GROUP ONE TRADING, L.P. Information

440 S. LASALLE STREET, CHICAGO, Illinois, 60605, (312) 347-8864

Report Date: 06/30/2014

Position Statistics

Total Positions 1,887
New Positions 465
Increased Positions 930
Decreased Positions 916
Positions with Activity 1,846
Sold Out Positions 420
Total Mkt Value (in $ millions) 1,024

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials 3.82%
Capital Goods 1.87%
Conglomerates 0.21%
Consumer Cyclical 2.67%
Consumer/Non-Cyclical 2.37%
Energy 12.84%
Financial 7.68%
Healthcare 16.13%
Services 19.71%
Technology 16.14%
Transportation 3.08%
Utilities 4.09%

1,887 Positions as of 06/30/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
DIANA SHIPPING INC COM -662 Sold Out 0
DR PEPPER SNAPPLE GROUP INC COM -939 Sold Out 0
DUN & BRADSTREET CORP DEL NEW COM -973 Sold Out 0
DYAX CORP COM -151 Sold Out 0
EDWARDS LIFESCIENCES CORP COM -100 Sold Out 0
ELECTRONICS FOR IMAGING INC COM -12 Sold Out 0
EMERALD OIL INC COM NEW -139 Sold Out 0
EMERSON ELEC CO COM -187 Sold Out 0
ENBRIDGE ENERGY PARTNERS L P COM -35 Sold Out 0
ENCANA CORP COM -3,047 Sold Out 0
ENDEAVOUR INTL CORP COM NEW -269 Sold Out 0
ENERNOC INC COM -14 Sold Out 0
ENTREE GOLD INC COM Sold Out 0
ENTROPIC COMMUNICATIONS INC COM -9 Sold Out 0
ENVISION HEALTHCARE HLDGS INC COM -165 Sold Out 0
ENZO BIOCHEM INC COM -105 Sold Out 0
EPAM SYS INC COM -175 Sold Out 0
EPIZYME INC COM -356 Sold Out 0
EPR PPTYS COM SH BEN INT -48 Sold Out 0
ESSEX PPTY TR INC COM -187 Sold Out 0