GenMark Diagnostics, Inc. - 372309104

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2021 · Compare: Q4 2020
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
WASATCH ADVISORS INC History Added to 7,369,260 176,125 0.79% 0.48% 1 +697,080 10.45% Q1 2021 May 10, 2021
Magnetar Financial LLC History New 4,345,392 103,855 1.0% 2 +4,345,392 New Q1 2021 May 14, 2021
VANGUARD GROUP INC History Reduced 3,670,817 87,734 0.0% 0.0% 3 -827,087 -18.39% Q1 2021 May 14, 2021
JPMORGAN CHASE & CO History Added to 3,017,418 72,117 0.01% 0.0% 4 +2,986,014 9508.39% Q1 2021 May 12, 2021
MACQUARIE GROUP LTD History Reduced 2,547,957 60,896 0.09% 0.07% 5 -678,388 -21.03% Q1 2021 May 14, 2021
MILLENNIUM MANAGEMENT LLC History Added to 1,780,068 42,544 0.03% 0.0% 6 +1,741,893 4562.92% Q1 2021 May 17, 2021
STATE STREET CORP History Reduced 1,775,671 42,439 0.0% 0.0% 7 -246,660 -12.2% Q1 2021 Jul 09, 2021
GEODE CAPITAL MANAGEMENT, LLC History Added to 1,144,775 27,360 0.0% 0.0% 8 +31,121 2.79% Q1 2021 May 12, 2021
KORNITZER CAPITAL MANAGEMENT INC /KS History Added to 1,062,410 25,392 0.41% 0.02% 9 +994,510 1464.67% Q1 2021 Apr 30, 2021
RENAISSANCE TECHNOLOGIES LLC History Reduced 1,009,606 24,130 0.03% 0.02% 10 -450,229 -30.84% Q1 2021 May 13, 2021
GOLDMAN SACHS GROUP INC History Reduced 1,003,704 23,988 0.01% 0.0% 11 -71,544 -6.65% Q1 2021 May 17, 2021
MORGAN STANLEY History Added to 967,722 23,128 0.0% 0.0% 12 +648,167 202.83% Q1 2021 May 17, 2021
D. E. Shaw & Co., Inc. History Reduced 930,726 22,244 0.02% 0.01% 13 -95,494 -9.31% Q1 2021 May 17, 2021
CNH PARTNERS LLC History New 844,567 20,185 0.73% 14 +844,567 New Q1 2021 May 17, 2021
NORTHERN TRUST CORP History Reduced 835,773 19,975 0.0% 0.0% 15 -84,427 -9.17% Q1 2021 May 12, 2021
TUDOR INVESTMENT CORP ET AL History New 700,015 16,730 0.34% 16 +700,015 New Q1 2021 May 17, 2021
BARCLAYS PLC History Added to 696,710 16,652 0.01% 0.0% 17 +672,340 2758.88% Q1 2021 May 13, 2021
ALLIANCEBERNSTEIN L.P. History Added to 631,303 15,088 0.01% 0.0% 18 +554,903 726.31% Q1 2021 May 06, 2021
DEUTSCHE BANK AG\ History Added to 572,311 13,679 0.01% 0.0% 19 +508,822 801.43% Q1 2021 May 13, 2021
CITADEL ADVISORS LLC History Added to 490,089 11,714 168.26% 0.0% 20 +315,932 181.41% Q1 2021 May 21, 2021
BALYASNY ASSET MANAGEMENT LLC History New 476,866 11,397 0.06% 21 +476,866 New Q1 2021 May 17, 2021
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 472,987 11,305 0.0% 0.0% 22 -95,938 -16.86% Q1 2021 May 17, 2021
Man Group plc History New 430,984 10,301 0.05% 23 +430,984 New Q1 2021 May 17, 2021
Pentwater Capital Management LP History New 391,819 9,364 0.09% 24 +391,819 New Q1 2021 May 17, 2021
GABELLI FUNDS LLC History New 377,505 9,022 0.06% 25 +377,505 New Q1 2021 May 14, 2021
BANK OF AMERICA CORP /DE/ History Reduced 376,892 9,008 0.0% 0.0% 26 -725,734 -65.82% Q1 2021 May 14, 2021
Polar Asset Management Partners Inc. History New 340,566 8,140 0.08% 27 +340,566 New Q1 2021 May 17, 2021
