SIGA TECHNOLOGIES INC — SC 13D Filings
6 SC 13D filings on record
This page lists all SC 13D filings submitted to the SEC by SIGA TECHNOLOGIES INC (SIGA), sorted by most recent first. Each row links to the full filing on EdgarLookup. SIGA TECHNOLOGIES INC has filed 6 SC 13D documents with the SEC since 2002. To view all SEC filings by SIGA TECHNOLOGIES INC, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
10KSB
10KSB/A
10KSB40
10KSB40/A
10QSB
10QSB/A
25-NSE
3
4
4/A
424B1
424B2
424B3
8-A12B
8-A12G
8-K
8-K/A
ARS
CERT
CORRESP
CT ORDER
DEF 14A
DEFA14A
EFFECT
FWP
NT 10-K
NT 10-Q
POS AM
PRE 14A
PREM14A
PRER14A
S-1
S-1/A
S-3
S-3/A
S-8
SB-2
SB-2/A
SB-2MEF
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14F1
SCHEDULE 13G/A
SEC STAFF LETTER
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D | FEBRUARY 22, 2021 | 0001013594-21-000209 | Feb 23, 2021 | — |
| SC 13D | FEBRUARY 12, 2020 | 0001013594-20-000146 | Feb 13, 2020 | — |
| SC 13D | SCHEDULE 13D | 0000950172-03-002659 | Aug 25, 2003 | — |
| SC 13D | SCHEDULE 13D | 0000922423-01-500015 | Apr 6, 2001 | — |
| SC 13D | SCHEDULE 13D | 0000891554-98-001318 | Oct 15, 1998 | — |
| SC 13D | SCHEDULE 13D | 0000891554-98-000690 | Jun 3, 1998 | — |