Natural Gas Services Group (NGS) Institutional Ownership $42.45 -0.06 (-0.14%) Closing price 05/22/2026 03:59 PM EasternExtended Trading$42.73 +0.28 (+0.66%) As of 05/22/2026 07:00 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Natural Gas Services Group (NYSE:NGS)CurrentInstitutional OwnershipPercentage65.62%Number ofInstitutional Buyers(last 12 months)76TotalInstitutional Inflows(last 12 months)$73.39MNumber ofInstitutional Sellers(last 12 months)31TotalInstitutional Outflows(last 12 months)$26.72M Get NGS Insider Trade Alerts Want to know when executives and insiders are buying or selling Natural Gas Services Group stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Subscribe Now View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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Skip Chart & View Institutional Buying and Selling Data NGS Institutional Buying and Selling by Quarter Natural Gas Services Group Major Shareholders & Ownership History ExportReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/19/2026 Bank of America Corp DE95,881$3.62M0.0%+150.1%0.761% 5/18/2026 Royal Bank of Canada4,153$156K0.0%-9.8%0.033% 5/16/2026 Lazard Asset Management LLC14,177$535K0.0%+99.9%0.113% 5/15/2026 Rice Hall James & Associates LLC43,568$1.64M0.1%-1.4%0.346% 5/14/2026 Renaissance Technologies LLC238,042$8.98M0.0%-7.2%1.889% 5/14/2026 Arrowstreet Capital Limited Partnership97,866$3.69M0.0%+254.2%0.777% 5/14/2026 Sei Investments Co.45,674$1.72M0.0%+86.5%0.362% 5/14/2026 Walleye Capital LLC61,270$2.31M0.0%N/A0.486% 5/14/2026 State of Wyoming18,540$700K0.1%+197.7%0.147% 5/13/2026 Aegis Financial Corp587,012$22.15M3.8%-12.5%4.659% Get the Latest News and Ratings for NGS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Natural Gas Services Group and its competitors with MarketBeat's FREE daily newsletter. 5/7/2026 Dimensional Fund Advisors LP843,797$31.85M0.0%-1.4%6.702% 5/5/2026 Bank of New York Mellon Corp95,419$3.60M0.0%+3.5%0.758% 5/4/2026 Calamos Advisors LLC26,046$983K0.0%+25.5%0.207% 5/4/2026 Illumine Investment Management LLC27,985$1.06M0.8%N/A0.222% 5/4/2026 Principal Financial Group Inc.12,725$480K0.0%N/A0.101% 4/30/2026 Hsbc Holdings PLC6,682$256K0.0%-7.7%0.053% 4/30/2026 Kestra Advisory Services LLC13,000$491K0.0%+30.0%0.103% 4/29/2026 R Squared Ltd10,594$400K0.2%+4.9%0.084% 4/25/2026 Strs Ohio15,800$596K0.0%+102.6%0.125% 4/23/2026 North Star Investment Management Corp.17,000$642K0.0%N/A0.135% 4/20/2026 Assenagon Asset Management S.A.21,662$818K0.0%N/A0.172% 3/20/2026 Hsbc Holdings PLC7,240$244K0.0%N/A0.058% 2/19/2026 Invesco Ltd.105,842$3.56M0.0%+425.0%0.842% 2/18/2026 Occudo Quantitative Strategies LP7,898$266K0.0%N/A0.063% 2/18/2026 Millennium Management LLC99,106$3.34M0.0%-41.4%0.788% 2/18/2026 Bridgeway Capital Management LLC213,503$7.18M0.2%-8.6%1.699% 2/17/2026 PDT Partners LLC13,994$471K0.0%-9.4%0.111% 2/17/2026 AQR Capital Management LLC7,092$239K0.0%N/A0.056% 2/17/2026 Lazard Asset Management LLC7,091$239K0.0%-36.3%0.056% 2/17/2026 Trexquant Investment LP19,299$649K0.0%N/A0.154% 2/17/2026 Price T Rowe Associates Inc. MD6,472$218K0.0%N/A0.051% 2/17/2026 Osaic Holdings Inc.6,818$229K0.0%+10.4%0.054% 2/17/2026 Russell Investments Group Ltd.166,177$5.59M0.0%+21.1%1.322% 2/17/2026 State of Wisconsin Investment Board11,116$374K0.0%N/A0.088% 2/17/2026 Kemnay Advisory Services Inc.3,374$114K0.0%N/A0.027% 2/17/2026 Arthur M. Cohen & Associates LLC14,390$484K0.1%+84.5%0.114% 2/17/2026 Royal Bank of Canada4,602$154K0.0%+20.1%0.037% 2/17/2026 Mangrove Partners IM LLC6,199$209K0.0%N/A0.049% 2/17/2026 Rothschild Wealth LLC17,000$572K0.1%N/A0.135% 