SUPERTEX INC - 868532102

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2014 · Compare: Q4 2013
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
WATER ISLAND CAPITAL LLC History New 778,046 25,659 0.91% 1 +778,046 New Q1 2014 May 14, 2014
PRICE T ROWE ASSOCIATES INC /MD/ History Reduced 754,925 24,897 0.01% 0.0% 2 -54,400 -6.72% Q1 2014 May 15, 2014
BlackRock Fund Advisors History Added to 584,410 19,274 0.01% 0.0% 3 +951 0.16% Q1 2014 May 02, 2014
DIMENSIONAL FUND ADVISORS LP History Added to 438,864 14,474 0.01% 0.01% 4 +2,553 0.59% Q1 2014 May 14, 2014
VANGUARD GROUP INC History Added to 389,371 12,842 0.0% 0.0% 5 +6,907 1.81% Q1 2014 May 13, 2014
GLAZER CAPITAL, LLC History New 344,352 11,357 2.92% 6 +344,352 New Q1 2014 May 15, 2014
BlackRock Institutional Trust Company, N.A. History Reduced 318,185 10,494 0.0% 0.0% 7 -23,333 -6.83% Q1 2014 May 02, 2014
Harvey Partners, LLC History Reduced 317,500 10,471 4.93% 5.56% 8 -179,862 -36.16% Q1 2014 May 15, 2014
FMR LLC History New 304,283 10,035 0.0% 9 +304,283 New Q1 2014 May 15, 2014
RENAISSANCE TECHNOLOGIES LLC History Added to 270,600 8,924 0.02% 0.01% 10 +46,369 20.68% Q1 2014 May 14, 2014
ALPINE ASSOCIATES ADVISORS History New 242,732 8,005 0.5% 11 +242,732 New Q1 2014 May 09, 2014
GABELLI FUNDS LLC History New 223,439 7,369 0.04% 12 +223,439 New Q1 2014 May 16, 2014
STATE STREET CORP History Added to 196,055 6,464 0.0% 0.0% 13 +15,297 8.46% Q1 2014 May 15, 2014
GAMCO INVESTORS, INC. ET AL History New 158,500 5,227 0.03% 14 +158,500 New Q1 2014 May 16, 2014
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History New 150,944 4,978 0.08% 15 +150,944 New Q1 2014 May 08, 2014
GABELLI SECURITIES, INC. History New 142,174 4,689 1.28% 16 +142,174 New Q1 2014 May 16, 2014
Bank of New York Mellon Corp History Reduced 141,871 4,678 0.0% 0.0% 17 -14,554 -9.3% Q1 2014 May 14, 2014
Epoch Investment Partners, Inc. History Reduced 139,071 4,587 0.02% 0.02% 18 -22,480 -13.92% Q1 2014 May 14, 2014
Herald Investment Management Ltd History No change 130,000 4,287 1.7% 1.3% 19 0 0.0% Q1 2014 May 14, 2014
NORTHERN TRUST CORP History Reduced 117,001 3,858 0.0% 0.0% 20 -35,578 -23.32% Q1 2014 May 14, 2014
JPMORGAN CHASE & CO History Reduced 104,786 3,457 0.0% 0.0% 21 -4,610 -4.21% Q1 2014 May 15, 2014
BRIGHTFIELD CAPITAL MANAGEMENT LLC History No change 100,000 3,298 3.69% 3.47% 22 0 0.0% Q1 2014 May 14, 2014
TFS CAPITAL LLC History Added to 81,408 2,685 0.18% 0.08% 23 +9,811 13.7% Q1 2014 May 05, 2014
Loeb Offshore Management LP History New 75,000 2,473 0.71% 24 +75,000 New Q1 2014 May 15, 2014
SOROS FUND MANAGEMENT LLC History Reduced 66,666 2,199 0.02% 0.04% 25 -100,000 -60.0% Q1 2014 May 15, 2014
NEEDHAM INVESTMENT MANAGEMENT LLC History Added to 66,050 2,178 0.46% 0.29% 26 +9,550 16.9% Q1 2014 May 15, 2014
