Largest Nasdaq Short Interest Percent Increases as of Jan. 31
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Feb 9, 2011
The following are the 200 largest short interest percent increases on the Nasdaq Stock Market as of the Jan. 31 settlement date. This list includes securities with a short position of at least 200,000 shares.
Ticker Symbol Company Jan. 31 Jan. 14 % Change ============================================================================= AVGO AVAGO TECHNOLOGI 7,657,191 1,488,680 414.4 ARCC ARES CAPITAL COR 3,712,600 1,103,500 236.4 PLUG PLUG POWER INC 2,461,110 954,784 157.8 THLD THRESHOLD PHARMA 644,006 292,863 119.9 RCKB ROCKVILLE FINANC 502,643 233,063 115.7 IBCP INDEP BANK/MICH 509,060 240,265 111.9 RXII RXI PHARMACEUTIC 2,487,130 1,265,919 96.5 UPI UROPLASTY INC 512,284 285,251 79.6 BCON BEACON POWER 7,587,698 4,255,813 78.3 KEYN KEYNOTE SYSTEMS 353,671 200,234 76.6 SPRD SPREADTRUM-ADR 1,991,326 1,131,600 76.0 IPAS IPASS INC 393,068 228,549 72.0 CLDA CLINICAL DATA IN 5,697,278 3,317,373 71.7 USAT USA TECHNOLOGIES 906,094 540,496 67.6 GOLD RANDGOLD RES-ADR 824,053 500,869 64.5 EGLE EAGLE BULK SHIPP 5,167,655 3,168,381 63.1 NXPI NXP SEMICONDUCTO 820,390 506,142 62.1 SRSL SRS LABS INC 562,875 348,096 61.7 BPAX BIOSANTE PHARMA 6,465,886 4,062,570 59.2 DEPO DEPOMED INC 4,686,545 2,954,911 58.6 NANO NANOMETRICS INC 1,532,037 968,199 58.2 VVTV VALUEVISION ME-A 689,227 438,863 57.0 BANR BANNER CORPORATI 626,690 414,846 51.1 LBTYK LIBERTY GLOBAL-C 3,251,630 2,156,910 50.8 CGEN COMPUGEN LTD 384,859 255,515 50.6 AAPL APPLE INC 10,025,619 6,664,008 50.4 IVAN IVANHOE ENERGY 5,327,002 3,542,169 50.4 VRTU VIRTUSA CORP 738,263 491,123 50.3 LSTZA LIBERTY STARZ A 736,798 490,639 50.2 ONCY ONCOLYTICS BIO 1,734,392 1,175,727 47.5 STMP STAMPS.COM INC 431,267 298,871 44.3 RDNT RADNET INC 458,409 319,257 43.6 BIOF BIOFUEL ENERGY C 1,296,385 904,430 43.3 HAYN HAYNES INTL INC 307,525 214,882 43.1 NATI NATL INSTRUMENTS 782,821 547,148 43.1 LTBR LIGHTBRIDGE CORP 324,268 228,167 42.1 BBBY BED BATH &BEYOND 7,626,488 5,425,137 40.6 EDGR EDGAR ONLINE INC 410,391 293,046 40.0 SWIR SIERRA WIRELESS 509,178 364,162 39.8 LLEN L&L ENERGY INC 4,775,254 3,438,666 38.9 URRE URANIUM RES INC 4,499,777 3,269,606 37.6 SPIL SILICONWARE-ADR 5,440,993 3,957,881 37.5 BLTI BIOLASE TECHNOLO 652,858 475,563 37.3 NSPH