Largest Nasdaq Short Interest Changes as of Dec. 31
By Bloomberg News -
2013-01-11T09:42:05Z
The following are the 50 largest short interest changes on the Nasdaq Stock Market as of the Dec. 31 settlement date. The table ranks the top 50 positive changes followed by the top negative changes.
TOP 50 INCREASES Ticker Symbol Company Dec. 31 Dec. 14 Change ============================================================================= RIMM RESEARCH IN MOTI 137,065,866 119,621,568 17,444,298 PAYX PAYCHEX INC 17,332,998 13,813,288 3,519,710 ONNN ON SEMICONDUCTOR 14,021,789 11,504,901 2,516,888 ZNGA ZYNGA INC- CL A 15,746,373 13,370,228 2,376,145 MYL MYLAN INC 31,692,505 29,560,750 2,131,755 BBBY BED BATH &BEYOND 6,009,554 3,972,343 2,037,211 SWHC SMITH & WESSON H 14,701,706 12,746,761 1,954,945 NPSP NPS PHARM INC 10,281,157 8,566,761 1,714,396 SBAC SBA COMM CORP-A 19,665,105 18,103,555 1,561,550 SCTY SOLARCITY CORP 1,610,497 67,762 1,542,735 BRCD BROCADE COMM SYS 22,699,738 21,217,310 1,482,428 DVAX DYNAVAX TECHNOLO 18,642,853 17,236,104 1,406,749 VELT VELTI PLC 18,726,261 17,340,251 1,386,010 FAST FASTENAL CO 15,872,995 14,487,956 1,385,039 OCLR OCLARO INC 7,258,293 5,893,277 1,365,016 CSTR COINSTAR INC 12,971,530 11,708,856 1,262,674 ARRY ARRAY BIOPHARMA 4,328,272 3,087,177 1,241,095 HAS HASBRO INC 18,890,235 17,670,924 1,219,311 XXIA IXIA 3,798,347 2,632,762 1,165,585 MCRS MICROS SYSTEMS 8,054,803 6,940,610 1,114,193 CTRP CTRIP.COM-ADR 21,775,074 20,755,598 1,019,476 QQQ POWERSH-QQQ 56,794,292 55,777,227 1,017,065 ADI ANALOG DEVICES 6,496,590 5,482,854 1,013,736 PPHM PEREGRINE PHARMA 5,950,019 4,974,970 975,049 ONCY ONCOLYTICS BIO 6,659,851 5,696,124 963,727 AMRN AMARIN CORP -ADR 24,677,345 23,714,691 962,654 LINE LINN ENERGY LLC 3,546,151 2,593,511 952,640 MAT MATTEL INC 6,364,080 5,426,049 938,031 FITB FIFTH THIRD BANC 12,676,019 11,754,041 921,978 PSEC PROSPECT CAPITAL 7,071,929 6,173,186 898,743 ABMD ABIOMED INC 8,586,618 7,696,700 889,918 ASBC ASSOC BANC-CORP 7,803,704 6,915,543 888,161 OPTR OPTIMER PHARMACE 8,950,468 8,070,381 880,087 MCHP MICROCHIP TECH 19,425,555 18,558,236 867,319 VRSK VERISK ANALYTI-A 1,265,091 409,205 855,886 PDLI PDL BIOPHARMA IN 21,853,119 21,021,271 831,848 CTSH COGNIZANT TECH-A 4,075,057 3,266,401 808,656 EGOV NIC INC 2,403,380 1,611,473 791,907 CTRX CATAMARAN CORP 2,554,338 1,779,072 775,266 ARUN ARUBA NETWORKS I 21,117,641 20,356,258 761,383 ACHN ACHILLION PHARMA 12,878,912 12,122,347 756,565 CAKE CHEESECAKE FACTO 6,522,646 5,789,654 732,992 GHDX GENOMIC HEALTH I 2,384,216 1,687,161 697,055 LULU LULULEMON ATH 14,782,678 14,086,466 696,212 INFI INFINITY PHARMAC 4,453,191 3,790,766 662,425 ZION ZIONS BANCORP 16,600,433 15,964,810 635,623 ISIS ISIS PHARM 13,597,956 12,970,698 627,258 LMCA LIBERTY MEDIA -A 1,333,096 712,420 620,676 NTRS NORTHERN TRUST 6,514,742 5,914,216 600,526 