Bank of New York Mellon Corp History Reduced 260,902 6,235 1.72% 1.54% 28 -9,771 -3.61% Q1 2021 Oct 08, 2021
BROOKFIELD ASSET MANAGEMENT INC. History New 183,801 4,393 6.39% 29 +183,801 New Q1 2021 May 17, 2022
FIRST TRUST ADVISORS LP History Reduced 177,541 4,243 0.01% 0.0% 30 -1,959 -1.09% Q1 2021 May 14, 2021
Swiss National Bank History Added to 147,400 3,523 0.0% 0.0% 31 +2,800 1.94% Q1 2021 May 07, 2021
GAMCO INVESTORS, INC. ET AL History New 143,153 3,421 0.03% 32 +143,153 New Q1 2021 May 14, 2021
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM History Reduced 141,600 3,384 0.0% 0.0% 33 -15,189 -9.69% Q1 2021 May 14, 2021
JANUS HENDERSON GROUP PLC History New 127,924 3,059 0.0% 34 +127,924 New Q1 2021 May 17, 2021
PANAGORA ASSET MANAGEMENT INC History Reduced 120,982 2,892 0.02% 0.02% 35 -158,501 -56.71% Q1 2021 May 12, 2021
PRINCIPAL FINANCIAL GROUP INC History Added to 118,090 2,822 0.75% 0.0% 36 +4,559 4.02% Q1 2021 May 24, 2021
JANE STREET GROUP, LLC History Added to 112,810 2,696 0.0% 0.0% 37 +84,319 295.95% Q1 2021 May 18, 2021
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 105,011 2,510 0.0% 0.0% 38 -379 -0.36% Q1 2021 May 18, 2021
RHUMBLINE ADVISERS History Reduced 98,289 2,349 0.0% 0.0% 39 -12,009 -10.89% Q1 2021 May 06, 2021
Allianz Asset Management GmbH History Reduced 94,805 2,266 31.29% 56.59% 40 -194,661 -67.25% Q1 2021 May 23, 2024
AMERIPRISE FINANCIAL INC History Reduced 94,543 2,259 0.0% 0.0% 41 -360,151 -79.21% Q1 2021 May 17, 2021
FMR LLC History Reduced 79,997 1,912 0.0% 0.01% 42 -10,678,662 -99.26% Q1 2021 May 14, 2021
Centiva Capital, LP History New 79,500 1,900 0.07% 43 +79,500 New Q1 2021 May 17, 2021
UBS ASSET MANAGEMENT AMERICAS INC History Reduced 73,720 1,761 0.0% 0.0% 44 -1,802 -2.39% Q1 2021 May 14, 2021
Walleye Capital LLC History New 73,450 1,755 0.1% 45 +73,450 New Q1 2021 May 17, 2021
TWO SIGMA ADVISERS, LP History Reduced 73,100 1,747 0.0% 0.01% 46 -165,900 -69.41% Q1 2021 May 17, 2021
Schonfeld Strategic Advisors LLC History Reduced 70,000 1,673 0.02% 0.03% 47 -91,955 -56.78% Q1 2021 May 17, 2021
NATIXIS History New 65,000 1,554 0.01% 48 +65,000 New Q1 2021 May 14, 2021
Skandinaviska Enskilda Banken AB (publ) History New 65,000 1,554 0.01% 49 +65,000 New Q1 2021 May 14, 2021
NEW YORK STATE COMMON RETIREMENT FUND History Reduced 62,000 1,482 0.0% 0.0% 50 -57,130 -47.96% Q1 2021 May 11, 2021
WELLS FARGO & COMPANY/MN History Reduced 53,652 1,282 0.0% 0.0% 51 -87,041 -61.87% Q1 2021 May 13, 2021
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History Added to 48,279 1,154 0.0% 0.0% 52 +7,653 18.84% Q1 2021 May 14, 2021
WOLVERINE ASSET MANAGEMENT LLC History New 47,103 1,125 0.01% 53 +47,103 New Q1 2021 May 13, 2021
Squarepoint Ops LLC History Reduced 42,926 1,026 0.01% 0.01% 54 -19,819 -31.59% Q1 2021 May 17, 2021
AQR CAPITAL MANAGEMENT LLC History Reduced 42,087 1,006 0.0% 0.0% 55 -87,842 -67.61% Q1 2021 May 17, 2021
MANUFACTURERS LIFE INSURANCE COMPANY, THE History Reduced 39,318 940 0.0% 0.0% 56 -2,720 -6.47% Q1 2021 May 03, 2021