NANOSPHERE INC 1,947,607 1,418,810 37.3 INFN INFINERA CORP 5,924,505 4,316,841 37.2 TNAV TELENAV INC 320,831 235,626 36.2 TLAB TELLABS INC 17,616,898 13,169,846 33.8 OCZ OCZ TECHNOLOGY 1,360,902 1,018,758 33.6 PBCT PEOPLE'S UNITED 24,880,679 18,628,263 33.6 HUGH HUGHES COMMUNICA 329,547 247,927 32.9 CRIS CURIS INC 2,840,600 2,139,509 32.8 SUNH SUN HEALTHCARE G 900,403 679,544 32.5 CPLP CAPITAL PRODUCT 447,282 339,309 31.8 PACB PACIFIC BIOSCIEN 2,549,966 1,944,038 31.2 RRD RR DONNELLEY & S 10,018,360 7,647,373 31.0 SAFM SANDERSON FARMS 3,129,928 2,401,953 30.3 RGEN REPLIGEN CORP 386,966 300,484 28.8 LIWA LIHUA INTERNATIO 2,929,704 2,277,155 28.7 TBSI TBS INTERNATIO-A 302,401 235,465 28.4 WWD WOODWARD INC 1,820,508 1,418,109 28.4 HBIO HARVARD BIOSCIEN 283,044 220,976 28.1 BBRG BRAVO BRIO RESTA 397,304 310,403 28.0 OPXA OPEXA THERAPEUTI 1,206,543 943,806 27.8 MPEL MELCO CROWN-ADR 7,979,764 6,270,251 27.3 WDFC WD-40 CO 391,308 307,800 27.1 FMCN FOCUS MEDIA-ADR 3,405,504 2,685,298 26.8 CERS CERUS CORP 4,147,674 3,272,754 26.7 SGMO SANGAMO BIOSCIEN 5,977,227 4,717,285 26.7 IVAC INTEVAC INC 1,020,936 805,894 26.7 CA CA INC 6,168,864 4,879,544 26.4 BABY NATUS MEDICAL 1,064,728 843,940 26.2 SOXX ISHARES PHLX SOX 3,311,437 2,625,298 26.1 ASML ASML HOLDING-NY 4,449,173 3,528,880 26.1 HTHT CHINA LODGIN-ADS 1,012,769 806,721 25.5 CTEL CITY TELECOM-ADR 253,212 201,877 25.4 MKSI MKS INSTRUMENTS 1,689,755 1,347,502 25.4 HWAY HEALTHWAYS INC 1,716,995 1,372,537 25.1 CBAK CHINA BAK BATTER 1,756,355 1,408,267 24.7 SEIC SEI INVESTMENTS 2,606,650 2,096,758 24.3 NPSP NPS PHARM INC 2,749,912 2,214,450 24.2 TSTY TASTY BAKING CO 444,856 358,509 24.1 CBRL CRACKER BARREL 2,094,785 1,690,383 23.9 SATS ECHOSTAR CORP-A 531,159 429,354 23.7 PRGS PROGRESS SOFTWAR 1,988,320 1,608,147 23.6 WBMD WEBMD HEALTH COR 1,922,132 1,555,638 23.6 XTEX CROSSTEX ENERGY 346,208 280,913 23.2 AXAS ABRAXAS PETRO 6,447,542 5,231,903 23.2 NICE NICE SYSTEMS-ADR 313,745 256,094 22.5 FARM FARMER BROS CO 278,006 227,152 22.4 RP REALPAGE INC 1,626,420 1,330,509 22.2 MGIC MAGIC SOFTWARE 1,680,478 1,379,741 21.8 ASTM AASTROM BIOSCIEN 4,055,356 3,332,424 21.7 JSDA JONES SODA CO 943,845 775,738 21.7 PCBK PAC CONTL CORP 523,521 430,291 21.7 CLMS CALAMOS ASSET-A 535,663 440,592 21.6 PLXS PLEXUS CORP 2,103,698 1,731,284 21.5 UCTT ULTRA CLEAN HOLD 1,160,690 955,691 