Biggest Nasdaq Changes in Short Interest vs Float as of Sept. 15

The following tables show companies listed on the Nasdaq Stock Market that have the largest changes in short interest as a percentage of shares available for trading as of the Sept. 15 settlement date.

TOP 25 INCREASES IN SHORT INTEREST VS FLOAT


                                      Sept. 15        Aug. 31    
                                  Short Interest   Short Interest   
Ticker Name                        /Free Float %   /Free Float %    Increase % 
=============================================================================
YRCW  YRC WORLDWIDE IN                   46.12           30.03        16.09
OPEN  OPENTABLE INC                      41.18           29.16        12.02
TLVT  TELVENT GIT SA                     15.89            4.89        11.00
SODA  SODASTREAM INTER                   49.21           38.72        10.49
TZOO  TRAVELZOO INC                      66.34           56.21        10.12
VRA   VERA BRADLEY INC                   38.12           28.89         9.23
KIOR  KIOR INC - CL A                    65.80           58.99         6.81
HRBN  HARBIN ELECTRIC                    46.35           40.01         6.34
JVA   COFFEE HOLDING C                   29.43           23.61         5.82
AREX  APPROACH RESOURC                   23.42           18.68         4.74
SPEX  SPHERIX INC                         4.66            0.10         4.56
CARB  CARBONITE INC                      12.97            8.75         4.23
FNGN  FINANCIAL ENGINE                   21.19           17.08         4.10
MELA  MELA SCIENCES IN                   16.10           12.26         3.84
SKUL  SKULLCANDY INC                     29.44           25.97         3.47
PODD  INSULET CORP                       24.16           20.76         3.40
CRZO  CARRIZO OIL&GAS                    18.02           14.62         3.40
PATH  NUPATHE INC                        11.39            8.06         3.33
PRMW  PRIMO WATER CORP                   11.52            8.19         3.33
WWWW  WEB.COM GROUP                      12.07            8.75         3.33
URBN  URBAN OUTFITTER                    16.17           12.88         3.29
BPAX  BIOSANTE PHARMA                    18.27           15.08         3.19
UCBI  UNITED COMMUNITY                    8.36            5.34         3.03
FSLR  FIRST SOLAR INC                    31.68           28.67         3.01
OCZ   OCZ TECHNOLOGY                     39.21           36.41         2.80

TOP 25 DECREASES IN SHORT INTEREST VS FLOAT

                                      Sept. 15        Aug. 31    
                                  Short Interest   Short Interest   
Ticker Name                        /Free Float %   /Free Float %    Decrease % 
=============================================================================
CSOD  CORNERSTONE ONDE                    8.68           13.11        -4.43
CKEC  CARMIKE CINEMAS                    10.17           14.01        -3.85
ZGNX  ZOGENIX INC                         3.31            7.10        -3.79
PMBC  PACIFIC MERCANTL                    3.12            6.55        -3.43
SCKT  SOCKET MOBILE                       2.78            6.06        -3.28
ICGN  ICAGEN INC                          1.83            5.07        -3.24
STXS  STEREOTAXIS INC                    15.40           18.39        -3.00
RPTP  RAPTOR PHARMACEU                    5.48            8.17        -2.69
SAFM  SANDERSON FARMS                    27.37           30.03        -2.65
VECO  VEECO INSTRUMENT                   26.99           29.24        -2.24
TQNT  TRIQUINT SEMICON                    6.96            9.14        -2.18
BDSI  BIODELIVERY SCIE                    2.40            4.45        -2.05
NETL  NETLOGIC MICROSY                    7.88            9.90        -2.02
RRD   RR DONNELLEY & S                   10.15           12.08        -1.93
HOGS  ZHONGPIN INC                       24.60           26.48        -1.89
ABIO  ARCA BIOPHARMA                      4.42            6.31        -1.88
CLMT  CALUMET SPECIALT                    0.80            2.66        -1.87
ACOM  ANCESTRY.COM INC                   23.77           25.54        -1.77
QTWW  QUANTUM FUEL SYS                    8.64           10.37        -1.73
IMGN  IMMUNOGEN INC                       7.19            8.85        -1.66
SPWRA SUNPOWER CORP-A                    39.29           40.95        -1.66
GMAN  GORDMANS STORES                     9.20           10.82        -1.63
CONN  CONN'S INC                         21.74           23.35        -1.61
TIVO  TIVO INC                           15.12           16.68        -1.57
HTLD  HEARTLAND EXPRES                   12.15           13.71        -1.55

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