GROUP ONE TRADING, L.P. Information

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

Report Date: 09/30/2014

Position Statistics

Total Positions 1,899
New Positions 435
Increased Positions 936
Decreased Positions 882
Positions with Activity 1,818
Sold Out Positions 392
Total Mkt Value (in $ millions) 1,211

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

Sector Weighting

Basic Materials 3.59%
Capital Goods 1.73%
Conglomerates 0.84%
Consumer Cyclical 2.94%
Consumer/Non-Cyclical 2.03%
Energy 10.81%
Financial 7.23%
Healthcare 17.76%
Services 16.21%
Technology 16.12%
Transportation 2.43%
Utilities 3.71%

1,899 Positions as of 09/30/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
CEDAR FAIR L P DEPOSITRY UNIT -48 Sold Out 0
CELSION CORPORATION COM PAR $0.01 -59 Sold Out 0
CENOVUS ENERGY INC COM -74 Sold Out 0
CENTERPOINT ENERGY INC COM -3 Sold Out 0
CEPHEID COM -33 Sold Out 0
CGG SPONSORED ADR -4 Sold Out 0
CHANGYOU COM LTD ADS REP CL A -18 Sold Out 0
CHARLES RIV LABS INTL INC COM -33 Sold Out 0
CHINA GREEN AGRICULTURE INC COM -8 Sold Out 0
CHINA HOUSING & LAND DEV INC COM Sold Out 0
CHINA LIFE INS CO LTD SPON ADR REP H -31 Sold Out 0
CHINA MOBILE LIMITED SPONSORED ADR -345 Sold Out 0
CHINA YUCHAI INTL LTD COM -26 Sold Out 0
CIMATRON LTD ORD -68 Sold Out 0
CISCO SYS INC COM -3 Sold Out 0
CLOVIS ONCOLOGY INC COM -321 Sold Out 0
CMS ENERGY CORP COM -47 Sold Out 0
COCA COLA ENTERPRISES INC NEW COM -89 Sold Out 0
COLDWATER CREEK INC COM NEW Sold Out 0
COLGATE PALMOLIVE CO COM -14 Sold Out 0