LIGAND PHARMACEUTICALS INC — SC 13D/A Filings
37 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by LIGAND PHARMACEUTICALS INC (LGNZZ), sorted by most recent first. Each row links to the full filing on EdgarLookup. LIGAND PHARMACEUTICALS INC has filed 37 SC 13D/A documents with the SEC since 2014. To view all SEC filings by LIGAND PHARMACEUTICALS INC, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
144/A
15-12G
3
3/A
4
4/A
424B1
424B3
424B5
425
5
8-A12B
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFM14A
DEFN14A
DFAN14A
EFFECT
NT 10-K
NT 10-Q
POS AM
PRE 14A
PREM14A
PREN14A
PRER14A
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13E4
SC 13E4/A
SC 13G
SC 13G/A
SC TO-C
SC TO-T
SC TO-T/A
SCHEDULE 13D
SCHEDULE 13D/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | SC 13D/A | 0001193125-23-085535 | Mar 30, 2023 | — |
| SC 13D/A | SC 13D/A | 0001193125-23-030129 | Feb 9, 2023 | — |
| SC 13D/A | SC 13D/A | 0001193125-20-234860 | Aug 28, 2020 | — |
| SC 13D/A | SC 13D/A | 0001193125-18-325600 | Nov 13, 2018 | — |
| SC 13D/A | SC 13D/A | 0001104659-16-122899 | May 24, 2016 | — |
| SC 13D/A | SC 13D/A | 0001193125-16-543364 | Apr 15, 2016 | — |
| SC 13D/A | SC 13D/A | 0001193125-15-209050 | Jun 1, 2015 | — |
| SC 13D/A | SC 13D/A | 0001104659-13-070230 | Sep 16, 2013 | — |
| SC 13D/A | SC 13D/A | 0001104659-11-050357 | Sep 6, 2011 | — |
| SC 13D/A | SC 13D/A | 0001104659-11-048352 | Aug 23, 2011 | — |
| SC 13D/A | SC 13D/A | 0001104659-10-006101 | Feb 10, 2010 | — |
| SC 13D/A | SCHEDULE 13D/A (AMENDMENT NO. 1) | 0001193125-10-015249 | Jan 28, 2010 | — |
| SC 13D/A | SCHEDULE 13D AMENDMENT NO. 1 | 0001193125-09-262042 | Dec 30, 2009 | — |
| SC 13D/A | — | 0001313250-07-000034 | Mar 30, 2007 | — |
| SC 13D/A | SEVENTH AMENDMENT | 0000899140-07-000746 | Mar 28, 2007 | — |
| SC 13D/A | — | 0001313250-07-000019 | Feb 12, 2007 | — |
| SC 13D/A | AMENDMENT | 0001104659-06-079710 | Dec 6, 2006 | — |
| SC 13D/A | AMENDMENT NO. 1 TO SCHEDULE 13D | 0001193125-06-216692 | Oct 27, 2006 | — |
| SC 13D/A | — | 0001313250-06-000073 | Sep 18, 2006 | — |
| SC 13D/A | AMENDMENT NO. 6 | 0000899140-05-001070 | Dec 5, 2005 | — |
| SC 13D/A | FIFTH AMENDMENT | 0000899140-05-001020 | Nov 16, 2005 | — |
| SC 13D/A | AMENDMENT NO. 4 TO SCHEDULE 13D | 0001193805-05-002218 | Nov 7, 2005 | — |
| SC 13D/A | AMENDMENT NO. 3 | 0000899140-05-000962 | Oct 26, 2005 | — |
| SC 13D/A | AMENDMENT NO. 2 | 0000899140-05-000914 | Oct 12, 2005 | — |
| SC 13D/A | FIRST AMENDMENT | 0000899140-05-000895 | Sep 30, 2005 | — |
| SC 13D/A | SCHED 13/A AMENDMENT NO 8 | 0000950162-03-001032 | Jul 22, 2003 | — |
| SC 13D/A | AMENDMENT NO. 7 | 0000950162-03-000922 | Jun 17, 2003 | — |
| SC 13D/A | SCHEDULE 13D/A6 | 0000950162-02-000424 | Mar 22, 2002 | — |
| SC 13D/A | AMENDMENT NO. 5 | 0000950162-00-001010 | Sep 11, 2000 | — |
| SC 13D/A | AMENDMENT NO. 4 | 0000950162-99-001186 | Dec 17, 1999 | — |
| SC 13D/A | AMENDMENT NO. 3 | 0000950162-99-000880 | Sep 10, 1999 | — |
| SC 13D/A | AMENDMENT NO. 2 | 0000950162-99-000766 | Jul 29, 1999 | — |
| SC 13D/A | AMENDMENT NO. 1 | 0000950162-99-000753 | Jul 27, 1999 | — |
| SC 13D/A | SCHEDULE 13D AM. #1 | 0000936392-98-001199 | Aug 21, 1998 | — |
| SC 13D/A | AMENDMENT NO. 2 TO SCHEDULE 13D | 0001012168-98-000029 | Apr 23, 1998 | — |
| SC 13D/A | — | 0001012168-97-000059 | Dec 5, 1997 | — |
| SC 13D/A | — | 0000005187-94-000030 | Dec 22, 1994 | — |