LG Capital Management, LP History New 66,000 2,177 0.69% 27 +66,000 New Q1 2014 May 15, 2014
GEODE CAPITAL MANAGEMENT, LLC History Reduced 63,531 2,095 0.0% 0.0% 28 -16,917 -21.03% Q1 2014 May 14, 2014
PRINCIPAL FINANCIAL GROUP INC History Added to 63,082 2,080 0.0% 0.0% 29 +3,106 5.18% Q1 2014 May 13, 2014
GOLDMAN SACHS GROUP INC History Added to 60,568 1,998 0.0% 0.0% 30 +21,343 54.41% Q1 2014 May 15, 2014
OMERS ADMINISTRATION Corp History New 49,520 1,633 0.05% 31 +49,520 New Q1 2014 May 08, 2014
TIAA CREF INVESTMENT MANAGEMENT LLC History Reduced 47,373 1,562 0.0% 0.0% 32 -1,220 -2.51% Q1 2014 May 13, 2014
Nationwide Fund Advisors History Reduced 47,148 1,555 0.01% 0.01% 33 -91,024 -65.88% Q1 2014 May 09, 2014
AMERIPRISE FINANCIAL INC History Added to 43,097 1,421 0.0% 0.0% 34 +1,287 3.08% Q1 2014 May 14, 2014
FIRST NEW YORK SECURITIES LLC /NY History New 41,687 1,375 0.67% 35 +41,687 New Q1 2014 May 15, 2014
WEDGE CAPITAL MANAGEMENT L L P/NC History Reduced 39,200 1,293 0.01% 0.01% 36 -9,800 -20.0% Q1 2014 Apr 30, 2014
BlackRock Investment Management, LLC History Added to 39,062 1,288 0.0% 0.0% 37 +94 0.24% Q1 2014 May 02, 2014
HARVEST MANAGEMENT LLC History New 35,000 1,154 1.98% 38 +35,000 New Q1 2014 May 12, 2014
GARDNER LEWIS ASSET MANAGEMENT L P History New 34,212 1,128 0.36% 39 +34,212 New Q1 2014 May 14, 2014
BRIDGEWAY CAPITAL MANAGEMENT INC History Added to 33,900 1,118 0.03% 0.02% 40 +7,781 29.79% Q1 2014 May 15, 2014
PRUDENTIAL FINANCIAL INC History Added to 33,144 1,093 0.0% 0.0% 41 +650 2.0% Q1 2014 May 14, 2014
Invesco Ltd. History Reduced 31,843 1,050 0.0% 0.0% 42 -71,921 -69.31% Q1 2014 May 15, 2014
NEW YORK STATE TEACHERS RETIREMENT SYSTEM History Reduced 29,856 985 0.0% 0.0% 43 -200 -0.67% Q1 2014 May 21, 2014
FRANKLIN STREET ADVISORS INC /NC History Reduced 29,150 961 0.19% 0.15% 44 -650 -2.18% Q1 2014 Apr 04, 2014
SCHWAB CHARLES INVESTMENT MANAGEMENT INC History Added to 28,268 933 0.0% 0.0% 45 +660 2.39% Q1 2014 Apr 29, 2014
NEW YORK STATE COMMON RETIREMENT FUND History No change 26,300 867 0.0% 0.0% 46 0 0.0% Q1 2014 May 05, 2014
FIRST TRUST ADVISORS LP History New 23,301 768 0.0% 47 +23,301 New Q1 2014 May 12, 2014
TWO SIGMA ADVISERS, LLC History Reduced 23,231 767 0.01% 0.01% 48 -3,000 -11.44% Q1 2014 May 15, 2014
PARAMETRIC PORTFOLIO ASSOCIATES LLC History Added to 22,330 736 0.0% 0.0% 49 +1,516 7.28% Q1 2014 May 13, 2014
PUBLIC SECTOR PENSION INVESTMENT BOARD History Reduced 20,998 693 0.0% 0.0% 50 -4,000 -16.0% Q1 2014 May 15, 2014
MILLENNIUM MANAGEMENT LLC History New 19,400 640 0.0% 51 +19,400 New Q1 2014 May 15, 2014
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 17,851 589 0.0% 0.0% 52 0 0.0% Q1 2014 May 08, 2014
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM History No change 17,036 562 0.0% 0.0% 53 0 0.0% Q1 2014 Apr 24, 2014
