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. 29         Change    
=============================================================================
SIRI     SIRIUS XM RADIO          212,506,584    181,575,096     30,931,488
QQQQ     POWERSH-QQQ               82,698,914     68,293,665     14,405,249
PWER     POWER-ONE INC             40,038,355     32,303,821      7,734,534
FITB     FIFTH THIRD BANC          27,760,777     20,105,188      7,655,589
LVLT     LEVEL 3 COMM INC         139,354,625    132,721,794      6,632,831
MPEL     MELCO CROWN-ADR            9,065,789      4,588,505      4,477,284
VOD      VODAFONE GRP-ADR          12,962,536      8,675,322      4,287,214
RFMD     RF MICRO DEVICES          19,835,897     15,854,112      3,981,785
CDNS     CADENCE DESIGN            22,339,545     18,888,082      3,451,463
LBTYA    LIBERTY GLOBAL-A          20,982,130     17,736,215      3,245,915
MRVL     MARVELL TECH GRP          16,750,768     13,651,382      3,099,386
DRYS     DRYSHIPS INC              15,101,894     12,026,589      3,075,305
COCO     CORINTHIAN COLLE          24,307,139     21,636,808      2,670,331
GRMN     GARMIN LTD                21,626,160     18,957,059      2,669,101
JASO     JA SOLAR HOL-ADR          17,287,509     14,777,252      2,510,257
SPLS     STAPLES INC               21,816,640     19,520,954      2,295,686
PWAV     POWERWAVE TECH            17,022,377     14,733,746      2,288,631
MNKD     MANNKIND CORP             18,321,862     16,092,631      2,229,231
QCOM     QUALCOMM INC              31,186,437     29,009,160      2,177,277
ENTR     ENTROPIC COMMUNI          14,721,188     12,579,205      2,141,983
RIMM     RESEARCH IN MOTI          32,696,117     30,555,043      2,141,074
EXPE     EXPEDIA INC               14,947,014     12,849,695      2,097,319
MYL      MYLAN INC                 87,188,537     85,105,695      2,082,842
PTEN     PATTERSON-UTI             17,600,033     15,520,531      2,079,502
BPOP     POPULAR INC               17,094,947     15,039,542      2,055,405
NWS      NEWS CORP-B               13,721,470     11,670,257      2,051,213
ASTM     AASTROM BIOSCIEN           2,348,365        315,147      2,033,218
VRSN     VERISIGN INC              12,139,745     10,150,407      1,989,338
LLNW     LIMELIGHT NETWOR           4,523,924      2,540,055      1,983,869
ALXN     ALEXION PHARM              4,910,331      2,938,138      1,972,193
AVNR     AVANIR PHARM INC          14,838,658     12,879,047      1,959,611
OTEX     OPEN TEXT CORP             5,876,997      3,985,646      1,891,351
STLD     STEEL DYNAMICS             9,827,358      7,984,427      1,842,931
ATVI     ACTIVISION BLIZZ          21,705,598     19,890,247      1,815,351
FSLR     FIRST SOLAR INC           13,486,710     11,684,356      1,802,354
ALTR     ALTERA CORP               34,829,019     33,065,695      1,763,324
SMT      SMART TECHNOL-A            6,200,676      4,441,710      1,758,966
SATC     SATCON TECH               10,365,744      8,657,835      1,707,909
SYMC     SYMANTEC CORP             19,967,838     18,292,801      1,675,037
SOLF     SOLARFUN POW-ADR           5,937,986      4,289,281      1,648,705
JRCC     JAMES RIVER COAL           5,943,370      4,308,394      1,634,976
OCLR     OCLARO INC                 5,364,990      3,737,186      1,627,804
CLWR     CLEARWIRE -CL A           19,474,302     17,881,618      1,592,684
SVNT     SAVIENT PHARMACE          14,524,913     12,943,650      1,581,263
GGAL     GRUPO GALICI-ADR           2,344,896        790,023      1,554,873
ONNN     ON SEMICONDUCTOR          14,802,315     13,275,857      1,526,458
ANAD     ANADIGICS INC              4,686,166      3,186,580      1,499,586
BEXP     BRIGHAM EXPLOR            11,047,406      9,590,404      1,457,002
FNFG     FIRST NIAGARA FI          19,558,043     18,106,923      1,451,120
LIFE     LIFE TECHNOLOGIE           5,019,962      3,593,433      1,426,529

