SIGA TECHNOLOGIES INC

FORM SB-2

SB-2

UNDERWRITING AGREEMENT

EX-1.(A)

UNDERWRITER'S WARRANT

EX-1.(B)

ESCROW AGREEMENT

EX-1.(C)

SUBSCRIPTION AGREEMENT

EX-1.(D)

CERTIFICATE OF INCORPORATION

EX-3.(A)

BY-LAWS

EX-3.(B)

COMMON STOCK CERTIFICATE

EX-4.(A)

STOCK OPTION PLAN

EX-4.(B)

WARRANT AGREEMENT (VINCENT FISCHETTI)

EX-4.(C)

WARRANT AGREEMENT (DAVID DE WEESE)

EX-4.(D)

BRIDGE LOAN LETTER AGREEMENT

EX-4.(E)

PROMISSORY NOTE

EX-4.(F)

WARRANT AGREEMENT (BRIDGE INVESTORS)

EX-4.(G)

REGISTRATION RIGHTS AGREEMENT

EX-4.(H)

OPINION OF EILENBERG & ZIVIAN

EX-5.(A)

LICENSE & RESEARCH SUPPORT AGR.

EX-10.(A)

RESEARCH AGREEMENT (EMORY UNIV.)

EX-10.(B)

RESEARCH AGREEMENT (OREGON STATE)

EX-10.(C)

EMPLOYMENT AGREEMENT (JOSHUA SCHEIN)

EX-10.(D)

EMPLOYMENT AGREEMENT (JUDSON COOPER)

EX-10.(E)

EMPLOYMENT AGREEMENT (KEVIN JONES)

EX-10.(F)

EMPLOYMENT AGREEMENT (DAVID DE WEESE)

EX-10.(G)

CONSULTING AGREEMENT (CSO VENTURE)

EX-10.(H)

CONSULTING AGREEMENT (VINCENT FISCHETTI)

EX-10.(I)

CONSULTING AGREEMENT (DENNIS HRUBY)

EX-10.(J)

AGREEMENT LETTER (VINCENT FISCHETTI)

EX-10.(K)

COMPUTATION OF PER SHARE EARNINGS

EX-11.(A)

CONSENT OF EILENBERG & ZIVIAN

EX-24.(A)

CONSENT OF INDEPENDENT ACCOUNTANTS

EX-24.(B)