Stock Transactions — NATURAL GAS SVCS GROUP INC

Total Bought
930,290
50 transactions
Total Sold
988,278
28 transactions
Net
-57,988
shares
Filing Period:Transaction:
FundPrevious Shares
Current Shares
▲▼
Change in Shares
▲▼
Previous Portfolio Weightage (%)
Current Portfolio Weightage (%)
▲▼
Change in Weight (%)
▲▼
Type
GEODE CAPITAL MANAGEMENT, LLC93,332228,792+135,4600.000.00+0.00buy
VANGUARD GROUP INC491,167602,403+111,2360.000.00+0.00buy
STATE STREET CORP36,052136,577+100,5250.000.00+0.00buy
MORGAN STANLEY57,623116,969+59,3460.000.00+0.00buy
Assenagon Asset Management S.A.50,75591,427+40,6720.000.00+0.00buy
Bank of New York Mellon Corp039,160+39,1600.000.00+0.00buy
MARSHALL WACE, LLP38,46977,220+38,7510.000.00+0.00buy
TWO SIGMA INVESTMENTS, LP036,266+36,2660.000.00+0.00buy
CHARLES SCHWAB INVESTMENT MANAGEMENT INC029,663+29,6630.000.00+0.00buy
CITADEL ADVISORS LLC026,554+26,5540.000.00+0.00buy
Quadrature Capital Ltd023,641+23,6410.000.01+0.01buy
RENAISSANCE TECHNOLOGIES LLC379,799399,342+19,5430.010.01+0.00buy
DIMENSIONAL FUND ADVISORS LP903,914921,915+18,0010.000.00+0.00buy
GSA CAPITAL PARTNERS LLP017,513+17,5130.000.02+0.02buy
TWO SIGMA ADVISERS, LP017,130+17,1300.000.00+0.00buy
Boston Partners26,33542,748+16,4130.000.00+0.00buy
BANK OF MONTREAL /CAN/015,324+15,3240.000.00+0.00buy
Invesco Ltd.23,72538,587+14,8620.000.00+0.00buy
Trexquant Investment LP012,835+12,8350.000.00+0.00buy
Petrus Trust Company, LTA012,613+12,6130.000.02+0.02buy
RHUMBLINE ADVISERS46212,072+11,6100.000.00+0.00buy
Alpine Global Management, LLC010,446+10,4460.000.04+0.04buy
ACADIAN ASSET MANAGEMENT LLC010,387+10,3870.000.00+0.00buy
PDT Partners, LLC010,217+10,2170.000.02+0.02buy
Walleye Capital LLC010,032+10,0320.000.00+0.00buy
AMERIPRISE FINANCIAL INC563,548572,689+9,1410.000.00+0.00buy
Hillsdale Investment Management Inc.08,560+8,5600.000.01+0.01buy
Connor, Clark & Lunn Investment Management Ltd.10,91819,064+8,1460.000.00+0.00buy
EntryPoint Capital, LLC07,844+7,8440.000.07+0.07buy
AMERICAN CENTURY COMPANIES INC120,309127,330+7,0210.000.00+0.00buy
BRIDGEWAY CAPITAL MANAGEMENT, LLC252,349258,289+5,9400.100.12+0.02buy
Empowered Funds, LLC78,49584,435+5,9400.030.03+0.00buy
BNP PARIBAS FINANCIAL MARKETS05,591+5,5910.000.00+0.00buy
NEW YORK STATE COMMON RETIREMENT FUND05,300+5,3000.000.00+0.00buy
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP32,15636,853+4,6970.000.00+0.00buy
Corton Capital Inc.12,04016,734+4,6940.090.18+0.09buy
WELLS FARGO & COMPANY/MN04,441+4,4410.000.00+0.00buy
NORTHERN TRUST CORP29,19433,534+4,3400.000.00+0.00buy
ROYAL BANK OF CANADA8,90012,009+3,1090.000.00+0.00buy