2/16/2026 Squarepoint Ops LLC17,919$603K0.0%-41.6%0.143% ALERT: Drop these 5 stocks before the market opens tomorrow! (Ad)The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings research points to the first half of 2026 as a particularly rough stretch for certain holdings. Some of America's most popular stocks could take serious damage as a radical market shift plays out. Analysts at Weiss Ratings have identified five names you may want to remove from your portfolio before this unfolds. If any of these are in your portfolio, now is the time to review your positions.See the 5 stocks to avoid2/16/2026 Barclays PLC21,384$720K0.0%+45.0%0.170% 2/16/2026 Brasada Capital Management LP15,000$516K0.1%N/A0.119% 2/13/2026 Stifel Financial Corp23,096$777K0.0%+62.9%0.184% 2/13/2026 First Trust Advisors LP34,828$1.17M0.0%+3.3%0.277% 2/13/2026 State Street Corp198,877$6.69M0.0%+1.4%1.582% 2/13/2026 Boston Partners12,735$429K0.0%-20.9%0.101% 2/13/2026 Wells Fargo & Company MN11,320$381K0.0%+53.3%0.090% 2/12/2026 Renaissance Technologies LLC256,442$8.63M0.0%-14.8%2.040% 2/12/2026 Dimensional Fund Advisors LP855,645$28.79M0.0%-0.2%6.807% 2/12/2026 Informed Momentum Co LLC34,637$1.17M0.1%N/A0.276% 2/12/2026 Steward Partners Investment Advisory LLC4,965$167K0.0%+437.9%0.039% 2/12/2026 New York State Common Retirement Fund9,078$305K0.0%+192.8%0.072% 2/11/2026 Zions Bancorporation National Association UT790$27K0.0%N/A0.006% 2/11/2026 Deutsche Bank AG8,165$275K0.0%+11.4%0.065% 2/11/2026 FCA Corp TX7,000$236K0.1%N/A0.056% 2/11/2026 LPL Financial LLC106,720$3.59M0.0%N/A0.849% 2/11/2026 State of Wyoming6,227$210K0.0%-33.1%0.050% 2/10/2026 Goldman Sachs Group Inc.43,722$1.47M0.0%+4.9%0.348% 2/10/2026 Intech Investment Management LLC6,208$209K0.0%N/A0.049% 2/9/2026 Geode Capital Management LLC247,201$8.32M0.0%+3.5%1.967% 2/9/2026 Royce & Associates LP354,816$11.94M0.1%-1.9%2.823% 2/4/2026 Pacific Ridge Capital Partners LLC345,662$11.63M2.6%-11.7%2.750% 2/4/2026 First Eagle Investment Management LLC295,239$9.94M0.0%-1.5%2.349% 2/2/2026 Strs Ohio7,800$262K0.0%-17.9%0.062% 1/30/2026 R Squared Ltd10,099$340K0.2%+16.1%0.080% 1/29/2026 Weber Capital Management LLC ADV498,581$16.78M15.8%N/A3.966% 1/29/2026 Calamos Advisors LLC20,754$698K0.0%N/A0.165% 1/28/2026 Crown Advisors Management Inc.80,000$2.69M1.8%+14.3%0.636% 1/26/2026 Phocas Financial Corp.43,688$1.47M0.2%N/A0.348% 1/23/2026 State of Alaska Department of Revenue909$30K0.0%N/A0.007% 1/21/2026 Phocas Financial Corp.43,688$1.47M0.2%N/A0.348% 1/15/2026 Allspring Global Investments Holdings LLC9,024$310K0.0%+12.0%0.072% 1/9/2026 SG Americas Securities LLC3,152$106K0.0%N/A0.025% 1/1/2026 JPMorgan Chase & Co.31,197$873K0.0%-8.2%0.248% 11/18/2025 Acuitas Investments LLC216,700$6.07M3.9%+8.2%1.724% 11/17/2025Perritt Capital Management Inc15,000$420K0.2%-95.8%0.119% 11/17/2025 Qube Research & Technologies Ltd94,239$2.64M0.0%+20.8%0.750% 11/17/2025 Millennium Management LLC169,023$4.73M0.0%+133.7%1.345% 11/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.4,804$134K0.0%-13.6%0.038% 11/17/2025 Bank of America Corp DE24,847$695K0.0%+130.7%0.198% 11/17/2025 Cannell Capital LLC359,021$10.05M1.5%+8.3%2.856% 11/17/2025 Ameriprise Financial Inc.509,344$14.26M0.0%-0.1%4.052% 11/14/2025 Creative Planning14,262$399K0.0%N/A0.114% 11/14/2025 Lazard Asset Management LLC11,129$312K0.0%-10.4%0.089% 11/14/2025 Raymond James Financial Inc.92,394$2.59M0.0%+1.3%0.737% 11/14/2025 Two Sigma Investments LP41,439$1.16M0.0%+192.3%0.330% 11/14/2025 Bridgeway Capital Management LLC233,503$6.54M0.1%-2.4%1.862% 11/14/2025 Squarepoint Ops LLC30,704$859K0.0%-59.2%0.245% 11/13/2025 Boston Partners16,105$451K0.0%-13.0%0.128% 11/13/2025 Arrowstreet Capital Limited Partnership31,115$871K0.0%+121.7%0.248% Elon Musk’s $1 Quadrillion AI IPO (Ad)$1 quadrillion would be enough to send a $2.8 million check to every man, woman, and child in America. 