Largest Nasdaq Short Interest Percent Increases as of Dec. 15

The following are the 200 largest short interest percent increases on the Nasdaq Stock Market as of the Dec. 15 settlement date. This list includes securities with a short position of at least 200,000 shares.



Ticker                                                                     
Symbol   Company                        Dec. 15       Nov. 30      % Change   
=============================================================================
ANGI     ANGIE'S LIST INC             3,076,283     1,015,197       203.0
BCSI     BLUE COAT SYSTEM             7,863,376     2,785,243       182.3
GRFS     GRIFOLS SA-ADR               1,540,769       738,813       108.5
BNHN     BENIHANA INC                   422,418       214,140        97.3
GRPN     GROUPON INC                 14,796,819     7,637,404        93.7
SAVE     SPIRIT AIRLINES              1,832,127     1,027,859        78.2
AMGN     AMGEN INC                   38,611,875    21,852,151        76.7
SPRD     SPREADTRUM-ADR               4,655,471     2,689,327        73.1
EROC     EAGLE ROCK ENERG               643,204       374,535        71.7
PZZI     PIZZA INN HOLDIN               478,136       281,467        69.9
HZNP     HORIZON PHARMA I               337,688       204,580        65.1
NIHD     NII HOLDING INC              6,621,055     4,115,002        60.9
AWAY     HOMEAWAY INC                 3,597,700     2,270,386        58.5
OVTI     OMNIVISION TECH              5,991,729     4,053,913        47.8
ALLT     ALLOT COMMUNICAT               295,718       202,206        46.2
EZCH     EZCHIP SEMICONDU             1,578,803     1,080,496        46.1
HAST     HASTINGS ENTMNT                477,797       327,104        46.1
CBOE     CBOE HOLDINGS IN             2,305,123     1,580,515        45.8
NTES     NETEASE.COM-ADR              1,087,471       800,170        35.9
SIMO     SILICON MOTI-ADR               428,832       316,027        35.7
AVGO     AVAGO TECHNOLOGI             1,840,297     1,378,703        33.5
QCOR     QUESTCOR PHARM               6,814,958     5,157,895        32.1
BBEP     BREITBURN ENERGY               518,913       392,865        32.1
BIOF     BIOFUEL ENERGY C             1,609,182     1,228,858        30.9
PRGO     PERRIGO CO                   4,320,899     3,306,612        30.7
ZOOM     ZOOM TECHNOLOGIE               748,734       578,187        29.5
AFFY     AFFYMAX INC                  3,421,548     2,645,819        29.3
AMCN     AIRMEDIA-ADR                   352,841       274,181        28.7
UBNT     UBIQUITI NETWORK               892,004       699,333        27.6
MXIM     MAXIM INTEGRATED             5,110,417     4,017,266        27.2
SQQQ     PROSHARES UL SHO               504,187       398,568        26.5
AMCX     AMC NETWORKS-A               1,586,619     1,259,704        26.0
GCVRZ    SANOFI CVR                     694,507       552,125        25.8
GSAT     GLOBALSTAR INC               8,341,272     6,643,356        25.6
FMCN     FOCUS MEDIA-ADR             12,098,371     9,820,982        23.2
BBCN     BBCN BANCORP INC             4,642,556     3,778,477        22.9
MITK     MITEK SYSTEMS                3,524,603     2,877,663        22.5
INFY     INFOSYS LTD-ADR             10,692,172     8,745,017        22.3
STEM     STEMCELLS INC                  858,450       703,757        22.0
MITL     MITEL NETWORKS C               364,333       299,141        21.8
BRCD     BROCADE COMM SYS             9,731,693     8,050,086        20.9
ZLTQ     ZELTIQ AESTHETIC             2,721,064     2,255,067        20.7
IFGL     ISHARES FTSE EPR               331,121       274,997        20.4
MOVE     MOVE INC                     1,283,709     1,070,750        19.9
BDE      BLACK DIAMOND IN               985,109       822,158        19.8
