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 1,888
New Positions 465
Increased Positions 932
Decreased Positions 915
Positions with Activity 1,847
Sold Out Positions 419
Total Mkt Value (in $ millions) 1,036

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

Sector Weighting

Basic Materials 3.99%
Capital Goods 1.88%
Conglomerates 0.18%
Consumer Cyclical 2.66%
Consumer/Non-Cyclical 3.55%
Energy 12.92%
Financial 7.6%
Healthcare 15.39%
Services 19.75%
Technology 15.99%
Transportation 2.99%
Utilities 4.15%

419 Sold Out Positions as of 06/30/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
22ND CENTY GROUP INC COM -115 Sold Out 0
AAR CORP COM -15 Sold Out 0
ACURA PHARMACEUTICALS INC COM NEW -2 Sold Out 0
ADVANCED SEMICONDUCTOR ENGR SPONSORED ADR -1 Sold Out 0
ADVENT SOFTWARE INC COM -87 Sold Out 0
AECOM TECHNOLOGY CORP DELAWARE COM -9 Sold Out 0
AEROVIRONMENT INC COM -537 Sold Out 0
AGENUS INC COM NEW -5 Sold Out 0
AGNICO EAGLE MINES LTD COM -4 Sold Out 0
AKORN INC COM -462 Sold Out 0
ALEXANDER & BALDWIN INC NEW COM -118 Sold Out 0
ALEXCO RESOURCE CORP COM -16 Sold Out 0
ALKERMES PLC SHS -118 Sold Out 0
ALLIANCE FIBER OPTIC PRODS INC COM NEW -435 Sold Out 0
ALPHA & OMEGA SEMICONDUCTOR LT SHS -10 Sold Out 0
ALTERA CORP COM -7 Sold Out 0
AMAZON COM INC COM -201 Sold Out 0
AMEDISYS INC COM -199 Sold Out 0
AMERICAN ASSETS TR INC COM -11 Sold Out 0
AMERIGAS PARTNERS L P UNIT L P INT -104 Sold Out 0