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Early access is available today.Claim Your Stake Now11/13/2025 UBS Group AG73,303$2.05M0.0%+53.8%0.584% 11/13/2025 BNP Paribas Financial Markets16,800$470K0.0%-11.6%0.134% 11/13/2025 Russell Investments Group Ltd.137,237$3.84M0.0%-6.7%1.094% 11/13/2025 First Trust Advisors LP33,725$944K0.0%+8.1%0.269% 11/12/2025 Dimensional Fund Advisors LP857,397$24.00M0.0%-0.1%6.836% 11/12/2025 First Eagle Investment Management LLC299,739$8.39M0.0%+0.2%2.390% 11/12/2025 Royce & Associates LP361,571$10.12M0.1%+2.5%2.883% 11/12/2025 R Squared Ltd8,699$243K0.1%N/A0.069% 11/12/2025 Pacific Ridge Capital Partners LLC391,287$10.95M2.4%-2.2%3.120% 11/7/2025Vanguard Group Inc.611,653$17.12M0.0%+1.2%4.877% NGS Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of NGS shares? During the previous two years, 115 institutional investors and hedge funds held shares of Natural Gas Services Group. The most heavily invested institutionals were Dimensional Fund Advisors LP ($31.85M), Aegis Financial Corp ($22.15M), Mill Road Capital Management LLC ($21.25M), Vanguard Group Inc. ($17.12M), Weber Capital Management LLC ADV ($16.78M), AWM Investment Company Inc. ($14.87M), and Ameriprise Financial Inc. ($14.26M).Learn more on Natural Gas Services Group's institutional investors. What percentage of Natural Gas Services Group's stock is owned by institutional investors? 65.62% of Natural Gas Services Group's stock is owned by institutional investors. Learn more on NGS's institutional investor holdings. Which institutional investors have been buying Natural Gas Services Group's stock? Of the 105 institutional investors that purchased Natural Gas Services Group's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Weber Capital Management LLC ADV ($498.58K), Cannell Capital LLC ($271.60K), Proficio Capital Partners LLC ($221.90K), Invesco Ltd. ($193.36K), First Eagle Investment Management LLC ($141.03K), Raymond James Financial Inc. ($127.97K), and Crown Advisors Management Inc. ($110K). How much institutional buying is happening at Natural Gas Services Group? Institutional investors have bought a total of 2,338,698 shares in the last 24 months. This purchase volume represents approximately $73.39M in transactions. Which of Natural Gas Services Group's major shareholders have been selling company stock? Of the 31 institutional investors that sold Natural Gas Services Group's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Perritt Capital Management Inc ($346.34K), Aegis Financial Corp ($84.10K), Millennium Management LLC ($69.92K), Renaissance Technologies LLC ($62.90K), Squarepoint Ops LLC ($57.37K), Pacific Ridge Capital Partners LLC ($54.58K), and Crown Advisors Management Inc. ($30K). How much institutional selling is happening at Natural Gas Services Group? Institutional investors have sold a total of 879,250 shares in the last 24 months. This volume of shares sold represents approximately $26.72M in transactions. Related Companies RES Major Shareholders HLX Major Shareholders TTI Major Shareholders FET Major Shareholders OIS Major Shareholders GIFI Major Shareholders GEOS Major Shareholders DWSN Major Shareholders SLB Major Shareholders HAL Major Shareholders This page (NYSE:NGS) was last updated on 5/25/2026 by MarketBeat.com Staff. 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