TNGO     TANGOE INC/CT                  774,509       646,483        19.8
CPTS     CONCEPTUS INC                2,404,331     2,008,332        19.7
GGAL     GRUPO GALICI-ADR             2,033,849     1,708,573        19.0
YRCWD    YRC WORLDWIDE IN               280,801       237,203        18.4
NTAP     NETAPP INC                  19,261,137    16,271,257        18.4
NICE     NICE SYSTEMS-ADR               689,455       582,683        18.3
UBSI     UNITED BANKSHS               8,486,686     7,201,861        17.8
HGIC     HARLEYSVILLE GRP             1,336,502     1,134,775        17.8
QGEN     QIAGEN NV                    6,654,273     5,652,816        17.7
TEVA     TEVA PHARM-ADR               8,650,120     7,382,687        17.2
HANS     HANSEN NATURAL               1,141,570       977,346        16.8
MPEL     MELCO CROWN-ADR              9,048,049     7,755,064        16.7
STMP     STAMPS.COM INC               1,736,778     1,496,149        16.1
IPGP     IPG PHOTONICS                2,207,370     1,909,709        15.6
JCOM     J2 GLOBAL INC                8,943,995     7,758,788        15.3
GAME     SHANDA GAMES-ADR               530,769       462,431        14.8
YONG     YONGYE INTERNATI             4,301,883     3,753,846        14.6
TITN     TITAN MACHINERY              1,551,857     1,354,434        14.6
WCRX     WARNER CHILCOT-A             2,222,599     1,959,801        13.4
DLTR     DOLLAR TREE INC              3,862,599     3,410,724        13.2
GOLD     RANDGOLD RES-ADR             1,359,307     1,206,692        12.6
CLSN     CELSION CORP                 2,491,921     2,216,752        12.4
SPPI     SPECTRUM PHARMAC             7,056,650     6,279,473        12.4
RIMM     RESEARCH IN MOTI            42,495,693    37,875,375        12.2
TRNX     TORNIER NV                     908,300       809,590        12.2
DECK     DECKERS OUTDOOR              4,663,158     4,158,581        12.1
THQI     THQ INC                     12,193,566    10,915,360        11.7
PDCO     PATTERSON COS                5,702,193     5,106,319        11.7
TROW     T ROWE PRICE GRP             6,890,301     6,174,249        11.6
ROST     ROSS STORES INC              3,138,512     2,814,217        11.5
KLAC     KLA-TENCOR CORP             10,127,268     9,086,916        11.4
CTAS     CINTAS CORP                  5,812,869     5,218,777        11.4
CTCT     CONSTANT CONTACT             7,595,169     6,819,185        11.4
ININ     INTERACTIVE INT                917,932       824,727        11.3
MRNAD    MARINA BIOTECH I             4,408,573     3,973,851        10.9
PANL     UNIVERSAL DISPLA            10,945,043     9,870,590        10.9
PWAV     POWERWAVE TECH               4,063,800     3,664,998        10.9
SZYM     SOLAZYME INC                 2,706,736     2,444,370        10.7
YNDX     YANDEX NV-A                  3,735,942     3,373,840        10.7
DNDN     DENDREON CORP               31,343,596    28,395,506        10.4
TLEO     TALEO CORP-A                 3,551,246     3,219,123        10.3
TWIN     TWIN DISC INC                1,277,684     1,158,324        10.3
ONTY     ONCOTHYREON INC             11,350,631    10,292,447        10.3
SIRO     SIRONA DENTAL SY             1,366,862     1,239,451        10.3
SNDA     SHANDA INTER-ADR               954,167       865,314        10.3
MWIV     MWI VETERINARY S             1,060,000       962,435        10.1
JBLU     JETBLUE AIRWAYS             38,398,708    34,902,106        10.0
SFLY     SHUTTERFLY INC               7,516,131     6,834,856        10.0
AKRX     AKORN INC                    5,731,539     5,212,590        10.0
MPWR     MONOLITHIC POWER             1,447,395     1,316,965         9.9
ONNN     ON SEMICONDUCTOR            12,311,699    11,216,911         9.8
PEGA     PEGASYSTEMS INC              2,626,441     2,394,470         9.7