RHUMBLINE ADVISERS History Reduced 15,083 497 0.0% 0.0% 54 -305 -1.98% Q1 2014 May 06, 2014
TEACHERS ADVISORS INC History No change 14,822 489 0.0% 0.0% 55 0 0.0% Q1 2014 May 13, 2014
TOURADJI CAPITAL MANAGEMENT, LP History New 12,500 412 3.02% 57 +12,500 New Q1 2014 May 05, 2014
BAINCO INTERNATIONAL INVESTORS History No change 12,500 412 0.11% 0.08% 56 0 0.0% Q1 2014 May 05, 2014
D. E. Shaw & Co., Inc. History Reduced 12,254 404 0.0% 0.0% 58 -1,568 -11.34% Q1 2014 May 15, 2014
TEXAS PERMANENT SCHOOL FUND History Reduced 10,595 349 0.0% 0.0% 59 -219 -2.03% Q1 2014 Apr 22, 2014
COMERICA BANK History Reduced 10,330 341 0.0% 0.0% 60 -329 -3.09% Q1 2014 May 15, 2014
ProShare Advisors LLC History New 10,182 336 0.0% 61 +10,182 New Q1 2014 May 07, 2014
DEUTSCHE BANK AG\ History Added to 9,908 326 0.0% 0.0% 62 +4,593 86.42% Q1 2014 May 15, 2014
TWO SIGMA INVESTMENTS LLC History Reduced 9,740 321 0.0% 0.0% 63 -16,893 -63.43% Q1 2014 May 15, 2014
ING INVESTMENT MANAGEMENT LLC History No change 9,520 314 0.0% 0.0% 64 0 0.0% Q1 2014 May 15, 2014
State of Tennessee, Treasury Department History Reduced 9,300 307 0.0% 0.0% 65 -2,000 -17.7% Q1 2014 May 30, 2014
MANUFACTURERS LIFE INSURANCE COMPANY, THE History Reduced 9,017 298 0.0% 0.0% 66 -22 -0.24% Q1 2014 May 15, 2014
PANAGORA ASSET MANAGEMENT INC History Added to 8,351 275 0.0% 0.0% 67 +6,001 255.36% Q1 2014 May 15, 2014
AMERICAN INTERNATIONAL GROUP INC History Added to 8,151 268 0.0% 0.0% 68 +622 8.26% Q1 2014 May 12, 2014
Swiss National Bank History Added to 8,100 267 0.0% 0.0% 69 +2,600 47.27% Q1 2014 May 06, 2014
Laidlaw Group, LLC History New 7,700 254 0.13% 70 +7,700 New Q1 2014 Apr 30, 2014
OPPENHEIMER FUNDS INC History New 7,515 248 0.0% 71 +7,515 New Q1 2014 Apr 30, 2014
AQR CAPITAL MANAGEMENT LLC History New 7,359 243 0.0% 72 +7,359 New Q1 2014 May 15, 2014
Portolan Capital Management, LLC History New 7,283 240 0.06% 73 +7,283 New Q1 2014 May 15, 2014
METROPOLITAN LIFE INSURANCE CO/NY History No change 7,200 237 0.0% 0.0% 74 0 0.0% Q1 2014 May 05, 2014
BlackRock Group LTD History Reduced 7,037 232 0.0% 0.0% 75 -1,365 -16.25% Q1 2014 May 02, 2014
ZACKS INVESTMENT MANAGEMENT History Reduced 6,948 229 0.01% 0.03% 76 -25,791 -78.78% Q1 2014 May 13, 2014
BLACKROCK ADVISORS LLC History Added to 6,655 219 6.2% 4.57% 77 +350 5.55% Q1 2014 Jun 05, 2014
ALLIANCEBERNSTEIN L.P. History Reduced 6,068 200 0.0% 0.0% 78 -459 -7.03% Q1 2014 May 13, 2014
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY History No change 5,800 191 0.0% 0.0% 79 0 0.0% Q1 2014 Apr 15, 2014
BANK OF AMERICA CORP /DE/ History Reduced 5,731 189 0.0% 5.11% 80 -7,782 -57.59% Q1 2014 May 15, 2014
SPRINGBOK CAPITAL MANAGEMENT, LLC History New 4,572 151 0.02% 81 +4,572 New Q1 2014 May 15, 2014
KBC Group NV History Added to 4,386 145 0.0% 0.0% 82 +1,226 38.8% Q1 2014 Apr 30, 2014
