NATURAL GAS SERVICES GROUP INC — DEFA14A Filings
26 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by NATURAL GAS SERVICES GROUP INC (NGS), sorted by most recent first. Each row links to the full filing on EdgarLookup. NATURAL GAS SERVICES GROUP INC has filed 26 DEFA14A documents with the SEC since 2006. To view all SEC filings by NATURAL GAS SERVICES GROUP INC, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
10KSB
10KSB/A
10QSB
10QSB/A
144
25
3
3/A
4
4/A
424B1
424B3
424B5
5
8-A12B
8-K
8-K/A
ARS
CERTAMX
CERTNYS
CORRESP
DEF 14A
DEFA14A
EFFECT
NT 10-K
NT 10-Q
POS AM
POS462B
PRE 14A
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-8
SB-2
SB-2/A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001084991-25-000057 | Apr 30, 2025 | — |
| DEFA14A | DEFA14A | 0001084991-24-000063 | Jun 6, 2024 | — |
| DEFA14A | DEFA14A | 0001084991-24-000028 | May 2, 2024 | — |
| DEFA14A | DEFA14A | 0001084991-23-000077 | Jun 9, 2023 | — |
| DEFA14A | DEFA14A | 0001084991-23-000072 | Jun 7, 2023 | — |
| DEFA14A | DEFA14A | 0001193125-23-130191 | May 1, 2023 | — |
| DEFA14A | DEFA14A | 0001084991-21-000065 | Jun 11, 2021 | — |
| DEFA14A | DEFA14A | 0001193125-21-145210 | Apr 30, 2021 | — |
| DEFA14A | DEFA14A | 0001084991-20-000056 | Aug 5, 2020 | — |
| DEFA14A | DEFA14A | 0001193125-20-169372 | Jun 15, 2020 | — |
| DEFA14A | DEFA14A | 0001084991-19-000040 | Jun 12, 2019 | — |
| DEFA14A | DEFA14A | 0001193125-19-134025 | May 2, 2019 | — |
| DEFA14A | DEFA14A | 0001193125-18-145395 | May 1, 2018 | — |
| DEFA14A | DEFA14A | 0001084991-17-000048 | Jun 12, 2017 | — |
| DEFA14A | DEFA14A | 0001193125-17-151491 | May 1, 2017 | — |
| DEFA14A | DEFA14A | 0001084991-16-000070 | Jun 8, 2016 | — |
| DEFA14A | DEFA14A | 0001193125-16-574066 | May 3, 2016 | — |
| DEFA14A | DEFA14A | 0001084991-15-000027 | Jun 15, 2015 | — |
| DEFA14A | DEFA14A | 0001193125-15-160794 | Apr 30, 2015 | — |
| DEFA14A | DEFA14A | 0001084991-14-000024 | May 30, 2014 | — |
| DEFA14A | DEFA14A | 0001193125-14-154281 | Apr 23, 2014 | — |
| DEFA14A | DEFA14A | 0001193125-13-191109 | May 1, 2013 | — |
| DEFA14A | DEFA14A | 0001193125-12-193361 | Apr 30, 2012 | — |
| DEFA14A | DEFA14A | 0000950123-11-042444 | May 2, 2011 | — |
| DEFA14A | DEFA14A | 0000950123-10-041507 | Apr 30, 2010 | — |
| DEFA14A | SCHEDULE 14A | 0001362310-09-006395 | May 4, 2009 | — |