RUBICON TECHNOLOGY INC - 78112T107

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2014 · Compare: Q1 2014
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
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ History No change 2,932,683 33,109 0.02% 0.02% 1 0 0.0% Q1 2014 May 13, 2014
FMR LLC History No change 2,048,517 23,128 0.0% 0.0% 2 0 0.0% Q1 2014 May 15, 2014
ROYCE & ASSOCIATES LLC History Reduced 1,634,114 14,298 0.04% 0.06% 3 -219,328 -11.83% Q2 2014 Aug 11, 2014
Weiss Multi-Strategy Advisers LLC History No change 1,232,025 13,910 0.28% 0.28% 4 0 0.0% Q1 2014 May 15, 2014
WADDELL & REED FINANCIAL INC History No change 1,191,500 13,452 0.02% 0.02% 5 0 0.0% Q1 2014 May 15, 2014
BlackRock Fund Advisors History Added to 1,309,104 11,455 0.0% 0.0% 6 +44,508 3.52% Q2 2014 Aug 06, 2014
Cortina Asset Management, LLC History No change 974,958 11,007 0.4% 0.4% 7 0 0.0% Q1 2014 May 13, 2014
QUENTEC ASSET MANAGEMENT LLC History No change 862,283 9,735 2.96% 2.96% 8 0 0.0% Q1 2014 May 15, 2014
ECOFIN LTD History New 1,077,171 9,425 1.6% — 9 +1,077,171 New Q2 2014 Jul 15, 2014
SAC Capital Advisors LP History No change 833,900 9,415 0.05% 0.05% 10 0 0.0% Q1 2014 May 15, 2014
ARIEL INVESTMENTS, LLC History No change 761,517 8,598 0.1% 0.1% 11 0 0.0% Q1 2014 May 14, 2014
VANGUARD GROUP INC History Added to 797,347 6,977 0.0% 0.0% 12 +12,485 1.59% Q2 2014 Aug 11, 2014
BlackRock Institutional Trust Company, N.A. History Added to 728,935 6,378 0.0% 0.0% 13 +94,446 14.89% Q2 2014 Aug 06, 2014
Invesco Ltd. History No change 514,906 5,813 0.0% 0.0% 14 0 0.0% Q1 2014 May 15, 2014
TOCQUEVILLE ASSET MANAGEMENT L.P. History Added to 624,625 5,465 0.05% 0.07% 15 +128,322 25.86% Q2 2014 Jul 30, 2014
NORTHERN TRUST CORP History No change 439,115 4,958 0.0% 0.0% 16 0 0.0% Q1 2014 May 14, 2014
STATE STREET CORP History No change 403,783 4,560 0.0% 0.0% 17 0 0.0% Q1 2014 May 15, 2014
DIMENSIONAL FUND ADVISORS LP History Reduced 501,671 4,390 0.0% 0.0% 18 -2,808 -0.56% Q2 2014 Aug 08, 2014
Invicta Capital Management, LLC History No change 300,000 3,387 1.87% 1.87% 19 0 0.0% Q1 2014 May 15, 2014
Zweig-DiMenna Associates LLC History No change 290,000 3,274 0.19% 0.19% 20 0 0.0% Q1 2014 May 08, 2014
ROBECOSAM AG History Added to 320,000 2,829 0.23% 0.2% 21 +119,000 59.2% Q2 2014 Aug 08, 2014
MANUFACTURERS LIFE INSURANCE COMPANY, THE History No change 246,730 2,785 0.0% 0.0% 22 0 0.0% Q1 2014 May 15, 2014
Irving Magee Investment Management History No change 293,080 2,564 1.16% 1.5% 23 0 0.0% Q2 2014 Aug 08, 2014
ADAGE CAPITAL PARTNERS GP LLC History No change 225,000 2,540 0.01% 0.01% 24 0 0.0% Q1 2014 May 15, 2014
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 201,294 2,272 0.0% 0.0% 25 0 0.0% Q1 2014 May 14, 2014
