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 1,895
New Positions 435
Increased Positions 933
Decreased Positions 881
Positions with Activity 1,814
Sold Out Positions 391
Total Mkt Value (in $ millions) 1,160

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

Sector Weighting

Basic Materials 3.52%
Capital Goods 1.7%
Conglomerates 0.83%
Consumer Cyclical 2.91%
Consumer/Non-Cyclical 2.21%
Energy 9.25%
Financial 7.31%
Healthcare 18.86%
Services 16.3%
Technology 15.12%
Transportation 2.23%
Utilities 3.75%

933 INCREASED Positions as of 09/30/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
AMERICAN AIRLS GROUP INC COM 97,629 66,492 213.54 1,925,238
ACTAVIS PLC SHS 31,240 15,226 95.07 117,715
KINDER MORGAN INC DEL COM 25,274 9,534 60.57 607,117
ASTRAZENECA PLC SPONSORED ADR 24,980 17,636 240.13 348,446
HERTZ GLOBAL HOLDINGS INC COM 22,221 12,571 130.27 979,758
RITE AID CORP COM 12,956 4,395 51.33 1,913,763
JAZZ PHARMACEUTICALS PLC SHS USD 11,823 1,518 14.73 69,948
VERIFONE SYS INC COM 11,144 10,776 2,931.62 299,403
MBIA INC COM 10,256 5,932 137.16 1,102,830
VALEANT PHARMACEUTICALS INTL I COM 9,066 507 5.92 62,073
INTEROIL CORP COM 9,006 6,932 334.25 176,280
APOLLO GLOBAL MGMT LLC CL A SHS 8,998 2,730 43.56 396,396
NORTHSTAR RLTY FIN CORP COM 8,986 8,986 New 517,016
GULFPORT ENERGY CORP COM NEW 8,246 6,503 373.15 188,345
GOLAR LNG LTD BERMUDA SHS 8,081 1,546 23.67 223,051
NORTHSTAR ASSET MGMT GROUP INC COM 8,013 8,013 New 368,233
ABBVIE INC COM 7,957 5,913 289.22 117,517
BOARDWALK PIPELINE PARTNERS LP UT LTD PARTNER 7,589 511 7.22 426,373
TALISMAN ENERGY INC COM 7,474 1,500 25.11 952,160
MALLINCKRODT PUB LTD CO SHS 7,457 5,426 267.14 74,933