SC 13G 1 13G.txt PLAIN TEXT OF AMENDED 13G United States Securities and Exchange Commission Washington, DC 20549 Schedule 13G Under the Securities Exchange Act of 1934 Name of issuer: Siga Technologies, Inc. Title of Class of securities: Common stock Cusip #: 826917106 Amendment No. 1 Date of Event which requires filing of this statement: March 15, 2020 [ ] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) 1 Name of reporting person: John Latane Lewis, IV 2 not applicable 3 SEC use only 4 Citizenship: US Number of shares Beneficially owned with 5 Sole voting power: 4,982,719 6 Shared voting power: 0 7 Sole dispositive power: 4,982,719 8 Shared dispositive power: 0 9 Aggregate amount beneficially owned: 4,982,719 10 not applicable 11 6.15 12 IN Item 1: a) Name of issuer: Siga Technologies Inc. b) 660 Madison Avenue, Suite 1700, New York NY 10065 Item 2: a) John Latane Lewis, IV b) 4752 Sherwood Farm, Charlottesville, VA 22902 c) United States d) Common stock e) 826917106 Item 3: none Item 4: a) 4,982,719 b) 6.15 c) i) 4,982,719 ii) 0 iii) 4,982,719 iv) 0 Item 5: not applicable Item 6: not applicable Item 7: not applicable Item 8: not applicable Item 9: not applicable Item 10: Not applicable After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: June 5, 2020 Signature: Name: John Latane Lewis, IV