MOORE CAPITAL MANAGEMENT, LP History No change 200,000 2,258 0.05% 0.05% 26 0 0.0% Q1 2014 May 15, 2014
Lapides Asset Management, LLC History No change 226,800 1,984 0.27% 0.36% 27 0 0.0% Q2 2014 Aug 08, 2014
AGF Investments America Inc. History No change 221,200 1,935 0.75% 0.97% 28 0 0.0% Q2 2014 Jul 30, 2014
Bank of New York Mellon Corp History No change 162,812 1,838 0.0% 0.0% 29 0 0.0% Q1 2014 May 14, 2014
NEW YORK STATE COMMON RETIREMENT FUND History Added to 200,400 1,754 0.0% 0.0% 30 +75,400 60.32% Q2 2014 Aug 05, 2014
ROYAL BANK OF CANADA History No change 142,905 1,614 0.0% 0.0% 31 0 0.0% Q1 2014 May 15, 2014
BARCLAYS PLC History No change 140,720 1,548 0.0% 0.0% 32 0 0.0% Q1 2014 May 15, 2014
PRINCIPAL FINANCIAL GROUP INC History No change 136,551 1,542 0.0% 0.0% 33 0 0.0% Q1 2014 May 13, 2014
RIVER & MERCANTILE ASSET MANAGEMENT LLP History Added to 173,900 1,520 0.4% 0.25% 34 +80,000 85.2% Q2 2014 Jul 21, 2014
DAVIDSON D A & CO History Added to 158,490 1,386 0.05% 0.01% 35 +126,015 388.04% Q2 2014 Jul 29, 2014
GEODE CAPITAL MANAGEMENT, LLC History No change 116,317 1,313 0.0% 0.0% 36 0 0.0% Q1 2014 May 14, 2014
VAN DEN BERG MANAGEMENT INC/TX History No change 110,715 1,250 0.09% 0.09% 37 0 0.0% Q1 2014 May 15, 2014
PEAK6 Investments, L.P. History No change 106,400 1,201 0.01% 0.01% 38 0 0.0% Q1 2014 May 19, 2014
UBS AG History No change 104,993 1,185 0.0% 0.0% 39 0 0.0% Q1 2014 May 16, 2014
GUGGENHEIM CAPITAL LLC History No change 93,926 1,060 0.0% 0.0% 40 0 0.0% Q1 2014 May 16, 2014
AMERIPRISE FINANCIAL INC History No change 92,495 1,044 0.0% 0.0% 41 0 0.0% Q1 2014 May 14, 2014
Pacific Ridge Capital Partners, LLC History No change 90,690 1,024 0.7% 0.7% 42 0 0.0% Q1 2014 May 12, 2014
GOLDMAN SACHS GROUP INC History No change 83,247 940 0.0% 0.0% 43 0 0.0% Q1 2014 May 15, 2014
ZEKE CAPITAL ADVISORS, LLC History No change 83,000 937 0.81% 0.81% 44 0 0.0% Q1 2014 May 21, 2014
TIAA CREF INVESTMENT MANAGEMENT LLC History No change 76,774 867 0.0% 0.0% 45 0 0.0% Q1 2014 May 13, 2014
BlackRock Investment Management, LLC History Added to 97,660 855 0.0% 0.0% 46 +15,927 19.49% Q2 2014 Aug 06, 2014
ARDSLEY ADVISORY PARTNERS History No change 67,400 761 0.11% 0.11% 47 0 0.0% Q1 2014 May 15, 2014
ALYDAR PARTNERS LLC History No change 64,483 728 0.07% 0.07% 48 0 0.0% Q1 2014 May 15, 2014
MILLENNIUM MANAGEMENT LLC History No change 57,346 647 0.0% 0.0% 49 0 0.0% Q1 2014 May 15, 2014
1492 Capital Management LLC History No change 55,977 632 0.31% 0.31% 50 0 0.0% Q1 2014 May 13, 2014
TWO SIGMA INVESTMENTS LLC History No change 54,659 618 0.0% 0.0% 51 0 0.0% Q1 2014 May 15, 2014
RUSSELL FRANK CO/ History No change 54,182 612 0.0% 0.0% 52 0 0.0% Q1 2014 May 16, 2014
