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SEC Filings

Filing date Form Description Filing Group Issuer View
DEFA14A

Additional proxy soliciting materials - definitive

Proxy Filings
NATURAL GAS SERVICES GROUP INC View HTML
SD

Specialized Disclosure Report

Other
NATURAL GAS SERVICES GROUP INC View HTML
3

Initial filing by director officer or owner of more than ten percent.

3,4,5
NATURAL GAS SERVICES GROUP INC View HTML
10-Q

Quarterly report which provides a continuing view of a company's financial position

Quarterly Filings
NATURAL GAS SERVICES GROUP INC EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML
8-K

Report of unscheduled material events or corporate event

Current Reports
NATURAL GAS SERVICES GROUP INC EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML
8-K

Report of unscheduled material events or corporate event

Current Reports
NATURAL GAS SERVICES GROUP INC EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML
DEF 14A

Official notification to shareholders of matters to be brought to a vote ("Proxy")

Proxy Filings
NATURAL GAS SERVICES GROUP INC View HTML
4

Statement of changes in beneficial ownership of securities

3,4,5
NATURAL GAS SERVICES GROUP INC View HTML
DEFA14A

Additional proxy soliciting materials - definitive

Proxy Filings
NATURAL GAS SERVICES GROUP INC View HTML
4

Statement of changes in beneficial ownership of securities

3,4,5
NATURAL GAS SERVICES GROUP INC View HTML