4.63 | +0.65% | |
| 4.57 | 4.68 | 4.57 | 4.60 | 0.00% | |
| 4.51 | 4.67 | 4.50 | 4.60 | +1.55% | |
| 4.56 | 4.56 | 4.49 | 4.53 | -1.31% | |
| 4.56 | 4.61 | 4.54 | 4.59 | +0.66% | |
| 4.55 | 4.66 | 4.54 | 4.56 | -0.22% | |
| 4.53 | 4.67 | 4.51 | 4.57 | +0.88% | |
| 4.51 | 4.55 | 4.45 | 4.53 | +0.44% | |
| 4.44 | 4.54 | 4.44 | 4.51 | +1.58% | |
| 4.57 | 4.59 | 4.43 | 4.44 | -2.84% | |
| 4.72 | 4.72 | 4.57 | 4.57 | -3.99% | |
| 4.74 | 4.80 | 4.69 | 4.76 | +2.59% | |
| 4.68 | 4.69 | 4.56 | 4.64 | -1.28% | |
| 4.57 | 4.70 | 4.52 | 4.70 | +2.62% | |
| 4.40 | 4.62 | 4.36 | 4.58 | +2.69% | |
| 4.33 | 4.46 | 4.29 | 4.46 | +2.29% | |
| 4.47 | 4.47 | 4.33 | 4.36 | -0.91% | |
| 4.56 | 4.60 | 4.35 | 4.40 | -3.93% | |
| 4.65 | 4.69 | 4.56 | 4.58 | +1.10% | |
| 4.60 | 4.63 | 4.47 | 4.53 | -12.88% | |
| 5.25 | 5.31 | 5.07 | 5.20 | -0.76% | |
| 5.10 | 5.25 | 5.10 | 5.24 | +1.35% | |
| 5.40 | 5.45 | 5.08 | 5.17 | -3.36% | |
| 5.28 | 5.36 | 5.20 | 5.35 | +1.71% | |
| 5.30 | 5.32 | 5.20 | 5.26 | -0.75% | |
| 5.33 | 5.44 | 5.19 | 5.30 | +6.85% | |
| 4.93 | 5.04 | 4.89 | 4.96 | -0.60% | |
| 5.08 | 5.10 | 4.97 | 4.99 | -0.20% | |
| 4.92 | 5.01 | 4.92 | 5.00 | +0.20% | |
| 5.06 | 5.06 | 4.86 | 4.99 | +1.01% | |
| 5.07 | 5.08 | 4.87 | 4.94 | -2.76% | |
| 4.91 | 5.11 | 4.83 | 5.08 | +4.53% | |
| 5.01 | 5.01 | 4.81 | 4.86 | -3.19% | |
| 5.44 | 5.47 | 5.01 | 5.02 | -8.06% | |
| 5.34 | 5.49 | 5.32 | 5.46 | +3.80% | |
| 5.46 | 5.52 | 5.12 | 5.26 | -3.84% | |
| 5.37 | 5.58 | 5.37 | 5.47 | -0.18% | |
| 5.65 | 5.79 | 5.11 | 5.48 | -3.01% | |
| 5.60 | 5.67 | 5.44 | 5.65 | +0.89% | |
| 5.71 | 5.71 | 5.45 | 5.60 | -3.45% | |
| 6.14 | 6.16 | 5.78 | 5.80 | -7.05% | |
| 6.27 | 6.50 | 6.23 | 6.24 | -2.04% | |
| 6.28 | 6.37 | 6.22 | 6.37 | +2.41% | |
| 6.41 | 6.41 | 6.16 | 6.22 | -5.04% | |
| 6.40 | 6.65 | 6.33 | 6.55 | +1.24% | |
| 6.55 | 6.58 | 6.37 | 6.47 | -2.56% | |
| 6.85 | 6.85 | 6.59 | 6.64 | -2.35% | |
| 6.81 | 6.86 | 6.71 | 6.80 | +0.59% | |