TOP 50 DECREASES


Ticker                                                                   
Symbol   Company                    Nov. 15        Oct. 29         Change    
=============================================================================
MU       MICRON TECH               74,764,623     83,824,890     -9,060,267
TLAB     TELLABS INC               17,749,339     25,765,756     -8,016,417
CSCO     CISCO SYSTEMS             39,244,831     46,587,512     -7,342,681
DELL     DELL INC                  41,629,271     47,891,688     -6,262,417
FLEX     FLEXTRONICS INTL          14,225,011     19,955,697     -5,730,686
HBAN     HUNTINGTON BANC           30,058,766     35,567,785     -5,509,019
NWSA     NEWS CORP-A               36,066,203     41,119,777     -5,053,574
FNSR     FINISAR CORP              10,891,301     15,709,310     -4,818,009
ORCL     ORACLE CORP               28,581,354     32,987,652     -4,406,298
ATLS     ATLAS ENERGY INC           3,012,802      6,531,297     -3,518,495
INTC     INTEL CORP                49,795,682     53,296,539     -3,500,857
BRCM     BROADCOM CORP-A           10,212,594     13,699,892     -3,487,298
BMRN     BIOMARIN PHARMAC          10,284,151     13,743,648     -3,459,497
LOGI     LOGITECH INTL-R           28,577,826     31,920,737     -3,342,911
MXIM     MAXIM INTEGRATED          19,316,052     22,538,468     -3,222,416
IMAX     IMAX CORP                  3,520,570      6,375,681     -2,855,111
URBN     URBAN OUTFITTER           19,509,784     22,189,822     -2,680,038
IDTI     INTEGRAT DEVICE           12,415,823     15,095,102     -2,679,279
ESLR     EVERGREEN SOLAR           19,529,038     22,162,588     -2,633,550
WFMI     WHOLE FOODS MKT           13,350,334     15,980,231     -2,629,897
CMCSA    COMCAST CORP-A            65,320,250     67,927,404     -2,607,154
PBCT     PEOPLE'S UNITED           16,422,673     18,882,211     -2,459,538
CTIC     CELL THERAPEUTIC          59,613,655     62,024,748     -2,411,093
ADSK     AUTODESK INC               6,805,409      9,038,489     -2,233,080
GILD     GILEAD SCIENCES           21,019,108     23,229,269     -2,210,161
MAT      MATTEL INC                13,670,401     15,734,821     -2,064,420
SNDK     SANDISK CORP              15,031,262     16,984,288     -1,953,026
DISCA    DISCOVERY COMM-A          19,999,990     21,903,250     -1,903,260
INFN     INFINERA CORP              4,568,731      6,396,280     -1,827,549
KLAC     KLA-TENCOR CORP            6,049,465      7,859,060     -1,809,595
GTXI     GTX INC                    2,760,645      4,559,878     -1,799,233
BCSI     BLUE COAT SYSTEM           4,471,036      6,246,886     -1,775,850
BIIB     BIOGEN IDEC INC           11,706,501     13,480,212     -1,773,711
JDSU     JDS UNIPHASE               5,076,779      6,696,946     -1,620,167
UCBI     UNITED COMMUNITY           5,828,311      7,428,086     -1,599,775
SWKS     SKYWORKS SOLUTIO          16,646,559     18,238,145     -1,591,586
CAVM     CAVIUM NETWORKS            9,677,545     11,250,517     -1,572,972
MCHP     MICROCHIP TECH            19,080,954     20,590,659     -1,509,705
ATHR     ATHEROS COMMUNIC           9,643,564     11,136,419     -1,492,855
NUVA     NUVASIVE INC               6,516,546      7,986,453     -1,469,907
ISIL     INTERSIL CORP-A           15,302,051     16,731,811     -1,429,760
ZION     ZIONS BANCORP             18,225,952     19,592,991     -1,367,039
BMC      BMC SOFTWARE INC           4,551,714      5,820,137     -1,268,423
ARMH     ARM HOLDINGS-ADR          10,654,490     11,922,610     -1,268,120
CSTR     COINSTAR INC               8,167,867      9,426,867     -1,259,000
CRBC     CITIZENS REPUBLI           9,801,166     11,035,413     -1,234,247
BIDU     BAIDU INC-SP ADR           8,545,742      9,719,063     -1,173,321
STX      SEAGATE TECHNOLO          16,459,248     17,623,657     -1,164,409
SOLR     GT SOLAR INTERNA          11,650,533     12,773,792     -1,123,259
GNVC     GENVEC INC                 3,132,958      4,244,680     -1,111,722

*-- Data includes ETF positions.

-- Bloomberg News To contact Bloomberg News for this story: +1-212-318-2000 or newsdev@bloomberg.net

-0- Nov/25/2010 00:15 GMT

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