GULFPORT ENERGY CORP — SC 13G/A Filings
83 SC 13G/A filings on record
This page lists all SC 13G/A filings submitted to the SEC by GULFPORT ENERGY CORP (GPOR), sorted by most recent first. Each row links to the full filing on EdgarLookup. GULFPORT ENERGY CORP has filed 83 SC 13G/A documents with the SEC since 2012. To view all SEC filings by GULFPORT ENERGY CORP, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
10KSB
10KSB/A
10QSB
10QSB/A
144
144/A
25-NSE
3
3/A
4
4/A
424B1
424B3
424B4
424B5
424B7
5
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
CT ORDER
DEF 14A
DEF 14C
DEFA14A
DEFA14C
DFAN14A
EFFECT
FWP
NT 10-K
NT 10-Q
NTN 10Q
POS AM
POSASR
PRE 14A
PRE 14C
PREC14A
PRER14A
PX14A6G
REGDEX
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SB-2
SB-2/A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
SEC STAFF ACTION
T-3
T-3/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G/A | SEC SCHEDULE 13G | 0000902219-24-000449 | Nov 8, 2024 | — |
| SC 13G/A | MACKAY SHIELDS LLC | 0001085146-24-001778 | Apr 12, 2024 | — |
| SC 13G/A | MACKAY SHIELDS LLC | 0001085146-24-000202 | Jan 11, 2024 | — |
| SC 13G/A | MACKAY SHIELDS LLC | 0001085146-24-000199 | Jan 11, 2024 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0001532155-23-000086 | Feb 14, 2023 | — |
| SC 13G/A | MACKAY SHIELDS LLC | 0001085146-23-000007 | Jan 6, 2023 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-21-000644 | Feb 16, 2021 | — |
| SC 13G/A | — | 0000834237-20-010562 | Dec 8, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-20-123439 | Nov 10, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-20-071797 | Jun 10, 2020 | — |
| SC 13G/A | 13GALSV123119GULFPORT.TXT | 0001050470-20-000026 | Feb 12, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-20-001030 | Feb 12, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-20-017770 | Feb 12, 2020 | — |
| SC 13G/A | — | 0000834237-20-002121 | Feb 4, 2020 | — |
| SC 13G/A | — | 0000932471-19-006807 | Apr 8, 2019 | — |
| SC 13G/A | SCHEDULE 13G AMENDMENT NO. 2 | 0001193125-19-035982 | Feb 12, 2019 | — |
| SC 13G/A | SC 13G AMENDMENT NO. 2 | 0001193125-19-035977 | Feb 12, 2019 | — |
| SC 13G/A | — | 0000932471-19-005228 | Feb 11, 2019 | — |
| SC 13G/A | — | 0000215457-19-001574 | Jan 28, 2019 | — |
| SC 13G/A | AMENDMENT NO. 1 TO THE SCHEDULE 13G | 0000921895-18-002916 | Nov 2, 2018 | — |
| SC 13G/A | — | 0000215457-18-005807 | Jul 10, 2018 | — |
| SC 13G/A | — | 0001103804-18-000010 | Feb 14, 2018 | — |
| SC 13G/A | — | 0000932471-18-003344 | Feb 9, 2018 | — |
| SC 13G/A | SC 13G AMENDMENT NO. 1 | 0001193125-18-036281 | Feb 8, 2018 | — |
| SC 13G/A | SCHEDULE 13G AMENDMENT NO. 1 | 0001193125-18-036276 | Feb 8, 2018 | — |
| SC 13G/A | — | 0000215457-18-003113 | Jan 25, 2018 | — |
| SC 13G/A | — | 0000215457-17-003586 | Sep 8, 2017 | — |
| SC 13G/A | ROBECO INVESTMENT MANAGEMENT INC. | 0001085146-17-001970 | Sep 8, 2017 | — |
| SC 13G/A | SC 13G/A | 0001140361-17-024860 | Jun 13, 2017 | — |
| SC 13G/A | — | 0001421578-17-000015 | Feb 14, 2017 | — |
| SC 13G/A | — | 0001103804-17-000013 | Feb 14, 2017 | — |
| SC 13G/A | — | 0000932471-17-002673 | Feb 13, 2017 | — |
| SC 13G/A | ROBECO INVESTMENT MANAGEMENT INC. | 0001085146-17-000348 | Feb 8, 2017 | — |
| SC 13G/A | ROBECO INVESTMENT MANAGEMENT INC. | 0001085146-17-000313 | Feb 7, 2017 | — |
| SC 13G/A | — | 0000215457-17-000413 | Jan 12, 2017 | — |
| SC 13G/A | SC 13G/A | 0001144204-16-082615 | Feb 16, 2016 | — |
| SC 13G/A | NONE | 0001140361-16-053054 | Feb 16, 2016 | — |
| SC 13G/A | — | 0001421578-16-000061 | Feb 16, 2016 | — |
| SC 13G/A | — | 0000932471-16-012129 | Feb 11, 2016 | — |
| SC 13G/A | — | 0000215457-16-001558 | Jan 8, 2016 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001144204-15-010245 | Feb 17, 2015 | — |
| SC 13G/A | GULFPORT ENERGY CORPORATION | 0000902664-15-001115 | Feb 17, 2015 | — |
| SC 13G/A | SCHEDULE 13G AMENDMENT NO. 2 | 0001193125-15-050235 | Feb 13, 2015 | — |
| SC 13G/A | — | 0000932471-15-004692 | Feb 11, 2015 | — |
| SC 13G/A | — | 0001086364-15-000075 | Jan 9, 2015 | — |
| SC 13G/A | — | 0001086364-14-002654 | Nov 7, 2014 | — |
| SC 13G/A | — | 0001086364-14-002339 | Jun 9, 2014 | — |
| SC 13G/A | SC 13G/A | 0001193125-14-054291 | Feb 14, 2014 | — |
| SC 13G/A | SC 13G/A | 0001144204-14-009784 | Feb 14, 2014 | — |
| SC 13G/A | — | 0000932471-14-003184 | Feb 11, 2014 | — |