NDAQ NASDAQ OMX GROUP 4,992,168 4,402,552 589,616 TOP 50 DECREASES Ticker Symbol Company Dec. 31 Dec. 14 Change ============================================================================= FB FACEBOOK INC-A 26,392,950 55,158,535 -28,765,585 CLWR CLEARWIRE -CL A 15,811,107 33,216,450 -17,405,343 SIRI SIRIUS XM RADIO 355,434,274 370,368,894 -14,934,620 INTC INTEL CORP 215,503,710 229,603,159 -14,099,449 CSCO CISCO SYSTEMS 53,667,165 62,925,327 -9,258,162 ORCL ORACLE CORP 22,019,797 30,245,922 -8,226,125 GMCR GREEN MOUNTAIN 32,024,836 39,865,556 -7,840,720 TXN TEXAS INSTRUMENT 21,548,258 26,795,731 -5,247,473 MSFT MICROSOFT CORP 87,341,701 92,489,588 -5,147,887 DELL DELL INC 61,350,767 65,864,388 -4,513,621 ARNA ARENA PHARMACEUT 52,590,549 56,790,816 -4,200,267 ATVI ACTIVISION BLIZZ 17,317,570 21,325,967 -4,008,397 GILD GILEAD SCIENCES 25,617,927 29,433,511 -3,815,584 EBAY EBAY INC 10,107,555 13,811,878 -3,704,323 STX SEAGATE TECHNOLO 44,884,406 48,516,257 -3,631,851 FLEX FLEXTRONICS INTL 3,623,639 7,127,104 -3,503,465 MRVL MARVELL TECH GRP 6,194,951 9,366,359 -3,171,408 NWSA NEWS CORP-A 24,052,037 27,195,163 -3,143,126 MU MICRON TECH 49,973,412 53,088,292 -3,114,880 MDLZ MONDELEZ INTER-A 9,648,801 12,570,631 -2,921,830 SBUX STARBUCKS CORP 8,293,334 11,089,054 -2,795,720 BMC BMC SOFTWARE INC 13,462,869 16,028,223 -2,565,354 FMCN FOCUS MEDIA-ADR 11,344,569 13,799,256 -2,454,687 WCRX WARNER CHILCOT-A 3,125,463 5,534,360 -2,408,897 FSLR FIRST SOLAR INC 22,253,545 24,639,609 -2,386,064 QCOM QUALCOMM INC 13,535,257 15,876,617 -2,341,360 GTAT GT ADVANCED TECH 35,717,570 38,050,165 -2,332,595 CPST CAPSTONE TURBINE 36,832,299 39,158,828 -2,326,529 EXEL EXELIXIS INC 39,381,231 41,658,590 -2,277,359 CME CME GROUP INC 7,240,244 9,484,183 -2,243,939 TSLA TESLA MOTORS 26,854,593 29,091,311 -2,236,718 DTV DIRECTV 12,313,640 14,533,135 -2,219,495 CELG CELGENE CORP 4,681,701 6,865,892 -2,184,191 ADBE ADOBE SYS INC 14,768,305 16,903,854 -2,135,549 CA CA INC 9,428,570 11,526,078 -2,097,508 NTAP NETAPP INC 11,519,028 13,579,844 -2,060,816 AMAT APPLIED MATERIAL 12,386,009 14,444,342 -2,058,333 SINA SINA CORP 3,417,041 5,451,581 -2,034,540 SYMC SYMANTEC CORP 6,848,784 8,845,128 -1,996,344 TIVO TIVO INC 11,092,747 13,020,897 -1,928,150 LSI LSI CORP 7,907,958 9,825,282 -1,917,324 NIHD NII HOLDING INC 60,694,819 62,546,423 -1,851,604 SLXP SALIX PHARM 2,382,291 4,233,572 -1,851,281 STSI STAR SCIENTIFIC 27,703,666 29,538,905 -1,835,239 SPPI SPECTRUM PHARMAC 27,266,754 29,062,152 -1,795,398 ARMH ARM HOLDINGS-ADR 3,988,579 5,772,511 -1,783,932 PLCM POLYCOM INC 12,375,977 14,135,925 -1,759,948 INTU INTUIT INC 6,341,832 8,095,675 -1,753,843 NVDA NVIDIA CORP 20,498,284 22,232,030 -1,733,746 NKTR NEKTAR THERAPEUT 10,291,269 11,989,551 -1,698,282
*-- Data includes ETF positions.
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