BALYASNY ASSET MANAGEMENT LLC History No change 50,388 569 0.01% 0.01% 53 0 0.0% Q1 2014 May 15, 2014
KENSICO CAPITAL MANAGEMENT CORP History No change 50,000 564 0.01% 0.01% 54 0 0.0% Q1 2014 May 15, 2014
PRUDENTIAL FINANCIAL INC History No change 49,976 564 0.0% 0.0% 55 0 0.0% Q1 2014 May 14, 2014
BRIDGEWAY CAPITAL MANAGEMENT INC History No change 49,400 558 0.02% 0.02% 56 0 0.0% Q1 2014 May 15, 2014
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History No change 46,935 530 0.01% 0.01% 57 0 0.0% Q1 2014 May 08, 2014
PDT Partners, LLC History No change 45,581 515 0.01% 0.01% 58 0 0.0% Q1 2014 May 15, 2014
PUBLIC SECTOR PENSION INVESTMENT BOARD History No change 45,300 511 0.0% 0.0% 59 0 0.0% Q1 2014 May 15, 2014
MORGAN STANLEY History No change 41,720 471 0.0% 0.0% 60 0 0.0% Q1 2014 May 13, 2014
CI INVESTMENTS INC. History No change 50,000 438 0.0% 0.01% 61 0 0.0% Q2 2014 Aug 01, 2014
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 38,423 434 0.0% 0.0% 62 0 0.0% Q1 2014 May 08, 2014
AQR CAPITAL MANAGEMENT LLC History No change 36,900 417 0.0% 0.0% 63 0 0.0% Q1 2014 May 15, 2014
LPL Financial LLC History New 44,550 390 0.0% — 64 +44,550 New Q2 2014 Aug 05, 2014
FIRST TRUST ADVISORS LP History Reduced 43,330 379 0.0% 0.0% 65 -21,679 -33.35% Q2 2014 Aug 11, 2014
AGF INVESTMENTS INC. History No change 40,800 357 0.0% 0.0% 66 0 0.0% Q2 2014 Jul 30, 2014
TEACHERS ADVISORS INC History No change 31,354 354 0.0% 0.0% 67 0 0.0% Q1 2014 May 13, 2014
UBS OCONNOR LLC History No change 30,000 339 0.01% 0.01% 68 0 0.0% Q1 2014 May 14, 2014
NEW YORK STATE TEACHERS RETIREMENT SYSTEM History Added to 38,668 338 0.0% 0.0% 69 +400 1.05% Q2 2014 Aug 04, 2014
Rodgers Brothers Inc. History No change 27,800 314 0.15% 0.15% 70 0 0.0% Q1 2014 May 15, 2014
RobecoSam USA, Inc. History Added to 35,000 306 0.33% 0.27% 71 +14,000 66.67% Q2 2014 Aug 08, 2014
RHUMBLINE ADVISERS History Added to 33,197 290 0.0% 0.0% 72 +6,863 26.06% Q2 2014 Aug 06, 2014
SCHWAB CHARLES INVESTMENT MANAGEMENT INC History No change 32,500 285 0.0% 0.0% 73 0 0.0% Q2 2014 Jul 30, 2014
Brandywine Global Investment Management, LLC History No change 23,380 264 0.0% 0.0% 74 0 0.0% Q1 2014 May 15, 2014
PRICE T ROWE ASSOCIATES INC /MD/ History No change 22,600 255 0.0% 0.0% 75 0 0.0% Q1 2014 May 15, 2014
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM History Added to 28,516 250 0.0% 0.0% 76 +4,173 17.14% Q2 2014 Aug 07, 2014
PIPER JAFFRAY & CO. History No change 20,000 226 0.2% 0.2% 77 0 0.0% Q1 2014 May 15, 2014
Nationwide Fund Advisors History Added to 25,610 224 0.0% 0.0% 78 +3,616 16.44% Q2 2014 Aug 11, 2014
COMERICA BANK History No change 19,757 223 0.0% 0.0% 79 0 0.0% Q1 2014 May 15, 2014