STAA     STAAR SURGICAL               2,480,750     2,267,268         9.4
SINA     SINA CORP                    5,703,760     5,215,016         9.4
HMIN     HOME INNS & -ADR             6,007,708     5,494,186         9.3
INCY     INCYTE CORP                 19,521,657    17,865,162         9.3
INTU     INTUIT INC                   4,167,069     3,815,055         9.2
QLIK     QLIK TECHNOLOGIE             5,816,534     5,326,246         9.2
WFM      WHOLE FOODS MKT              7,655,386     7,051,580         8.6
EXPE     EXPEDIA INC                 17,421,526    16,052,332         8.5
OPEN     OPENTABLE INC               10,774,396     9,935,230         8.4
KITD     KIT DIGITAL INC             13,861,648    12,782,364         8.4
HSTM     HEALTHSTREAM INC             1,220,445     1,129,786         8.0
HMPR     HAMPTON ROADS BA             1,035,339       959,062         8.0
IPAR     INTER PARFUMS                  745,087       690,294         7.9
LULU     LULULEMON ATH               15,430,225    14,298,060         7.9
MCHX     MARCHEX INC-B                3,104,265     2,877,779         7.9
BSFT     BROADSOFT INC                6,504,405     6,047,884         7.5
IMGN     IMMUNOGEN INC                7,216,224     6,714,234         7.5
FNSR     FINISAR CORP                11,225,787    10,451,540         7.4
ROYL     ROYALE ENERGY                1,540,565     1,436,272         7.3
SCEI     SINO CLEAN ENERG               469,007       437,377         7.2
ILMN     ILLUMINA INC                22,964,792    21,424,784         7.2
CTRP     CTRIP.COM-ADR               12,325,250    11,505,615         7.1
SYUT     SYNUTRA INTERNAT             1,617,731     1,510,156         7.1
PMFG     PMFG INC                     1,578,835     1,473,958         7.1
LABL     MULTI-COLOR CORP               386,372       360,780         7.1
WBMD     WEBMD HEALTH COR             4,210,261     3,934,281         7.0
BPOP     POPULAR INC                 18,014,883    16,840,229         7.0
CMLS     CUMULUS MEDIA-A              9,229,068     8,630,766         6.9
JASO     JA SOLAR HOL-ADR             9,794,223     9,160,228         6.9
ACHN     ACHILLION PHARMA             5,505,117     5,149,060         6.9
TWGP     TOWER GROUP INC              3,901,081     3,649,091         6.9
VICL     VICAL INC                    6,637,322     6,210,581         6.9
CVV      CVD EQUIPMENT CO               392,343       367,202         6.8
SNDK     SANDISK CORP                 7,985,315     7,474,482         6.8
RRD      RR DONNELLEY & S            26,700,646    24,993,566         6.8
CYOU     CHANGYOU.COM-ADR               442,545       414,532         6.8
IVAN     IVANHOE ENERGY               9,113,264     8,538,144         6.7
HCBK     HUDSON CITY BNCP            15,990,876    14,986,692         6.7
NKTR     NEKTAR THERAPEUT            17,580,162    16,498,760         6.6
PCRX     PACIRA PHARMACEU             1,412,301     1,326,016         6.5
DNKN     DUNKIN' BRANDS G             3,918,971     3,683,480         6.4
CHEF     CHEFS WAREHOUSE                670,793       631,177         6.3
CPWR     COMPUWARE CORP               6,763,762     6,369,202         6.2
FITB     FIFTH THIRD BANC            20,536,544    19,338,882         6.2
DTV      DIRECTV-A                   19,025,690    17,961,191         5.9
SUSS     SUSSER HOLDINGS                396,909       374,880         5.9
SPIL     SILICONWARE-ADR              3,972,138     3,752,873         5.8
DEPO     DEPOMED INC                  5,167,263     4,889,622         5.7
OPNT     OPNET TECH INC               1,576,078     1,491,709         5.7
OXBT     OXYGEN BIOTHERAP               338,185       320,127         5.6
VIAB     VIACOM INC-B                10,716,821    10,145,458         5.6
MKTG     RESPONSYS INC                  470,093       445,257         5.6