MetLife Investment Management, LLC02,761+2,7610.000.00+0.00buy
Ameritas Investment Partners, Inc.01,051+1,0510.000.00+0.00buy
Legal & General Group Plc0976+9760.000.00+0.00buy
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM0777+7770.000.00+0.00buy
NewEdge Advisors, LLC0710+7100.000.00+0.00buy
nVerses Capital, LLC0400+4000.000.00+0.00buy
AMALGAMATED BANK0371+3710.000.00+0.00buy
FMR LLC4,7494,894+1450.000.00+0.00buy
FEDERATED HERMES, INC.139232+930.000.00+0.00buy
INNEALTA CAPITAL, LLC032+320.000.00+0.00buy
Archer Investment Corp010+100.000.00+0.00buy
RBF Capital, LLC140,000140,00000.150.16+0.01hold
PERRITT CAPITAL MANAGEMENT INC15,10015,10000.160.17+0.01hold
Mill Road Capital Management LLC921,508921,50807.789.88+2.09hold
Acuitas Investments, LLC200,200200,20001.962.16+0.19hold
Aristides Capital LLC10,89510,89500.090.09+0.00hold
Proficio Capital Partners LLC10,00010,00000.020.02-0.00hold
Sound Income Strategies, LLC20020000.000.00-0.00hold
SOA Wealth Advisors, LLC.262600.000.00+0.00hold
SIMPLEX TRADING, LLC290-290.000.000.00sell
COMERICA BANK465-410.000.00-0.00sell
MACQUARIE GROUP LTD3570-3570.000.00-0.00sell
BARCLAYS PLC13,03011,726-1,3040.000.00-0.00sell
OSAIC HOLDINGS, INC.14,72610,066-4,6600.000.00-0.00sell
Y-Intercept (Hong Kong) Ltd10,3510-10,3510.020.00-0.02sell
Informed Momentum Co LLC38,94228,379-10,5630.120.09-0.03sell
Jump Financial, LLC10,9920-10,9920.010.00-0.01sell
Cubist Systematic Strategies, LLC11,5160-11,5160.000.00-0.00sell
Point72 Asia (Singapore) Pte. Ltd.12,6680-12,6680.060.00-0.06sell
AWM Investment Company, Inc.724,514711,652-12,8621.841.93+0.09sell
WHITE PINE CAPITAL LLC52,42639,359-13,0670.440.30-0.14sell
BALYASNY ASSET MANAGEMENT L.P.16,8550-16,8550.000.00-0.00sell
JPMORGAN CHASE & CO36,63519,574-17,0610.000.00-0.00sell
BANK OF AMERICA CORP /DE/17,5410-17,5410.000.00-0.00sell
Man Group plc39,39419,575-19,8190.000.00-0.00sell
Laurion Capital Management LP25,4250-25,4250.010.00-0.01sell
MILLENNIUM MANAGEMENT LLC174,757147,310-27,4470.000.00-0.00sell
Russell Investments Group, Ltd.172,221144,623-27,5980.010.00-0.00sell
HRT FINANCIAL LP29,5590-29,5590.000.00-0.00sell
CITIGROUP INC41,4822,823-38,6590.000.00-0.00sell
Qube Research & Technologies Ltd45,7401,893-43,8470.000.00-0.00sell
GOLDMAN SACHS GROUP INC85,70321,325-64,3780.000.00-0.00sell
ROYCE & ASSOCIATES LP322,843252,843-70,0000.060.05-0.01sell
Pacific Ridge Capital Partners, LLC589,681485,319-104,3622.512.35-0.17sell
SUSQUEHANNA INTERNATIONAL GROUP, LLP104,9000-104,9000.000.00-0.00sell
JANE STREET GROUP, LLC119,8970-119,8970.000.00-0.00sell
AEGIS FINANCIAL CORP854,695682,175-172,52014.0913.21-0.89sell
Page 1 of 1