BANK OF AMERICA CORP /DE/ History No change 19,222 217 0.0% 0.0% 80 0 0.0% Q1 2014 May 15, 2014
TUDOR INVESTMENT CORP ET AL History No change 19,077 215 0.01% 0.01% 81 0 0.0% Q1 2014 May 15, 2014
Connor, Clark & Lunn Investment Management Ltd. History No change 17,000 212 0.0% 0.0% 82 0 0.0% Q1 2014 May 14, 2014
TEXAS PERMANENT SCHOOL FUND History Added to 23,535 206 0.0% 0.0% 83 +2,933 14.24% Q2 2014 Jul 21, 2014
State of Tennessee, Treasury Department History No change 17,800 201 0.0% 0.0% 84 0 0.0% Q1 2014 May 30, 2014
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM History No change 17,900 200 0.0% 0.0% 85 0 0.0% Q1 2014 Apr 18, 2014
PARAMETRIC PORTFOLIO ASSOCIATES LLC History No change 16,859 190 0.0% 0.0% 86 0 0.0% Q1 2014 May 13, 2014
STEVENS CAPITAL MANAGEMENT LP History No change 16,800 190 0.01% 0.01% 87 0 0.0% Q1 2014 May 06, 2014
ESSEX INVESTMENT MANAGEMENT CO LLC History New 21,330 187 0.03% — 88 +21,330 New Q2 2014 Jul 23, 2014
BANQUE PICTET & CIE SA History No change 20,000 175 0.0% 0.01% 89 0 0.0% Q2 2014 Aug 06, 2014
AMERICAN INTERNATIONAL GROUP INC History Added to 19,656 171 0.0% 0.0% 90 +5,574 39.58% Q2 2014 Aug 08, 2014
D. E. Shaw & Co., Inc. History No change 14,818 167 0.0% 0.0% 91 0 0.0% Q1 2014 May 15, 2014
METROPOLITAN LIFE INSURANCE CO/NY History No change 18,806 165 0.0% 0.0% 92 0 0.0% Q2 2014 Jul 31, 2014
DEUTSCHE BANK AG\ History No change 14,639 165 0.0% 0.0% 93 0 0.0% Q1 2014 May 15, 2014
STIFEL FINANCIAL CORP History No change 13,580 153 0.0% 0.0% 94 0 0.0% Q1 2014 May 15, 2014
Arizona State Retirement System History Reduced 16,600 145 0.0% 0.0% 95 -1,300 -7.26% Q2 2014 Aug 07, 2014
Nuveen Asset Management, LLC History No change 12,543 142 0.0% 0.0% 96 0 0.0% Q1 2014 May 14, 2014
BLACKROCK ADVISORS LLC History Added to 15,441 135 0.0% 0.0% 97 +833 5.7% Q2 2014 Aug 06, 2014
CREDIT SUISSE AG/ History Reduced 14,942 131 0.0% 0.0% 98 -152,239 -91.06% Q2 2014 Aug 11, 2014
ProShare Advisors LLC History Reduced 13,536 118 0.0% 0.0% 99 -8,339 -38.12% Q2 2014 Aug 08, 2014
BlackRock Group LTD History Reduced 13,085 114 0.0% 0.0% 100 -811 -5.84% Q2 2014 Aug 06, 2014
Aperio Group, LLC History Added to 12,227 107 0.0% 0.0% 101 +1,054 9.43% Q2 2014 Jul 23, 2014
CAPITAL FUND MANAGEMENT S.A. History New 10,800 95 0.0% — 104 +10,800 New Q2 2014 Aug 01, 2014
WESTPAC BANKING CORP History Added to 10,905 95 0.0% 0.0% 102 +3,115 39.99% Q2 2014 Aug 11, 2014
Louisiana State Employees Retirement System History Added to 10,800 95 0.0% 0.01% 103 +400 3.85% Q2 2014 Jul 30, 2014
CITIGROUP INC History No change 6,692 76 0.0% 0.0% 105 0 0.0% Q1 2014 May 15, 2014
PineBridge Investments Ltd History No change 5,148 59 0.0% 0.0% 106 0 0.0% Q1 2014 May 14, 2014
