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SIGA Technologies Inc (SIGA)

NASDAQ

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4.610 +0.080 +1.77%

18:22:47 - Real-time Cboe. Currency in USD

Volume: 176,930
Bid/Ask: 0.000 / 0.000
Day's Range: 4.500 - 4.625

Type: Equity

Market: United States

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SIGA Tech Option Chain and Prices

View SIGA Tech option chain data and compare options for SIGA stock. Gain insights into the options market sentiment and the potential trading activity surrounding SIGA Tech stock.

View the call options (the right to buy) and put options (the right to sell), along with their last price, change, volume and implied volatility for SIGA Technologies Inc. Evaluate the prices and premiums associated with these options to make informed decisions about your trading strategies.

Quotes and Analysis, and the Open Positions charts help investors easily find information about the distribution of open options contracts for SIGA stock at various strike prices and expiration dates, and both tables can be toggled between.

Align your trading plan by setting your own filters such as SIGA Tech Options expiration date, calls or puts (or both), and strike price.

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Strike Price:

Quotes Analysis

Apr 30, 2026 16:59 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	2.3	6.3	0	0.40	0.1	0%	0	0.1	22
SIGA Call 0.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|0.40C Delta0.9872 Imp Vol9.5547 Bid2.3 Gamma0.0037 Theoretical4.3 Ask6.3 Theta-0.0099 Intrinsic Value4.215 Volume0 Vega0.0003 Time Value-4.215 Open Interest3 Rho0.0001 Delta / Theta-99.9448 SIGA Put 0.40 Exp: May 15, 2026 Last: 0.1 Chg.: 0% SymbolSIGA\|20260515\|0.40P Delta-0.013 Imp Vol9.7338 Bid0 Gamma0.0037 Theoretical0.1 Ask0.1 Theta-0.0101 Intrinsic Value-4.215 Volume22 Vega0.0003 Time Value4.315 Open Interest22 Rho-0.0001 Delta / Theta1.2839
0	0%	1.05	5	0	1.40	0	0%	0	1.75	0
SIGA Call 1.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|1.40C Delta0 Imp Vol0 Bid1.05 Gamma0 Theoretical0 Ask5 Theta0 Intrinsic Value3.215 Volume0 Vega0 Time Value-3.215 Open Interest6 Rho0 Delta / Theta0 SIGA Put 1.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|1.40P Delta-0.0436 Imp Vol12.0717 Bid0 Gamma0.0082 Theoretical0.87 Ask1.75 Theta-0.0346 Intrinsic Value-3.215 Volume0 Vega0.0009 Time Value3.215 Open Interest0 Rho-0.0004 Delta / Theta1.2591
2.32	0%	0.85	4.2	0	2.40	0.2	0%	0	1.75	0
SIGA Call 2.40 Exp: May 15, 2026 Last: 2.32 Chg.: 0% SymbolSIGA\|20260515\|2.40C Delta0.8859 Imp Vol4.0607 Bid0.85 Gamma0.0509 Theoretical2.53 Ask4.2 Theta-0.0245 Intrinsic Value2.215 Volume0 Vega0.0018 Time Value0.105 Open Interest1 Rho0.0006 Delta / Theta-36.1 SIGA Put 2.40 Exp: May 15, 2026 Last: 0.2 Chg.: 0% SymbolSIGA\|20260515\|2.40P Delta-0.1211 Imp Vol6.9899 Bid0 Gamma0.0309 Theoretical0.88 Ask1.75 Theta-0.0437 Intrinsic Value-2.215 Volume0 Vega0.0019 Time Value2.415 Open Interest1 Rho-0.0005 Delta / Theta2.7735
0	0%	0	0	0	4.00	0	0%	0	0	0
