NYSE : MTX
$1.39 (1.9%)
0.94%
43
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change: 209 | last: 35-
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0.00
change: 0 | last: 021.6M
| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2026-05-06 | FMR LLC | 4.26M | 13.70% |
| 2026-04-30 | Vanguard Capital Management | 1.6M | 5.16% |
| 2026-04-29 | Vanguard Portfolio Management | 1.92M | 6.18% |
| 2026-03-27 | The Vanguard Group | - | 0.00% |
| 2026-02-17 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 1.56M | 5.03% |
| 2026-02-13 | Macquarie Group Limited | - | 0.00% |
| 2026-02-06 | FMR LLC | 3.12M | 10.00% |
| 2026-02-05 | FMR LLC | 2.72M | 8.70% |
| 2025-11-05 | FMR LLC | 2.3M | 7.30% |
| 2025-04-28 | BlackRock, Inc. | 4.85M | 15.20% |
| 2025-02-12 | FMR LLC | 1.76M | 5.50% |
| 2022-12-07 | (1) BlackRock, Inc. | 5.35M | 16.50% |
| 2022-02-14 | 52-0556948 | 1.77M | 5.30% |
| 2022-02-11 | Macquarie Management Holdings Inc | 1.69M | 5.06% |
| 2022-02-11 | Macquarie Investment Management Business Trust | 1.69M | 5.06% |
| 2022-02-11 | Macquarie Group Limited | 1.7M | 5.09% |
| 2022-02-11 | Macquarie Investment Management Australia Limited | 10226.0 | 0.03% |
| 2022-02-11 | Macquarie Investment Management Group Limited | 700.0 | 0.00% |
| 2022-02-10 | The Vanguard Group - 23-1945930 | 3.21M | 9.63% |
| 2022-02-08 | 30-0447847 | 2.01M | 6.00% |
| 2022-02-02 | Franklin Mutual Advisers, LLC | 1.76M | 5.30% |
| 2022-01-27 | (1) BlackRock, Inc. | 3.74M | 11.20% |
| 2022-01-25 | (1) BlackRock, Inc. | 3.74M | 11.20% |
| 2021-02-16 | 52-0556948 | 2.75M | 8.00% |
| 2021-02-12 | 30-0447847 | 2.19M | 6.40% |
| 2021-02-10 | The Vanguard Group - 23-1945930 | 3.06M | 9.01% |
| 2021-01-27 | (1) BlackRock, Inc. | 3.8M | 11.20% |
| 2020-02-14 | 52-0556948 | 2.65M | 7.50% |
| 2020-02-12 | The Vanguard Group - 23-1945930 | 3.29M | 9.43% |
| 2020-02-12 | (. | 2.11M | 6.07% |
| 2020-02-04 | (1) BlackRock, Inc. | 4.09M | 11.70% |
| 2019-02-14 | 52-0556948 | 1.9M | 5.40% |
| 2019-01-31 | (1) BlackRock, Inc. | 4.12M | 11.70% |
| 2018-02-14 | 52-0556948 | 2.23M | 6.20% |
| 2018-01-19 | (1) BlackRock, Inc. | 3.68M | 10.40% |
| 2017-04-10 | (1) BlackRock, Inc. | 3.59M | 10.20% |
| 2017-02-07 | 52-0556948 | 2.75M | 7.80% |
| 2017-02-01 | 52-2343049 | 1.04M | 2.99% |
| 2017-01-25 | (1) BlackRock, Inc. | 3.43M | 9.80% |
| 2016-01-26 | (1) BlackRock, Inc. | 2.99M | 8.60% |
| 2016-01-19 | 52-2343049 | 2.11M | 6.07% |
| 2015-01-23 | (1) BlackRock, Inc. | 2.82M | 8.20% |
| 2015-01-15 | 52-2343049 | 2.43M | 7.04% |
| 2014-01-30 | (1) BlackRock, Inc. | 2.97M | 8.60% |
| 2014-01-13 | 52-2343049 | 4.14M | 12.03% |
| 2013-02-01 | (1) BlackRock, Inc. | 3.02M | 8.53% |
| 2013-01-31 | The Pabrai Investment Fund II, L.P. | 833.4K | 1.40% |
| 2013-01-15 | 52-2343049 | 3.96M | 11.19% |
| 2012-05-01 | 52-2343049 | 1.79M | 10.10% |
| 2012-02-10 | (1) BlackRock, Inc. | 1.38M | 7.79% |
| 2012-01-30 | Sean M. O'Connor | 882.35K | 40.30% |
| 2012-01-30 | Next Century Growth Investors, LLC | 7.0 | 6.60% |
| 2012-01-19 | 52-2343049 | 1.06M | 6.02% |
| 2011-11-10 | FMR LLC | - | 0.00% |
| 2011-11-10 | Edward C. Johnson 3d | - | 0.00% |
| 2011-10-11 | Edward C. Johnson 3d | 926.59K | 5.13% |
| 2011-10-11 | FMR LLC | 926.59K | 5.13% |
| 2011-02-07 | (1) BlackRock, Inc. | 1.54M | 8.31% |
| 2011-01-28 | RUTABAGA CAPITAL MANAGEMENT | 235.03K | 5.21% |
| 2010-02-16 | Edward C. Johnson 3d | 2.43M | 12.96% |
| 2010-02-16 | FMR LLC | 2.43M | 12.96% |
