GROUP ONE TRADING, L.P. Information

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

Report Date: 12/31/2013

Position Statistics

Total Positions 1,866
New Positions 491
Increased Positions 1,006
Decreased Positions 832
Positions with Activity 1,838
Sold Out Positions 408
Total Mkt Value (in $ millions) 931

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

Sector Weighting

Basic Materials 4.47%
Capital Goods 2.1%
Conglomerates 1.02%
Consumer Cyclical 2.65%
Consumer/Non-Cyclical 1.78%
Energy 14.69%
Financial 9.58%
Healthcare 14.22%
Services 21.14%
Technology 21.33%
Transportation 2.35%
Utilities 3.32%

1,006 INCREASED Positions as of 12/31/2013

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
TIME WARNER CABLE INC COM 19,246 14,604 314.59 139,032
COBALT INTL ENERGY INC COM 16,911 5,776 51.87 924,104
RITE AID CORP COM 16,114 6,750 72.09 2,222,668
JIVE SOFTWARE INC COM 15,955 8,642 118.16 2,167,796
SIRIUS XM HLDGS INC COM 14,877 13,077 726.53 4,620,192
SUNEDISON INC COM 13,027 8,486 186.88 649,420
PENNEY J C INC COM 11,755 2,015 20.68 1,453,028
NEWFIELD EXPL CO COM 10,251 5,305 107.25 314,339
ACTAVIS PLC SHS 10,091 4,415 77.79 49,064
BLACKBERRY LTD COM 10,033 4,345 76.39 1,376,234
ACADIA PHARMACEUTICALS COM 9,927 1,802 22.18 471,604
ILLUMINA INC COM 9,101 3,785 71.21 61,504
NUANCE COMMUNICATIONS INC COM 8,895 6,382 253.95 545,026
GENWORTH FINL INC COM CL A 8,797 3,405 63.14 497,309
QUESTCOR PHARMACEUTICALS INC COM 8,651 6,686 340.36 110,711
AMERICAN CAPITAL AGENCY CORP COM 8,184 2,190 36.53 366,013
ARIAD PHARMACEUTICALS INC COM 7,624 6,317 483.35 978,746
SAREPTA THERAPEUTICS INC COM 7,513 7,155 1,999.04 193,678
MGIC INVT CORP WIS COM 7,182 704 10.87 804,253
GROUPON INC COM CL A 6,990 2,674 61.94 916,089


Latest News Headlines

View All
Create your free portfolio