SIGA Call 4.00 Exp: Apr 30, 2026 Last: 0 Chg.: 0% Symbol Delta0 Imp Vol0 Bid0 Gamma0 Theoretical0 Ask0 Theta0 Intrinsic Value0.6 Volume0 Vega0 Time Value-0.6 Open Interest0 Rho0 Delta / Theta0 SIGA Put 4.00 Exp: Apr 30, 2026 Last: 0 Chg.: 0% Symbol Delta0 Imp Vol0 Bid0 Gamma0 Theoretical0 Ask0 Theta0 Intrinsic Value-0.6 Volume0 Vega0 Time Value0.6 Open Interest0 Rho0 Delta / Theta0
					4.615	Price @ Apr 30, 2026 16:59 GMT
0	0%	0	0	0	5.00	0	0%	0	0	0
SIGA Call 5.00 Exp: Apr 30, 2026 Last: 0 Chg.: 0% Symbol Delta0 Imp Vol0 Bid0 Gamma0 Theoretical0 Ask0 Theta0 Intrinsic Value-0.4 Volume0 Vega0 Time Value0.4 Open Interest0 Rho0 Delta / Theta0 SIGA Put 5.00 Exp: Apr 30, 2026 Last: 0 Chg.: 0% Symbol Delta0 Imp Vol0 Bid0 Gamma0 Theoretical0 Ask0 Theta0 Intrinsic Value0.4 Volume0 Vega0 Time Value-0.4 Open Interest0 Rho0 Delta / Theta0
0.3	0%	0	0.1	0	5.40	0	0%	0	3.1	0
SIGA Call 5.40 Exp: May 15, 2026 Last: 0.3 Chg.: 0% SymbolSIGA\|20260515\|5.40C Delta0.1537 Imp Vol0.7122 Bid0 Gamma0.3564 Theoretical0.05 Ask0.1 Theta-0.0053 Intrinsic Value-0.785 Volume0 Vega0.0022 Time Value1.085 Open Interest296 Rho0.0003 Delta / Theta-28.9045 SIGA Put 5.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|5.40P Delta-0.4986 Imp Vol2.7926 Bid0 Gamma0.1532 Theoretical1.55 Ask3.1 Theta-0.0343 Intrinsic Value0.785 Volume0 Vega0.0037 Time Value-0.785 Open Interest0 Rho-0.0013 Delta / Theta14.5196
0	0%	0	0	0	6.00	0	0%	0	0	0
SIGA Call 6.00 Exp: Apr 30, 2026 Last: 0 Chg.: 0% Symbol Delta0 Imp Vol0 Bid0 Gamma0 Theoretical0 Ask0 Theta0 Intrinsic Value-1.4 Volume0 Vega0 Time Value1.4 Open Interest0 Rho0 Delta / Theta0 SIGA Put 6.00 Exp: Apr 30, 2026 Last: 0 Chg.: 0% Symbol Delta0 Imp Vol0 Bid0 Gamma0 Theoretical0 Ask0 Theta0 Intrinsic Value1.4 Volume0 Vega0 Time Value-1.4 Open Interest0 Rho0 Delta / Theta0
0.05	0%	0	1.75	0	6.40	0	0%	0.2	4.1	0
SIGA Call 6.40 Exp: May 15, 2026 Last: 0.05 Chg.: 0% SymbolSIGA\|20260515\|6.40C Delta0.4795 Imp Vol3.7484 Bid0 Gamma0.1139 Theoretical0.87 Ask1.75 Theta-0.0466 Intrinsic Value-1.785 Volume0 Vega0.0037 Time Value1.835 Open Interest3 Rho0.0005 Delta / Theta-10.2898 SIGA Put 6.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|6.40P Delta-0.6776 Imp Vol2.3265 Bid0.2 Gamma0.1655 Theoretical2.15 Ask4.1 Theta-0.0255 Intrinsic Value1.785 Volume0 Vega0.0033 Time Value-1.785 Open Interest0 Rho-0.0017 Delta / Theta26.5199
0	0%	0	1.75	0	7.40	0	0%	0.75	4.9	0
SIGA Call 7.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|7.40C Delta0.4525 Imp Vol4.2447 Bid0 Gamma0.1 Theoretical0.88 Ask1.75 Theta-0.0524 Intrinsic Value-2.785 Volume0 Vega0.0037 Time Value2.785 Open Interest0 Rho0.0005 Delta / Theta-8.6291 SIGA Put 7.40 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolSIGA\|20260515\|7.40P Delta-0.9331 Imp Vol1.437 Bid0.75 Gamma0.0982 Theoretical2.83 Ask4.9 Theta-0.0054 Intrinsic Value2.785 Volume0 Vega0.0012 Time Value-2.785 Open Interest0 Rho-0.0016 Delta / Theta173.4388

Open Positions

Calls

Puts

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SIGA Tech (SIGA) Price Discussion

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