CITIGROUP INC History Reduced 4,346 143 0.0% 0.0% 83 -1,225 -21.99% Q1 2014 May 15, 2014
BARCLAYS PLC History Reduced 3,693 118 0.0% 0.0% 84 -629 -14.55% Q1 2014 May 15, 2014
PineBridge Investments Ltd History Added to 2,607 86 0.0% 0.0% 85 +111 4.45% Q1 2014 May 14, 2014
Municipal Employees' Retirement System of Michigan History New 2,500 82 0.01% 86 +2,500 New Q1 2014 May 13, 2014
US BANCORP \DE\ History No change 2,000 66 0.0% 0.0% 87 0 0.0% Q1 2014 May 14, 2014
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO History No change 1,836 61 0.0% 0.0% 88 0 0.0% Q1 2014 May 02, 2014
Tower Research Capital LLC History Added to 1,524 50 0.01% 0.0% 89 +591 63.34% Q1 2014 May 02, 2014
MASON STREET ADVISORS, LLC History Reduced 1,271 42 0.0% 0.0% 90 -364 -22.26% Q1 2014 May 15, 2014
VTL Associates, LLC History Reduced 812 27 0.0% 0.0% 91 -255 -23.9% Q1 2014 May 15, 2014
UBS AG History Reduced 597 20 0.0% 0.0% 92 -38 -5.98% Q1 2014 May 16, 2014
MORGAN STANLEY History Reduced 583 19 0.0% 0.0% 93 -37,210 -98.46% Q1 2014 May 13, 2014
CENTRAL TRUST & INVESTMENT CO History New 500 16 0.0% 94 +500 New Q1 2014 May 07, 2014
TEACHER RETIREMENT SYSTEM OF TEXAS History Reduced 360 12 0.0% 0.0% 95 -6 -1.64% Q1 2014 May 01, 2014
BlackRock Inc. History No change 291 10 0.0% 0.02% 96 0 0.0% Q1 2014 May 02, 2014
Gemmer Asset Management LLC History New 95 3 0.0% 97 +95 New Q1 2014 May 23, 2014
PNC FINANCIAL SERVICES GROUP, INC. History No change 30 1 0.0% 0.0% 98 0 0.0% Q1 2014 May 09, 2014
WELLINGTON MANAGEMENT CO LLP History Closed out 0 0 0.01% -993,280 -100.0% Q4 2013 Feb 14, 2014
ROYCE & ASSOCIATES LLC History Closed out 0 0 0.02% -335,700 -100.0% Q4 2013 Feb 10, 2014
EDGE ASSET MANAGEMENT, INC History Closed out 0 0 0.03% -124,792 -100.0% Q4 2013 Feb 12, 2014
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM History Closed out 0 0 0.0% -60,700 -100.0% Q4 2013 Feb 13, 2014
Foundry Partners, LLC History Closed out 0 0 0.11% -49,824 -100.0% Q4 2013 Jan 28, 2014
FIRST CITIZENS BANK & TRUST CO History Closed out 0 0 0.08% -35,866 -100.0% Q4 2013 Feb 13, 2014
WELLS FARGO & COMPANY/MN History Reduced 4 0 0.0% -31,996 -99.99% Q1 2014 May 15, 2014
CREDIT SUISSE AG/ History Closed out 0 0 0.0% -12,176 -100.0% Q4 2013 Feb 14, 2014
LOS ANGELES CAPITAL MANAGEMENT & EQUITY RESEARCH INC History Closed out 0 0 0.0% -8,717 -100.0% Q4 2013 Feb 04, 2014
ClariVest Asset Management LLC History Closed out 0 0 0.01% -8,685 -100.0% Q4 2013 Feb 10, 2014
Arizona State Retirement System History Closed out 0 0 0.0% -8,129 -100.0% Q4 2013 Feb 05, 2014
SMITH ASSET MANAGEMENT GROUP LP History Closed out 0 0 0.0% -1,610 -100.0% Q4 2013 Feb 06, 2014
BANK OF MONTREAL /CAN/ History Closed out 0 0 0.0% -420 -100.0% Q4 2013 Jan 08, 2014
GLOBEFLEX CAPITAL L P History Closed out 0 0 0.0% -53 -100.0% Q4 2013 Feb 12, 2014