Ticker: MTRX CUSIP: 576853105 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Institution | Shares | Value ($000) |
|---|---|---|
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | 90,400 | $1,058 |
| OXFORD ASSET MANAGEMENT LLP | 25,080 | $293 |
| Integrated Quantitative Investments LLC | 27,447 | $321 |
| Bridge City Capital, LLC | 21,979 | $257 |
| COUNTRY TRUST BANK | 132,662 | $1,552 |
| OCCUDO QUANTITATIVE STRATEGIES LP | 15,131 | $177 |
| Point72 Asset Management, L.P. | 115,788 | $1,355 |
| Man Group plc | 55,929 | $654 |
| MARSHALL WACE, LLP | 31,472 | $368 |
| Allspring Global Investments Holdings, LLC | 15,519 | $187 |
| CANADA PENSION PLAN INVESTMENT BOARD | 9,500 | $111 |
| UBS ASSET MANAGEMENT AMERICAS INC | 536 | $6 |
| QUADRANT CAPITAL GROUP LLC | 38 | $0 |
| MAI Capital Management | 18 | $0 |
| SJS Investment Consulting Inc. | 12 | $0 |
| PNC Financial Services Group, Inc. | 10 | $0 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 9 | $0 |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| Azarias Capital Management, L.P. | 634,843 | 730,767 | +95,924 (+15.1%) |
| CenterBook Partners LP | 407,721 | 634,046 | +226,325 (+55.5%) |
| PharVision Advisers, LLC | 11,762 | 35,826 | +24,064 (+204.6%) |
| GSA CAPITAL PARTNERS LLP | 36,425 | 212,213 | +175,788 (+482.6%) |
| GENDELL JEFFREY L | 946,474 | 1,057,561 | +111,087 (+11.7%) |
| Jump Financial, LLC | 12,616 | 54,811 | +42,195 (+334.5%) |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | 23,335 | 40,493 | +17,158 (+73.5%) |
| TWO SIGMA INVESTMENTS, LP | 50,731 | 200,710 | +149,979 (+295.6%) |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 177,321 | 405,610 | +228,289 (+128.7%) |
| BlackRock, Inc. | 3,304,511 | 3,686,785 | +382,274 (+11.6%) |
| ALGERT GLOBAL LLC | 95,829 | 182,815 | +86,986 (+90.8%) |
| CITADEL ADVISORS LLC | 53,043 | 228,409 | +175,366 (+330.6%) |
| TWO SIGMA ADVISERS, LP | 28,200 | 88,800 | +60,600 (+214.9%) |
| First Eagle Investment Management, LLC | 581,874 | 640,083 | +58,209 (+10.0%) |
| Connor, Clark & Lunn Investment Management Ltd. | 341,669 | 386,637 | +44,968 (+13.2%) |
| AMERICAN CENTURY COMPANIES INC | 788,921 | 883,565 | +94,644 (+12.0%) |
| BNP PARIBAS ARBITRAGE, SA | 12,364 | 102,820 | +90,456 (+731.6%) |
| Russell Investments Group, Ltd. | 327,733 | 391,890 | +64,157 (+19.6%) |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 292,211 | 326,233 | +34,022 (+11.6%) |
| D. E. Shaw & Co., Inc. | 23,443 | 100,395 | +76,952 (+328.3%) |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| WESTERLY CAPITAL MANAGEMENT, LLC | 1,100,000 | 988,000 | -112,000 (-10.2%) |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 692,877 | 613,017 | -79,860 (-11.5%) |
| Stanley-Laman Group, Ltd. | 211,280 | 181,563 | -29,717 (-14.1%) |
| EntryPoint Capital, LLC | 40,403 | 25,380 | -15,023 (-37.2%) |
| ROYCE & ASSOCIATES LP | 550,782 | 120,782 | -430,000 (-78.1%) |
| Trexquant Investment LP | 134,106 | 41,395 | -92,711 (-69.1%) |
| Quantbot Technologies LP | 20,541 | 3,937 | -16,604 (-80.8%) |
| MILLENNIUM MANAGEMENT LLC | 630,396 | 486,668 | -143,728 (-22.8%) |
| DIMENSIONAL FUND ADVISORS LP | 810,713 | 668,738 | -141,975 (-17.5%) |
| VERUS CAPITAL PARTNERS, LLC | 28,600 | 23,000 | -5,600 (-19.6%) |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 81,666 | 51,500 | -30,166 (-36.9%) |
| PRUDENTIAL FINANCIAL INC | 69,517 | 16,319 | -53,198 (-76.5%) |
| BANK OF AMERICA CORP /DE/ | 91,970 | 24,847 | -67,123 (-73.0%) |
| ExodusPoint Capital Management, LP | 44,050 | 27,011 | -17,039 (-38.7%) |
| Squarepoint Ops LLC | 49,386 | 11,568 | -37,818 (-76.6%) |
| JANE STREET GROUP, LLC | 158,776 | 109,608 | -49,168 (-31.0%) |
| JPMORGAN CHASE & CO | 306,848 | 260,573 | -46,275 (-15.1%) |
| Bank of New York Mellon Corp | 528,859 | 493,629 | -35,230 (-6.7%) |
| GOLDMAN SACHS GROUP INC | 315,680 | 287,366 | -28,314 (-9.0%) |
| PANAGORA ASSET MANAGEMENT INC | 158,413 | 146,252 | -12,161 (-7.7%) |
| Institution | Prev Shares | Prev Value ($000) |
|---|---|---|
| AYAL Capital Advisors Ltd | 225,000 | $2,943 |
| 1492 Capital Management LLC | 156,391 | $2,046 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 212,743 | $2,783 |
| Fortress Investment Group LLC | 88,854 | $1,162 |
| Legato Capital Management LLC | 61,015 | $798 |
| Dynamic Technology Lab Private Ltd | 20,603 | $269 |
| Polymer Capital Management (US) LLC | 10,458 | $137 |
| Hudson Bay Capital Management LP | 100,000 | $1,308 |
| Empowered Funds, LLC | 15,071 | $197 |
| BRYN MAWR TRUST Co | 7,000 | $92 |
| INTECH INVESTMENT MANAGEMENT LLC | 10,801 | $141 |
| IEQ CAPITAL, LLC | 13,253 | $173 |
| SRS Capital Advisors, Inc. | 4,880 | $64 |
| SUMMIT SECURITIES GROUP LLC | 611 | $8 |
| US BANCORP \DE\ | 761 | $10 |
| GROUP ONE TRADING, L.P. | 320 | $4 |
| NBC SECURITIES, INC. | 46 | $1 |