VOLORIDGE INVESTMENT MANAGEMENT, LLC History New 39,083 934 0.01% 57 +39,083 New Q1 2021 May 17, 2021
Alyeska Investment Group, L.P. History Reduced 37,583 898 0.38% 11.69% 58 -1,363,335 -97.32% Q1 2021 Aug 24, 2021
MARSHALL WACE, LLP History New 33,868 809 0.0% 59 +33,868 New Q1 2021 May 17, 2021
Russell Investments Group, Ltd. History New 31,300 748 0.0% 60 +31,300 New Q1 2021 May 10, 2021
VOYA INVESTMENT MANAGEMENT LLC History Reduced 30,579 731 0.0% 0.01% 61 -423,704 -93.27% Q1 2021 May 17, 2021
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM History Reduced 26,569 635 0.0% 0.0% 62 -4,730 -15.11% Q1 2021 May 10, 2021
NORDEA INVESTMENT MANAGEMENT AB History New 26,246 629 0.0% 63 +26,246 New Q1 2021 May 17, 2021
Invesco Ltd. History Added to 25,424 608 0.0% 0.0% 64 +10,639 71.96% Q1 2021 May 17, 2021
MetLife Investment Management, LLC History Reduced 24,907 595 0.16% 0.11% 65 -5,849 -19.02% Q1 2021 May 17, 2024
GUGGENHEIM CAPITAL LLC History New 23,601 564 0.0% 66 +23,601 New Q1 2021 May 13, 2021
Walleye Trading LLC History New 20,077 479 0.0% 67 +20,077 New Q1 2021 May 17, 2021
Arizona State Retirement System History Added to 18,790 449 0.0% 0.0% 68 +240 1.29% Q1 2021 May 06, 2021
ProShare Advisors LLC History Added to 18,611 445 0.0% 0.0% 69 +3,183 20.63% Q1 2021 May 14, 2021
Legal & General Group Plc History Added to 16,433 393 0.0% 0.0% 70 +1,673 11.33% Q1 2021 May 17, 2021
STATE OF WISCONSIN INVESTMENT BOARD History New 13,600 325 0.0% 71 +13,600 New Q1 2021 May 17, 2021
UBS Group AG History Reduced 12,100 289 0.0% 0.0% 72 -29,609 -70.99% Q1 2021 May 12, 2021
BANK OF MONTREAL /CAN/ History Reduced 11,909 285 0.0% 0.0% 73 -8,196 -40.77% Q1 2021 May 13, 2021
VIRGINIA RETIREMENT SYSTEMS ET AL History New 11,300 270 0.0% 74 +11,300 New Q1 2021 Apr 30, 2021
ExodusPoint Capital Management, LP History New 10,273 246 0.0% 75 +10,273 New Q1 2021 May 17, 2021
Engineers Gate Manager LP History New 9,990 239 0.01% 76 +9,990 New Q1 2021 May 17, 2021
LOS ANGELES CAPITAL MANAGEMENT LLC History Reduced 9,773 234 0.0% 0.0% 77 -11,724 -54.54% Q1 2021 May 05, 2021
CITIGROUP INC History Reduced 9,763 233 0.0% 0.0% 78 -5,928 -37.78% Q1 2021 May 13, 2021
VICTORY CAPITAL MANAGEMENT INC History Reduced 9,499 227 0.0% 0.0% 79 -12,823 -57.45% Q1 2021 May 04, 2021
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Reduced 9,200 220 0.0% 0.0% 80 -5,013 -35.27% Q1 2021 May 17, 2021
BNP PARIBAS ARBITRAGE, SA History Reduced 9,011 215 0.0% 0.0% 81 -4,203 -31.81% Q1 2021 May 07, 2021
NISA INVESTMENT ADVISORS, LLC History No change 6,350 152 0.0% 0.0% 82 0 0.0% Q1 2021 Apr 26, 2021
Tower Research Capital LLC (TRC) History Added to 6,138 146 0.0% 0.0% 83 +1,377 28.92% Q1 2021 May 17, 2021
Zurcher Kantonalbank (Zurich Cantonalbank) History Reduced 4,931 118 0.0% 0.0% 84 -4,036 -45.01% Q1 2021 May 03, 2021
ROYAL BANK OF CANADA History Reduced 4,637 111 0.0% 0.0% 85 -25,870 -84.8% Q1 2021 Jul 20, 2021
