GROUP ONE TRADING, L.P. Information

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

Report Date: 03/31/2014

Position Statistics

Total Positions 1,921
New Positions 468
Increased Positions 924
Decreased Positions 971
Positions with Activity 1,895
Sold Out Positions 493
Total Mkt Value (in $ millions) 979

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

Sector Weighting

Basic Materials 4.79%
Capital Goods 1.31%
Conglomerates 0.57%
Consumer Cyclical 2.43%
Consumer/Non-Cyclical 1.7%
Energy 13.95%
Financial 6.7%
Healthcare 13.99%
Services 21.17%
Technology 21.43%
Transportation 3.51%
Utilities 4.59%

1,921 Positions as of 03/31/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
L & L ENERGY INC COM -38 Sold Out 0
LAMAR ADVERTISING CO CL A -822 Sold Out 0
LATTICE SEMICONDUCTOR CORP COM -6 Sold Out 0
LEAPFROG ENTERPRISES INC CL A -898 Sold Out 0
LEE ENTERPRISES INC COM -81 Sold Out 0
LEGG MASON INC COM -148 Sold Out 0
LEGGETT & PLATT INC COM -339 Sold Out 0
LEIDOS HLDGS INC COM -962 Sold Out 0
LEXINGTON REALTY TRUST COM -67 Sold Out 0
LIBERATOR MEDICAL HLDGS INC COM -7 Sold Out 0
LIBERTY GLOBAL PLC SHS CL C -10,762 Sold Out 0
LILLY ELI & CO COM -106 Sold Out 0
LINCOLN NATL CORP IND COM -10 Sold Out 0
LMI AEROSPACE INC COM -10 Sold Out 0
LUMOS NETWORKS CORP COM -1 Sold Out 0
MACYS INC COM -6 Sold Out 0
MAGICJACK VOCALTEC LTD SHS -2,981 Sold Out 0
MANITOWOC INC COM -1,306 Sold Out 0
MARIN SOFTWARE INC COM -45 Sold Out 0
MARINE PRODS CORP COM -6 Sold Out 0


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