| 6.73 | 6.91 | 6.73 | 6.76 | +0.75% | |
| 6.75 | 6.86 | 6.56 | 6.71 | -0.59% | |
| 6.74 | 6.83 | 6.64 | 6.75 | -0.30% | |
| 6.67 | 6.78 | 6.54 | 6.77 | +1.35% | |
| 6.75 | 6.84 | 6.67 | 6.68 | -1.47% | |
| 6.79 | 6.90 | 6.68 | 6.78 | -0.15% | |
| 6.68 | 7.02 | 6.68 | 6.79 | +1.65% | |
| 6.67 | 6.69 | 6.56 | 6.68 | +0.60% | |
| 6.70 | 6.76 | 6.51 | 6.64 | -0.75% | |
| 6.54 | 6.84 | 6.54 | 6.69 | +2.45% | |
| 6.69 | 6.69 | 6.47 | 6.53 | -2.54% | |
| 6.55 | 6.77 | 6.55 | 6.70 | +2.92% | |
| 6.63 | 6.77 | 6.51 | 6.51 | -3.27% | |
| 7.00 | 7.03 | 6.61 | 6.73 | -3.17% | |
| 6.95 | 7.11 | 6.87 | 6.95 | 0.00% | |
| 6.68 | 7.00 | 6.63 | 6.95 | +3.73% | |
| 6.77 | 6.80 | 6.60 | 6.70 | -1.62% | |
| 6.70 | 6.83 | 6.59 | 6.81 | +2.10% | |
| 6.85 | 6.85 | 6.66 | 6.67 | -2.20% | |
| 6.76 | 6.87 | 6.70 | 6.82 | +0.44% | |
| 6.65 | 6.84 | 6.65 | 6.79 | +2.26% | |
| 6.72 | 6.76 | 6.62 | 6.64 | -1.34% | |
| 6.68 | 6.81 | 6.63 | 6.73 | +1.05% | |
| 6.54 | 6.67 | 6.42 | 6.66 | +1.83% | |
| 6.50 | 6.61 | 6.41 | 6.54 | -0.61% | |
| 6.61 | 6.77 | 6.57 | 6.58 | -0.45% | |
| 6.72 | 6.72 | 6.54 | 6.61 | -1.64% | |
| 6.61 | 6.77 | 6.52 | 6.72 | +1.82% | |
| 6.60 | 6.63 | 6.45 | 6.60 | +0.15% | |
| 6.65 | 6.79 | 6.56 | 6.59 | -0.30% | |
| 6.78 | 6.82 | 6.60 | 6.61 | -2.36% | |
| 6.80 | 6.85 | 6.67 | 6.77 | -1.17% | |
| 6.75 | 6.88 | 6.68 | 6.85 | +2.85% | |
| 6.39 | 6.71 | 6.28 | 6.66 | +4.23% | |
| 6.29 | 6.51 | 6.28 | 6.39 | +1.91% | |
| 6.17 | 6.33 | 6.11 | 6.27 | +2.62% | |
| 6.16 | 6.21 | 6.08 | 6.11 | -0.97% | |
| 6.25 | 6.30 | 6.14 | 6.17 | -1.28% | |
| 6.25 | 6.33 | 6.21 | 6.25 | -0.32% | |
| 6.27 | 6.33 | 6.21 | 6.27 | 0.00% | |
| 6.21 | 6.32 | 6.20 | 6.27 | +0.64% | |
| 6.23 | 6.34 | 6.21 | 6.23 | -0.32% | |
| 6.26 | 6.34 | 6.20 | 6.25 | -0.32% | |
| 6.28 | 6.41 | 6.25 | 6.27 | -0.63% | |
| 6.36 | 6.45 | 6.29 | 6.31 | -1.10% | |
| 6.29 | 6.39 | 6.27 | 6.38 | +1.59% | |
| 6.28 | 6.33 | 6.22 | 6.28 | -0.63% | |
| 6.47 | 6.54 | 6.28 | 6.32 | -2.17% | |