SIMPLEX TRADING, LLC History Added to 3,834 91 0.0% 86 +2,211 136.23% Q1 2021 Apr 26, 2021
ADVISOR GROUP HOLDINGS, INC. History Reduced 2,007 48 0.0% 0.0% 87 -2,100 -51.13% Q1 2021 May 13, 2021
GROUP ONE TRADING, L.P. History Reduced 1,288 31 0.0% 0.0% 88 -19,720 -93.87% Q1 2021 May 12, 2021
FIRST MANHATTAN CO History No change 1,000 23 0.0% 0.0% 89 0 0.0% Q1 2021 May 14, 2021
CAPTRUST FINANCIAL ADVISORS History New 520 12 0.0% 90 +520 New Q1 2021 May 17, 2021
US BANCORP \DE\ History Reduced 185 4 0.0% 0.0% 91 -500 -72.99% Q1 2021 Apr 28, 2021
PNC FINANCIAL SERVICES GROUP, INC. History No change 200 4 0.0% 0.0% 92 0 0.0% Q1 2021 May 07, 2021
EVOKE WEALTH, LLC History New 94 2 0.0% 93 +94 New Q1 2021 May 13, 2021
Bellevue Group AG History Closed out 0 0 0.44% -2,606,636 -100.0% Q4 2020 Feb 16, 2021
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC History Closed out 0 0 0.07% -1,467,156 -100.0% Q4 2020 Feb 09, 2021
HighTower Advisors, LLC History Closed out 0 0 0.06% -951,437 -100.0% Q4 2020 Feb 10, 2021
RTW INVESTMENTS, LP History Closed out 0 0 0.19% -762,994 -100.0% Q4 2020 Feb 16, 2021
DRIEHAUS CAPITAL MANAGEMENT LLC History Closed out 0 0 0.16% -683,174 -100.0% Q4 2020 Feb 16, 2021
SILVERCREST ASSET MANAGEMENT GROUP LLC History Closed out 0 0 0.04% -416,706 -100.0% Q4 2020 Feb 16, 2021
ADAGE CAPITAL PARTNERS GP, L.L.C. History Closed out 0 0 0.01% -250,000 -100.0% Q4 2020 Feb 16, 2021
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ History Closed out 0 0 0.0% -137,905 -100.0% Q4 2020 May 12, 2021
TD ASSET MANAGEMENT INC History Closed out 0 0 0.0% -103,298 -100.0% Q4 2020 Feb 16, 2021
Hillsdale Investment Management Inc. History Closed out 0 0 0.09% -62,100 -100.0% Q4 2020 Feb 09, 2021
BLAIR WILLIAM & CO/IL History Closed out 0 0 0.0% -46,984 -100.0% Q4 2020 Feb 09, 2021
JUPITER ASSET MANAGEMENT LTD History Closed out 0 0 0.01% -40,080 -100.0% Q4 2020 Feb 10, 2021
Allworth Financial LP History Closed out 0 0 0.01% -30,000 -100.0% Q4 2020 Jan 26, 2021
ENVESTNET ASSET MANAGEMENT INC History Closed out 0 0 0.0% -25,813 -100.0% Q4 2020 Feb 02, 2021
MAVERICK CAPITAL LTD History Closed out 0 0 0.0% -16,015 -100.0% Q4 2020 Feb 16, 2021
AMERICAN CENTURY COMPANIES INC History Closed out 0 0 0.0% -15,087 -100.0% Q4 2020 Feb 12, 2021
Diversified Trust Co History Closed out 0 0 0.01% -13,941 -100.0% Q4 2020 Jan 08, 2021
OLD NATIONAL BANCORP /IN/ History Closed out 0 0 0.01% -13,403 -100.0% Q4 2020 Jan 19, 2021
STIFEL FINANCIAL CORP History Closed out 0 0 0.0% -12,176 -100.0% Q4 2020 Feb 12, 2021
Y-Intercept (Hong Kong) Ltd History Closed out 0 0 0.07% -11,409 -100.0% Q4 2020 Feb 05, 2021
MACKENZIE FINANCIAL CORP History Closed out 0 0 0.0% -10,300 -100.0% Q4 2020 Feb 10, 2021
Leonteq Securities AG History Closed out 0 0 0.01% -10,000 -100.0% Q4 2020 Mar 26, 2026
Advisory Services Network, LLC History Closed out 0 0 0.0% -1,007 -100.0% Q4 2020 Feb 09, 2021
Freestone Capital Holdings, LLC History Closed out 0 0 0.0% -1,000 -100.0% Q4 2020 Feb 16, 2021