TRGT     TARGACEPT INC                4,482,955     4,246,756         5.6
CNSL     CONSOLIDATED COM             1,550,882     1,470,064         5.5
LIFE     LIFE TECHNOLOGIE             4,280,898     4,058,121         5.5
TICC     TICC CAPITAL COR             1,143,181     1,084,456         5.4
RPTP     RAPTOR PHARMACEU             4,401,489     4,176,958         5.4
CLVS     CLOVIS ONCOLOGY                210,954       200,284         5.3
PLUG     PLUG POWER INC               1,840,370     1,749,559         5.2
SBAC     SBA COMM CORP-A              9,345,143     8,889,738         5.1
APRI     APRICUS BIOSCIEN             2,327,555     2,214,581         5.1
OSTK     OVERSTOCK.COM                1,710,720     1,629,400         5.0
ATHN     ATHENAHEALTH INC             6,332,093     6,034,429         4.9
UTEK     ULTRATECH INC                1,479,760     1,410,433         4.9
GEVO     GEVO INC                     1,380,346     1,315,683         4.9
FARM     FARMER BROS CO                 737,318       702,969         4.9
CSOD     CORNERSTONE ONDE             2,014,322     1,921,848         4.8
MOLX     MOLEX INC                    5,503,425     5,255,264         4.7
TTWO     TAKE-TWO INTERAC            12,001,888    11,461,768         4.7
ZOLL     ZOLL MEDICAL                 1,040,740       995,436         4.6
DXCM     DEXCOM                       6,021,525     5,764,461         4.5
NCTY     THE9 LTD-ADR                   229,425       219,703         4.4
VPRT     VISTAPRINT NV                9,027,537     8,650,937         4.4
EBAY     EBAY INC                    12,470,192    11,962,083         4.2
ANDE     ANDERSONS INC                1,023,742       982,089         4.2
OCZ      OCZ TECHNOLOGY              21,482,558    20,609,711         4.2
SLXP     SALIX PHARM                  7,012,725     6,729,489         4.2
GIII     G III APPAREL                1,707,945     1,639,630         4.2
SWKS     SKYWORKS SOLUTIO             7,104,081     6,823,052         4.1
SKUL     SKULLCANDY INC               6,343,964     6,093,281         4.1
CMCSK    COMCAST CORP-SPL            14,591,398    14,015,202         4.1
SGI      SILICON GRAPHICS             8,647,486     8,307,573         4.1
QLGC     QLOGIC CORP                  1,825,063     1,753,749         4.1
SGNT     SAGENT PHARMACEU             1,211,414     1,164,140         4.1
ATVI     ACTIVISION BLIZZ            23,302,533    22,396,892         4.0
SPSC     SPS COMMERCE INC               699,987       673,205         4.0
VIVO     MERIDIAN BIOSCI              4,855,729     4,670,778         4.0
MU       MICRON TECH                 67,127,184    64,575,139         4.0
APAGF    APCO OIL AND GAS               401,699       386,717         3.9
SREV     SERVICESOURCE IN             6,043,489     5,821,329         3.8
TRMB     TRIMBLE NAVIG                1,967,461     1,895,442         3.8
CIEN     CIENA CORP                  23,786,228    22,919,767         3.8
RVBD     RIVERBED TECHNOL             4,748,423     4,577,714         3.7
ARWR     ARROWHEAD RESEAR               285,260       275,032         3.7
PODD     INSULET CORP                10,339,282     9,969,641         3.7
XTEX     CROSSTEX ENERGY                462,908       446,456         3.7
LNCR     LINCARE HOLDINGS             7,255,765     7,001,031         3.6
QSFT     QUEST SOFTWARE               2,270,314     2,191,845         3.6
CSRE     CSR PLC-ADR                    310,667       299,940         3.6
AMPE     AMPIO PHARMACEUT             1,833,156     1,771,923         3.5
TFM      FRESH MARKET INC             5,717,599     5,527,782         3.4
FSII     FSI INTL INC                 3,364,068     3,252,841         3.4
ARIA     ARIAD PHARM                 16,359,859    15,819,705         3.4

*-- Data includes ETF positions.

-- Bloomberg News

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