UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 __________________________ FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 15, 2004 __________ SIGA Technologies, Inc. ----------------------- (Exact Name of Registrant as Specified in Charter) Delaware 0-23047 13-3864870 -------- ------- ---------- (State or other Jurisdiction of (Commission File (I.R.S. Employer Incorporation or Organization) Number) Identification Number) 420 Lexington Avenue, Suite 601, New York, New York 10170 --------------------------------------------------- ----- (Address of Principal Executive Offices) (Zip Code) (212) 672-9100 -------------- (Registrant's telephone number, including area code) ITEM 7.01. Regulation FD Disclosure. On November 15, 2004, SIGA Technologies, Inc., a Delaware corporation, issued a press release pursuant to which it announced that Dr. Bernard Kasten, SIGA's Chief Executive Officer, will present at the New York Society of Security Analysts (NYSSA) 8th Annual Healthcare Industry Conference on Wednesday, November 17th at 3:50 PM. A live webcast of this presentation will be available via the Company's website at www.siga.com or http://www.shareholder.com/SIGA/medialist.cfm. An archived presentation will be available for 90 days. A copy of the press release is attached hereto as Exhibit 99.1, which is incorporated in this Item 7.01 by reference. ITEM 9.01 Financial Statements and Exhibits (c) Exhibits Exhibit No. Description ----------- ----------- 99.1 Press Release dated November 15, 2004. 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. SIGA TECHNOLOGIES, INC. By: /s/ Thomas N. Konatich -------------------------------- Thomas N. Konatich Chief Financial Officer Date: November 15, 2004 3 EXHIBIT INDEX ------------- Exhibit Number Description -------------- ----------- 99.1 Press Release dated November 15, 2004 4