21.5 LWSN LAWSON SOFTWARE 4,532,155 3,738,911 21.2 CEDC CENTRAL EURO DIS 1,758,873 1,452,462 21.1 CRNT CERAGON NETWORKS 340,912 282,208 20.8 LNET LODGENET INTERAC 5,575,050 4,621,737 20.6 AMRS AMYRIS INC 904,992 750,487 20.6 FXEN FX ENERGY INC 1,632,444 1,353,798 20.6 HAS HASBRO INC 5,195,849 4,317,255 20.4 DNDN DENDREON CORP 15,599,259 12,963,904 20.3 QCOM QUALCOMM INC 30,215,168 25,171,148 20.0 SYNA SYNAPTICS INC 9,644,341 8,046,699 19.9 ALXA ALEXZA PHARMACEU 2,737,718 2,289,836 19.6 SPU SKYPEOPLE FRUIT 534,282 447,051 19.5 ZINC HORSEHEAD HOLING 1,869,142 1,565,536 19.4 NTWK NETSOL TECH INC 640,914 536,958 19.4 VPFG VIEWPOINT FINANC 590,881 495,539 19.2 SVVS SAVVIS INC 3,523,199 2,957,370 19.1 OSBC OLD SECOND BNCRP 1,590,831 1,340,344 18.7 GLNG GOLAR LNG LTD 1,346,311 1,135,737 18.5 KLAC KLA-TENCOR CORP 4,856,654 4,097,483 18.5 ALTE ALTERRA CAPITAL 3,516,444 2,973,019 18.3 MOTR MOTRICITY INC 3,105,367 2,626,076 18.3 TLEO TALEO CORP-A 2,577,235 2,181,283 18.2 ARBA ARIBA INC 4,622,757 3,914,015 18.1 BNVI BIONOVO INC 743,117 629,996 18.0 IBKC IBERIABANK CORP 2,722,983 2,309,350 17.9 RUSHA RUSH ENTER-CL A 1,363,885 1,157,516 17.8 OCNF OCEANFREIGHT INC 378,299 321,142 17.8 ASNA ASCENA RETAIL GR 7,490,745 6,363,223 17.7 WERN WERNER ENT 5,453,060 4,635,513 17.6 SCMR SYCAMORE NETWORK 794,859 676,872 17.4 SBUX STARBUCKS CORP 11,944,336 10,179,072 17.3 ZOLL ZOLL MEDICAL 2,007,415 1,714,461 17.1 ENER ENERGY CONV DEV 12,187,459 10,414,042 17.0 XOMA XOMA LTD 5,280,927 4,515,216 17.0 CBLI CLEVELAND BIOLAB 2,059,005 1,762,116 16.8 IMAX IMAX CORP 3,664,081 3,137,382 16.8 GILD GILEAD SCIENCES 17,851,963 15,289,453 16.8 ADBE ADOBE SYS INC 14,017,821 12,007,009 16.7 ISSI INTEGRAT SIL SOL 1,072,291 919,877 16.6 TSLA TESLA MOTORS 7,845,162 6,732,804 16.5 EVEP EV ENERGY PARTNE 250,819 215,358 16.5 OREX OREXIGEN THERAPE 5,959,739 5,127,301 16.2 CNXT CONEXANT SYS 3,140,878 2,703,396 16.2 GPRO GEN-PROBE 3,134,744 2,699,404 16.1 SMTC SEMTECH CORP 4,048,617 3,487,079 16.1 TITN TITAN MACHINERY 1,961,586 1,689,761 16.1 TRUE CENTRUE FINANCIA 288,826 248,940 16.0 SMSC STANDARD MICROSY 1,184,672 1,021,978 15.9 CAKE CHEESECAKE FACTO 8,762,453 7,560,913 15.9 AGII ARGO GROUP INTER 696,202 601,174 15.8 RPRX REPROS THERAPEUT 636,177 549,889 15.7 CEPH CEPHALON INC 13,482,801 11,662,745 15.6 WSTL WESTELL TECH-A 313,976 271,657 15.6 