Largest Nasdaq Short Interest Changes as of Nov. 15

The following are the 50 largest short interest changes on the Nasdaq Stock Market as of the Nov. 15 settlement date. The table ranks the top 50 positive changes followed by the top negative changes.

TOP 50 INCREASES


Ticker                                                                   
Symbol   Company                    Nov. 15        Oct. 31         Change    
=============================================================================
ARNA     ARENA PHARMACEUT          61,748,793     50,945,833     10,802,960
MSFT     MICROSOFT CORP           109,765,437     99,166,275     10,599,162
RIMM     RESEARCH IN MOTI         104,202,426     95,397,618      8,804,808
GRPN     GROUPON INC               43,533,791     36,049,059      7,484,732
CSCO     CISCO SYSTEMS             72,077,748     64,616,503      7,461,245
FB       FACEBOOK INC-A            95,301,361     87,988,874      7,312,487
DELL     DELL INC                  57,644,332     51,714,254      5,930,078
YHOO     YAHOO! INC                32,687,343     26,837,863      5,849,480
STX      SEAGATE TECHNOLO          36,460,766     31,046,174      5,414,592
GILD     GILEAD SCIENCES           35,519,100     30,295,193      5,223,907
SIMG     SILICON IMAGE              7,454,441      2,358,017      5,096,424
TXN      TEXAS INSTRUMENT          26,808,857     21,723,226      5,085,631
AAPL     APPLE INC                 21,643,154     16,875,726      4,767,428
WIN      WINDSTREAM CORP           75,645,198     72,034,044      3,611,154
ANTH     ANTHERA PHARMACE           8,029,517      4,428,659      3,600,858
PDLI     PDL BIOPHARMA IN          21,944,850     19,171,319      2,773,531
QQQ      POWERSH-QQQ               62,304,226     59,597,034      2,707,192
JBLU     JETBLUE AIRWAYS           41,146,215     38,480,775      2,665,440
MDLZ     MONDELEZ INTER-A          17,526,994     14,868,544      2,658,450
AMGN     AMGEN INC                 17,561,647     15,015,402      2,546,245
SWKS     SKYWORKS SOLUTIO           7,628,986      5,101,546      2,527,440
VVUS     VIVUS INC                 20,134,789     17,633,308      2,501,481
FRAN     FRANCESCAS HOLDI          12,087,401      9,846,285      2,241,116
RFMD     RF MICRO DEVICES          13,992,725     11,863,878      2,128,847
SPLS     STAPLES INC               84,445,841     82,355,134      2,090,707
GTAT     GT ADVANCED TECH          37,692,025     35,685,746      2,006,279
BRCD     BROCADE COMM SYS          15,454,156     13,460,587      1,993,569
APOL     APOLLO GROUP-A            16,875,589     14,979,864      1,895,725
SWHC     SMITH & WESSON H          10,687,298      8,821,901      1,865,397
EA       ELECTRONIC ARTS           19,229,736     17,409,053      1,820,683
HBAN     HUNTINGTON BANC           23,251,667     21,451,759      1,799,908
GMCR     GREEN MOUNTAIN            51,445,643     49,708,149      1,737,494
AWAY     HOMEAWAY INC               9,375,973      7,639,793      1,736,180
TTWO     TAKE-TWO INTERAC          18,218,579     16,514,788      1,703,791
SNTS     SANTARUS INC               4,253,058      2,621,321      1,631,737
CPWR     COMPUWARE CORP             4,811,023      3,207,919      1,603,104
HMSY     HMS HOLDINGS COR           9,526,496      7,925,163      1,601,333
VRSN     VERISIGN INC              12,109,331     10,515,024      1,594,307
MCHP     MICROCHIP TECH            18,823,624     17,314,790      1,508,834
DVAX     DYNAVAX TECHNOLO          22,253,627     20,899,816      1,353,811
CMCSA    COMCAST CORP-A            30,616,711     29,275,984      1,340,727
SVNT     SAVIENT PHARMACE          18,379,263     17,051,019      1,328,244
MELI     MERCADOLIBRE INC           6,335,007      5,051,843      1,283,164
APKT     ACME PACKET INC            8,054,891      6,824,512      1,230,379
TQNT     TRIQUINT SEMICON          18,792,665     17,585,477      1,207,188
MYL      MYLAN INC                 29,468,895     28,285,878      1,183,017
EBIX     EBIX INC                  10,725,661      9,566,804      1,158,857
QCOM     QUALCOMM INC              20,245,599     19,092,533      1,153,066
AVNR     AVANIR PHARM INC          21,327,217     20,189,512      1,137,705
LSCC     LATTICE SEMICOND           6,342,457      5,240,641      1,101,816

