ACACIA RESEARCH CORP — SC 13G/A Filings
73 SC 13G/A filings on record
This page lists all SC 13G/A filings submitted to the SEC by ACACIA RESEARCH CORP (ACTG), sorted by most recent first. Each row links to the full filing on EdgarLookup. ACACIA RESEARCH CORP has filed 73 SC 13G/A documents with the SEC since 2012. To view all SEC filings by ACACIA RESEARCH CORP, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
10KSB
13F-HR
144
3
3/A
4
4/A
424B3
424B4
424B5
425
5
8-A12B
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFC14A
DEFR14A
DEFS14A
DFAN14A
EFFECT
NT 10-Q
POS AM
PRE 14A
PREC14A
PRER14A
PRES14A
PRRN14A
REGDEX
RW
S-3
S-3/A
S-3ASR
S-3MEF
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G/A | — | 0001037389-22-000002 | Feb 10, 2022 | — |
| SC 13G/A | — | 0000834237-22-004516 | Feb 1, 2022 | — |
| SC 13G/A | SC 13G/A | 0001193125-21-198626 | Jun 24, 2021 | — |
| SC 13G/A | — | 0001037389-21-000161 | Feb 11, 2021 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-21-017325 | Feb 10, 2021 | — |
| SC 13G/A | — | 0000834237-21-002902 | Jan 29, 2021 | — |
| SC 13G/A | — | 0001493152-20-002458 | Feb 14, 2020 | — |
| SC 13G/A | SC13GA ACTG 1220 | 0000936753-20-000048 | Feb 14, 2020 | — |
| SC 13G/A | — | 0001037389-20-000133 | Feb 13, 2020 | — |
| SC 13G/A | — | 0000834237-20-004763 | Feb 5, 2020 | — |
| SC 13G/A | AMENDMENT NO. 4 TO SCHEDULE 13G | 0000892712-19-000374 | Oct 8, 2019 | — |
| SC 13G/A | SC13GA ACTG DEC18 | 0000936753-19-000065 | Feb 14, 2019 | — |
| SC 13G/A | — | 0001037389-19-000141 | Feb 13, 2019 | — |
| SC 13G/A | AMENDMENT NO. 3 TO SCHEDULE 13G | 0000892712-19-000035 | Feb 5, 2019 | — |
| SC 13G/A | — | 0000215457-19-003258 | Feb 4, 2019 | — |
| SC 13G/A | — | 0001037389-18-000072 | Feb 14, 2018 | — |
| SC 13G/A | SC13GA ACACIA RESEARCH DEC17 | 0000936753-18-000056 | Feb 13, 2018 | — |
| SC 13G/A | AMENDMENT NO. 2 TO SCHEDULE 13G | 0000892712-18-000043 | Feb 2, 2018 | — |
| SC 13G/A | — | 0000215457-18-002413 | Jan 23, 2018 | — |
| SC 13G/A | SC13GA ACTG DEC16 | 0000936753-17-000119 | Feb 14, 2017 | — |
| SC 13G/A | 13G/A | 0001172661-17-000296 | Feb 9, 2017 | — |
| SC 13G/A | — | 0000932471-17-000597 | Feb 9, 2017 | — |
| SC 13G/A | AMENDMENT NO. 1 TO SCHEDULE 13G | 0000892712-17-000081 | Feb 2, 2017 | — |
| SC 13G/A | — | 0000215457-17-001195 | Jan 19, 2017 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001172661-16-002735 | Feb 16, 2016 | — |
| SC 13G/A | — | 0000315066-16-004808 | Feb 12, 2016 | — |
| SC 13G/A | — | 0000932471-16-010608 | Feb 10, 2016 | — |
| SC 13G/A | AMENDMENT NO. 1 TO SCHEDULE 13G | 0000892712-16-001304 | Feb 5, 2016 | — |
| SC 13G/A | — | 0000215457-16-001963 | Jan 25, 2016 | — |
| SC 13G/A | — | 0000315066-15-003286 | Nov 10, 2015 | — |
| SC 13G/A | — | 0000906304-15-000266 | Apr 10, 2015 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001567619-15-000127 | Feb 17, 2015 | — |
| SC 13G/A | — | 0000315066-15-001661 | Feb 13, 2015 | — |
| SC 13G/A | — | 0000932471-15-003781 | Feb 10, 2015 | — |
| SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | 0001172661-15-000250 | Feb 6, 2015 | — |
| SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | 0001172661-15-000249 | Feb 6, 2015 | — |
| SC 13G/A | — | 0001086364-15-001441 | Feb 2, 2015 | — |
| SC 13G/A | — | 0000906304-15-000001 | Jan 5, 2015 | — |
| SC 13G/A | SCHEDULE 13G/A AM. NO.1 | 0001567619-14-000067 | Feb 14, 2014 | — |
| SC 13G/A | — | 0001011438-14-000107 | Feb 13, 2014 | — |
| SC 13G/A | — | 0000932471-14-002771 | Feb 10, 2014 | — |
| SC 13G/A | — | 0001086364-14-000298 | Jan 28, 2014 | — |
| SC 13G/A | — | 0000315066-14-000360 | Jan 10, 2014 | — |
| SC 13G/A | — | 0000906304-14-000014 | Jan 6, 2014 | — |
| SC 13G/A | — | 0000932471-13-005345 | Feb 22, 2013 | — |
| SC 13G/A | — | 0000315066-13-002223 | Feb 14, 2013 | — |
| SC 13G/A | — | 0001011438-13-000150 | Feb 14, 2013 | — |
| SC 13G/A | — | 0000790502-12-000054 | Nov 9, 2012 | — |
| SC 13G/A | — | 0001086364-12-002334 | Apr 11, 2012 | — |
| SC 13G/A | — | 0000919574-12-001381 | Feb 14, 2012 | — |