KNOT KNOT INC/THE 1,328,208 1,149,239 15.6 MDRX ALLSCRIPTS HEALT 3,811,132 3,298,028 15.6 SONS SONUS NETWORKS 5,600,275 4,853,989 15.4 LORL LORAL SPACE & CO 360,839 313,365 15.1 VVUS VIVUS INC 13,507,895 11,737,576 15.1 LAVA MAGMA DESIGN AUT 2,605,682 2,265,395 15.0 ZGNX ZOGENIX INC 262,691 228,439 15.0 AINV APOLLO INV CORP 5,817,806 5,062,247 14.9 WPRT WESTPORT INNOVAT 1,952,789 1,699,206 14.9 PNBK PATRIOT NATL BNC 304,731 265,217 14.9 GLBL GLOBAL INDS LTD 3,581,963 3,117,534 14.9 LAYN LAYNE CHRISTENSN 439,597 382,720 14.9 GSIT GSI TECHNOLOGY 641,867 559,044 14.8 OKSB SOUTHWEST BAN/OK 499,168 434,939 14.8 MATW MATTHEWS INTL-A 1,424,173 1,241,276 14.7 MCOX MECOX LANE-ADR 1,265,097 1,103,643 14.6 ROST ROSS STORES INC 3,946,606 3,443,322 14.6 INTL INTL ASSETS HLDG 361,618 315,609 14.6 KTOS KRATOS DEFENSE & 675,343 590,407 14.4 SANM SANMINA-SCI CORP 4,184,914 3,660,345 14.3 VRGY VERIGY LTD 3,354,962 2,934,936 14.3 EBTX ENCORE BANCSHARE 280,551 245,454 14.3 SABA SABA SOFTWARE 695,744 608,785 14.3 AZPN ASPEN TECHNOLOGY 2,414,153 2,114,591 14.2 BEBE BEBE STORES INC 1,628,024 1,427,465 14.1 TECD TECH DATA CORP 1,435,063 1,258,405 14.0 VCLK VALUECLICK INC 7,862,035 6,895,312 14.0 QUIK QUICKLOGIC CORP 2,767,107 2,427,905 14.0 UNTD UNITED ONLINE 3,758,411 3,298,203 14.0 APRI APRICUS BIOSCIEN 1,673,930 1,469,612 13.9 DEER DEER CONSUMER PR 2,742,320 2,408,178 13.9 SGI SILICON GRAPHICS 1,765,394 1,550,318 13.9 VOD VODAFONE GRP-ADR 12,478,224 10,975,208 13.7 DLTR DOLLAR TREE INC 5,160,833 4,539,670 13.7 PSEC PROSPECT CAPITAL 4,293,655 3,777,386 13.7 AFCE AFC ENTERPRISES 528,709 465,716 13.5 SEAC SEACHANGE INTL 1,094,671 964,670 13.5 STAA STAAR SURGICAL 1,465,691 1,291,965 13.4 CTXS CITRIX SYSTEMS 5,048,019 4,451,673 13.4 TTMI TTM TECHNOLOGIES 3,500,043 3,089,421 13.3 WRES WARREN RESOURCES 1,701,291 1,501,955 13.3 ACXM ACXIOM CORP 1,705,816 1,506,505 13.2 FCFS FIRST CASH FINL 1,134,072 1,001,619 13.2 JCOM J2 GLOBAL COMM 3,774,180 3,334,745 13.2 SPMD SUPERMEDIA INC 2,609,053 2,309,156 13.0 FELE FRANKLIN ELEC CO 558,612 494,540 13.0 MCHX MARCHEX INC-B 638,498 565,320 12.9 ACOM ANCESTRY.COM INC 2,420,058 2,142,722 12.9 AXTI AXT INC 1,389,574 1,231,958 12.8 ERII ENERGY RECOVERY 4,783,342 4,242,544 12.7
*-- Data includes ETF positions.
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-0- Feb/09/2011 23:59 GMT