<SEC-DOCUMENT>0001000275-25-000173.txt : 20251204
<SEC-HEADER>0001000275-25-000173.hdr.sgml : 20251204
<ACCEPTANCE-DATETIME>20251204160023
ACCESSION NUMBER:		0001000275-25-000173
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251204
DATE AS OF CHANGE:		20251204

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATURAL GAS SERVICES GROUP INC
		CENTRAL INDEX KEY:			0001084991
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				752811855
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-31398
		FILM NUMBER:		251549328

	BUSINESS ADDRESS:	
		STREET 1:		404 VETERANS AIRPARK LANE
		STREET 2:		SUITE 300
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79705
		BUSINESS PHONE:		(432) 262-2700

	MAIL ADDRESS:	
		STREET 1:		404 VETERANS AIRPARK LANE
		STREET 2:		SUITE 300
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79705

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Taylor Stephen Charles
		CENTRAL INDEX KEY:			0001316004
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		404 VETERANS AIRPARK LANE
		STREET 2:		SUITE 300
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79705
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
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      <filer>
        <filerCredentials>
          <cik>0001316004</cik>
          <ccc>XXXXXXXX</ccc>
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      <liveTestFlag>LIVE</liveTestFlag>



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    <issuerInfo>
      <issuerCik>0001084991</issuerCik>
      <issuerName>NATURAL GAS SERVICES GROUP INC</issuerName>
      <secFileNumber>001-31398</secFileNumber>
      <issuerAddress>
        <com:street1>404 VETERANS AIRPARK LANE</com:street1>
        <com:street2>SUITE 300</com:street2>
        <com:city>MIDLAND</com:city>
        <com:stateOrCountry>TX</com:stateOrCountry>
        <com:zipCode>79705</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(432) 262-2700</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Taylor Stephen Charles</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>RBC CAPITAL MARKETS LLC</name>
        <address>
          <com:street1>250 NICOLLET MALL, SUITE 1700</com:street1>
          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>20000</noOfUnitsSold>
      <aggregateMarketValue>642400.00</aggregateMarketValue>
      <noOfUnitsOutstanding>12568917</noOfUnitsOutstanding>
      <approxSaleDate>12/04/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>04/05/2022</acquiredDate>
      <natureOfAcquisitionTransaction>RSU GRANT</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>19965</amountOfSecuritiesAcquired>
      <paymentDate>04/05/2022</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>05/18/2022</acquiredDate>
      <natureOfAcquisitionTransaction>RSU GRANT</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>35</amountOfSecuritiesAcquired>
      <paymentDate>05/18/2022</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
        <address>
          <com:street1>250 NICOLLET MALL</com:street1>
          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>11/20/2025</saleDate>
      <amountOfSecuritiesSold>10000</amountOfSecuritiesSold>
      <grossProceeds>313787.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
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          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>11/19/2025</saleDate>
      <amountOfSecuritiesSold>10000</amountOfSecuritiesSold>
      <grossProceeds>303100.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
        <address>
          <com:street1>250 NICOLLET MALL</com:street1>
          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>11/17/2025</saleDate>
      <amountOfSecuritiesSold>10000</amountOfSecuritiesSold>
      <grossProceeds>310069.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
        <address>
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          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
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      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>11/10/2025</saleDate>
      <amountOfSecuritiesSold>18748</amountOfSecuritiesSold>
      <grossProceeds>558095.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
        <address>
          <com:street1>250 NICOLLET MALL</com:street1>
          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>11/07/2025</saleDate>
      <amountOfSecuritiesSold>11152</amountOfSecuritiesSold>
      <grossProceeds>324051.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
        <address>
          <com:street1>250 NICOLLET MALL</com:street1>
          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>11/06/2025</saleDate>
      <amountOfSecuritiesSold>100</amountOfSecuritiesSold>
      <grossProceeds>2900.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
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          <com:street1>250 NICOLLET MALL</com:street1>
          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
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      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>09/26/2025</saleDate>
      <amountOfSecuritiesSold>7915</amountOfSecuritiesSold>
      <grossProceeds>225591.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
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          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
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      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>09/25/2025</saleDate>
      <amountOfSecuritiesSold>759</amountOfSecuritiesSold>
      <grossProceeds>21631.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
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          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
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      <securitiesClassTitle>NATURAL GAS SERVICES GROUP INC</securitiesClassTitle>
      <saleDate>09/24/2025</saleDate>
      <amountOfSecuritiesSold>1326</amountOfSecuritiesSold>
      <grossProceeds>37791.00</grossProceeds>
    </securitiesSoldInPast3Months>
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      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
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          <com:city>MINNEAPOLIS</com:city>
          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
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      <saleDate>09/23/2025</saleDate>
      <amountOfSecuritiesSold>11457</amountOfSecuritiesSold>
      <grossProceeds>320214.00</grossProceeds>
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      <sellerDetails>
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          <com:stateOrCountry>MN</com:stateOrCountry>
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      <saleDate>09/19/2025</saleDate>
      <amountOfSecuritiesSold>63</amountOfSecuritiesSold>
      <grossProceeds>1732.00</grossProceeds>
    </securitiesSoldInPast3Months>
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          <com:stateOrCountry>MN</com:stateOrCountry>
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      <sellerDetails>
        <name>STEPHEN TAYLOR C/O RBC CAPITAL MARKETS LLC</name>
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          <com:stateOrCountry>MN</com:stateOrCountry>
          <com:zipCode>55401</com:zipCode>
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      <saleDate>09/04/2025</saleDate>
      <amountOfSecuritiesSold>10000</amountOfSecuritiesSold>
      <grossProceeds>270018.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>12/04/2025</noticeDate>
      <signature>POA / JEFFREY EISCHENS</signature>
    </noticeSignature>
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</DOCUMENT>
</SEC-DOCUMENT>