TOP 50 DECREASES


Ticker                                                                   
Symbol   Company                    Nov. 15        Oct. 31         Change    
=============================================================================
CLWR     CLEARWIRE -CL A           38,893,195     50,870,997    -11,977,802
FTR      FRONTIER COMMUNI         221,788,961    232,796,420    -11,007,459
MU       MICRON TECH               55,931,748     61,066,639     -5,134,891
VOD      VODAFONE GRP-ADR           3,278,061      7,291,924     -4,013,863
FITB     FIFTH THIRD BANC          13,086,706     16,629,133     -3,542,427
CMVT     COMVERSE TECH              6,743,793      9,868,693     -3,124,900
ORCL     ORACLE CORP               33,678,668     36,638,052     -2,959,384
FSLR     FIRST SOLAR INC           25,855,610     28,215,476     -2,359,866
SREV     SERVICESOURCE IN           6,471,099      8,812,822     -2,341,723
SKUL     SKULLCANDY INC             6,867,810      9,144,875     -2,277,065
NTAP     NETAPP INC                13,954,049     16,165,327     -2,211,278
CPST     CAPSTONE TURBINE          40,043,960     42,179,389     -2,135,429
PLCM     POLYCOM INC               12,454,580     14,525,980     -2,071,400
HOLX     HOLOGIC INC                6,242,497      8,284,746     -2,042,249
NFLX     NETFLIX INC               15,175,095     17,206,784     -2,031,689
INTC     INTEL CORP               198,860,435    200,750,947     -1,890,512
ONNN     ON SEMICONDUCTOR          12,104,879     13,992,422     -1,887,543
ZNGA     ZYNGA INC- CL A           10,897,471     12,777,815     -1,880,344
FMCN     FOCUS MEDIA-ADR           10,865,467     12,696,049     -1,830,582
CPRX     CATALYST PHARMAC           2,453,710      4,263,651     -1,809,941
ALSK     ALASKA COMM SYS            3,461,118      5,257,444     -1,796,326
OCZ      OCZ TECHNOLOGY            17,865,922     19,630,082     -1,764,160
ABMD     ABIOMED INC                7,232,578      8,883,341     -1,650,763
MNKD     MANNKIND CORP             25,506,609     27,110,948     -1,604,339
SIRI     SIRIUS XM RADIO          296,274,375    297,872,278     -1,597,903
ERIC     ERICSSON LM-ADR           11,982,764     13,580,621     -1,597,857
NSPH     NANOSPHERE INC             1,556,504      3,111,366     -1,554,862
ARMH     ARM HOLDINGS-ADR           6,643,072      8,196,700     -1,553,628
TSLA     TESLA MOTORS              29,632,402     31,121,093     -1,488,691
DNDN     DENDREON CORP             45,684,193     47,163,910     -1,479,717
MNTA     MOMENTA PHARMACE           3,012,275      4,437,645     -1,425,370
ARUN     ARUBA NETWORKS I          22,855,219     24,275,531     -1,420,312
RVBD     RIVERBED TECHNOL           7,659,298      9,007,532     -1,348,234
OPEN     OPENTABLE INC              7,752,387      9,059,149     -1,306,762
WEN      WENDY'S CO/THE            11,778,589     13,053,365     -1,274,776
PWER     POWER-ONE INC             11,276,678     12,536,538     -1,259,860
DTV      DIRECTV                   16,328,040     17,566,454     -1,238,414
CMCSK    COMCAST CORP-SPL           7,003,349      8,200,428     -1,197,079
FNFG     FIRST NIAGARA FI          10,276,415     11,457,038     -1,180,623
TSPT     TRANSCEPT PHARMA           1,028,884      2,200,311     -1,171,427
CRUS     CIRRUS LOGIC INC           5,369,671      6,533,746     -1,164,075
ADTN     ADTRAN INC                 9,347,874     10,480,494     -1,132,620
KYAK     KAYAK SOFTWARE C             226,988      1,336,106     -1,109,118
DNKN     DUNKIN' BRANDS G           9,317,550     10,407,134     -1,089,584
ZION     ZIONS BANCORP             14,613,615     15,674,099     -1,060,484
ORLY     O'REILLY AUTOMOT           9,299,346     10,344,371     -1,045,025
SONS     SONUS NETWORKS            10,713,894     11,751,094     -1,037,200
ADSK     AUTODESK INC               5,185,270      6,185,847     -1,000,577
VIAB     VIACOM INC-B               7,791,115      8,789,673       -998,558
CAVM     CAVIUM INC                 7,238,490      8,205,815       -967,325

*-- Data includes ETF positions.

-- Bloomberg News

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