Municipal Employees' Retirement System of Michigan History Added to 5,600 49 0.0% 0.0% 107 +800 16.67% Q2 2014 Aug 04, 2014
Psagot Investment House Ltd. History Added to 5,342 47 0.0% 0.0% 108 +1,456 37.47% Q2 2014 Aug 06, 2014
Walleye Trading LLC History No change 4,101 46 0.0% 0.0% 109 0 0.0% Q1 2014 May 15, 2014
LADENBURG THALMANN FINANCIAL SERVICES INC History No change 3,200 36 0.0% 0.0% 110 0 0.0% Q1 2014 May 15, 2014
MASON STREET ADVISORS, LLC History Added to 2,926 26 0.0% 0.0% 111 +515 21.36% Q2 2014 Aug 05, 2014
Marshall Wace LLP History No change 2,232 25 0.0% 0.0% 112 0 0.0% Q1 2014 May 14, 2014
FNY Managed Accounts LLC History No change 2,000 23 0.06% 0.06% 113 0 0.0% Q1 2014 May 15, 2014
CANADA PENSION PLAN INVESTMENT BOARD History No change 1,900 21 0.0% 0.0% 114 0 0.0% Q1 2014 May 09, 2014
RidgeWorth Capital Management LLC History New 2,232 20 0.0% — 115 +2,232 New Q2 2014 Jul 31, 2014
WELLS FARGO & COMPANY/MN History No change 1,350 15 0.0% 0.0% 116 0 0.0% Q1 2014 May 15, 2014
VTL Associates, LLC History No change 1,330 15 0.0% 0.0% 117 0 0.0% Q1 2014 May 15, 2014
Tower Research Capital LLC History No change 1,188 13 0.0% 0.0% 118 0 0.0% Q1 2014 May 02, 2014
GROUP ONE TRADING, L.P. History No change 842 10 0.0% 0.0% 119 0 0.0% Q1 2014 May 07, 2014
THOMPSON DAVIS & CO., INC. History No change 750 9 0.01% 0.01% 120 0 0.0% Q1 2014 May 09, 2014
ALLIANCEBERNSTEIN L.P. History No change 703 8 0.0% 0.0% 121 0 0.0% Q1 2014 May 13, 2014
BlackRock Inc. History Added to 735 6 0.0% 0.0% 122 +206 38.94% Q2 2014 Aug 06, 2014
MARKSTON INTERNATIONAL LLC History No change 300 3 0.0% 0.0% 123 0 0.0% Q2 2014 Jul 29, 2014
HOWARD HUGHES MEDICAL INSTITUTE History New 102 1 0.0% — 125 +102 New Q2 2014 Aug 01, 2014
HOWE & RUSLING INC History No change 100 1 0.0% 0.0% 124 0 0.0% Q2 2014 Jul 31, 2014
AH Lisanti Capital Growth, LLC History Closed out 0 0 — 0.75% — -154,990 -100.0% Q2 2014 Aug 08, 2014
FEDERATED INVESTORS INC /PA/ History Closed out 0 0 — 0.01% — -150,000 -100.0% Q2 2014 Aug 07, 2014
Quantitative Systematic Strategies LLC History Closed out 0 0 — 1.03% — -109,806 -100.0% Q2 2014 Jul 14, 2014
EAM Investors, LLC History Closed out 0 0 — 0.18% — -86,862 -100.0% Q2 2014 Aug 11, 2014
DEERE & CO History Closed out 0 0 — 0.01% — -16,269 -100.0% Q2 2014 Aug 11, 2014
Zurcher Kantonalbank (Zurich Cantonalbank) History Closed out 0 0 — 0.0% — -11,000 -100.0% Q2 2014 Aug 06, 2014
Quantbot Technologies LP History Closed out 0 0 — 0.01% — -2,600 -100.0% Q2 2014 Jul 08, 2014
NEW ENGLAND SECURITIES CORP /MA/ History Reduced 52 0 — 0.0% — -168 -76.36% Q2 2014 Aug 04, 2014
BNP PARIBAS ARBITRAGE, SA History No change 1 0 — — — 0 0.0% Q1 2014 May 13, 2014
Wunderlich Securities, Inc. History No change 42 0 — — — 0 0.0% Q2 2014 Jul 17, 2014