| 6.51 | 6.52 | 6.39 | 6.46 | -0.92% | |
| 6.30 | 6.55 | 6.25 | 6.52 | +4.32% | |
| 6.25 | 6.36 | 6.20 | 6.25 | 0.00% | |
| 6.15 | 6.37 | 6.15 | 6.25 | +1.63% | |
| 6.24 | 6.29 | 6.13 | 6.15 | -0.81% | |
| 6.34 | 6.35 | 6.17 | 6.20 | -2.21% | |
| 6.29 | 6.35 | 6.15 | 6.34 | +1.60% | |
| 5.93 | 6.26 | 5.93 | 6.24 | +5.23% | |
| 5.93 | 6.11 | 5.90 | 5.93 | +0.68% | |
| 6.02 | 6.06 | 5.85 | 5.89 | -2.81% | |
| 6.09 | 6.15 | 6.00 | 6.06 | +0.33% | |
| 6.00 | 6.05 | 5.90 | 6.04 | +1.51% | |
| 5.94 | 6.10 | 5.83 | 5.95 | +0.17% | |
| 5.85 | 6.00 | 5.83 | 5.94 | +1.71% | |
| 5.73 | 5.97 | 5.71 | 5.84 | +1.21% | |
| 5.96 | 6.05 | 5.75 | 5.77 | -2.37% | |
| 5.95 | 5.99 | 5.84 | 5.91 | -1.01% | |
| 5.85 | 6.02 | 5.80 | 5.97 | +1.19% | |
| 6.01 | 6.08 | 5.85 | 5.90 | -1.67% | |
| 6.01 | 6.11 | 5.85 | 6.00 | -1.32% | |
| 6.20 | 6.33 | 5.95 | 6.08 | -2.09% | |
| 6.36 | 6.41 | 6.20 | 6.21 | -1.27% | |
| 6.52 | 6.56 | 6.25 | 6.29 | -3.38% | |
| 6.47 | 6.63 | 6.20 | 6.51 | -0.46% | |
| 7.30 | 7.44 | 6.51 | 6.54 | -19.95% | |
| 8.41 | 8.46 | 8.15 | 8.17 | -3.08% | |
| 8.14 | 8.46 | 8.07 | 8.43 | +3.56% | |
| 8.00 | 8.19 | 7.90 | 8.14 | -0.73% | |
| 8.28 | 8.29 | 8.06 | 8.20 | -0.97% | |
| 8.27 | 8.35 | 8.08 | 8.28 | -0.36% | |
| 8.13 | 8.31 | 8.06 | 8.31 | +2.21% | |
| 8.45 | 8.45 | 8.07 | 8.13 | -3.67% | |
| 8.43 | 8.54 | 8.37 | 8.44 | +0.12% | |
| 8.50 | 8.54 | 8.41 | 8.43 | -0.12% | |
| 8.46 | 8.52 | 8.33 | 8.44 | +0.48% | |
| 8.26 | 8.47 | 8.11 | 8.40 | +1.69% | |
| 8.42 | 8.54 | 8.06 | 8.26 | -2.48% | |
| 8.48 | 8.48 | 8.32 | 8.47 | -0.12% | |
| 8.40 | 8.55 | 8.36 | 8.48 | +2.17% | |
| 8.27 | 8.41 | 8.22 | 8.30 | -0.60% | |
| 8.43 | 8.53 | 8.23 | 8.35 | -0.83% | |
| 8.25 | 8.43 | 8.20 | 8.42 | +2.81% | |
| 8.15 | 8.27 | 7.94 | 8.19 | -0.85% | |
| 8.37 | 8.44 | 8.20 | 8.26 | +0.49% | |
| 8.45 | 8.47 | 8.20 | 8.22 | -2.72% | |
| 8.30 | 8.46 | 8.28 | 8.45 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the SIGA chart for longer ranges.