| 2010-02-04 | VANGUARD SPECIALIZED FUNDS - VANGUARD PRECIOUS METALS AND MINING FUND - 23-2439146 | 1M | 5.33% |
| 2010-01-08 | (1) BlackRock, Inc. | 2.17M | 11.56% |
| 2009-02-17 | FMR LLC | 2.43M | 12.95% |
| 2009-02-17 | Edward C. Johnson 3d | 2.43M | 12.95% |
| 2009-02-09 | (. | 668.71K | 3.57% |
| 2008-02-14 | Edward C. Johnson 3d | 2.66M | 13.79% |
| 2008-02-14 | 04-2683227 | 762.2K | 3.96% |
| 2008-02-14 | FMR LLC | 2.66M | 13.79% |
| 2008-02-06 | (. | 1.58M | 8.20% |
| 2007-08-09 | 44-0640487 | 1.01M | 11.00% |
| 2007-08-09 | 43-1325032 | 1.01M | 11.00% |
| 2007-04-10 | Edward C. Johnson 3d | 2.01M | 10.61% |
| 2007-04-10 | FMR Corp. | 2.01M | 10.61% |
| 2007-02-09 | (. | 1.32M | 6.90% |
| 2007-02-02 | (. | 1.32M | 6.90% |
| 2006-02-14 | FMR Corp. | 1.46M | 7.27% |
| 2006-02-14 | 52-0556948 | 911.05K | 4.50% |
| 2006-02-14 | Edward C. Johnson 3d | 1.46M | 7.27% |
| 2006-02-06 | (. | 1.08M | 5.38% |
| 2005-02-14 | Franklin Resources, Inc. (13-2670991) | 1.29M | 6.30% |
| 2005-02-11 | 52-0556948 | 1.36M | 6.60% |
| 2004-02-10 | 52-0556948 | 1.48M | 7.20% |
| 2004-02-09 | Franklin Resources, Inc. (13-2670991) | 1.43M | 7.00% |
| 2004-02-03 | Vanguard Horizon Funds - Vanguard Capital Opportunity Fund | 1.06M | 5.20% |
| 2003-02-12 | 04-2683227 | 1.06M | 5.27% |
| 2003-02-06 | 52-0556948 | 1.61M | 7.90% |
| 2003-01-10 | Edward C. Johnson 3d | 635.77K | 3.16% |
| 2003-01-10 | Abigail P. Johnson | 635.77K | 3.16% |
| 2003-01-10 | FMR Corp. | 635.77K | 3.16% |
| 2002-02-14 | Edward C. Johnson 3d | 1.68M | 8.56% |
| 2002-02-14 | FMR Corp. | 1.68M | 8.56% |
| 2002-02-14 | Abigail P. Johnson | 1.68M | 8.56% |
| 2002-02-08 | American Century Investment Management, Inc. - 44-0640487 | 1.52M | 7.74% |
| 2001-03-19 | No. of Above | 1.01M | 4.77% |
| 2001-02-14 | Abigail P. Johnson | 1.48M | 7.28% |
| 2001-02-14 | Edward C. Johnson 3d | 1.48M | 7.28% |
| 2001-02-14 | FMR Corp. | 1.48M | 7.28% |
| 2001-02-13 | American Century Mutual Funds, Inc. - 44-6006315 | 1.33M | 6.70% |
| 2001-02-13 | American Century Investment Management, Inc. - 44-0640487 | 1.33M | 6.70% |
| 2001-01-03 | No. of Above | 1.93M | 9.51% |
| 2000-02-11 | Abigail P. Johnson | 2.19M | 10.37% |
| 2000-02-11 | FMR Corp. | 2.19M | 10.37% |
| 2000-02-11 | Edward C. Johnson 3d | 2.19M | 10.37% |
| 2000-01-03 | No. of Above | 2.15M | 10.14% |
| 1999-05-06 | Management Corp.) | 2.17M | 10.08% |
| 1999-04-09 | Abigail P. Johnson | 2.32M | 10.55% |
| 1999-04-09 | FMR Corp. | 2.32M | 10.55% |
| 1999-04-09 | Edward C. Johnson 3d | 2.32M | 10.55% |
| 1999-02-12 | Edward C. Johnson 3d | 1.42M | 6.45% |
| 1999-02-12 | Abigail P. Johnson | 1.42M | 6.45% |
| 1999-02-12 | FMR Corp. | 1.42M | 6.45% |
| 1999-02-09 | 04-2683227 | 1.4M | 6.36% |
| 1999-01-11 | Management Corp.) | 2.09M | 9.49% |
| 1998-04-23 | Corporation | 1.14M | 5.04% |
| 1998-02-10 | FMR Corp. | 1.38M | 6.14% |
| 1998-02-10 | Edward C. Johnson 3d | 1.38M | 6.14% |
| 1998-02-10 | Abigail P. Johnson | 1.38M | 6.14% |
| 1997-06-09 | EIN #84-0765359 | 853.68K | 3.80% |
| 1997-06-09 | SS ####-##-#### | 853.68K | 3.80% |
| 1997-04-09 | EIN #84-0765359 | 1.95M | 8.60% |
| 1997-04-09 | SS ####-##-#### | 1.95M | 8.60% |
| 1997-04-09 | EIN #84-0964425 | 224.22K | 1.00% |
| 1997-02-18 | 36-2214610 | 2.64M | 11.70% |
| 1997-02-13 | EIN #84-0765359 | 3.38M | 15.00% |
| 1997-02-13 | SS ####-##-#### | 3.38M | 15.00% |
| 1997-02-13 | EIN #84-0964425 | 1.23M | 5.50% |
| 1997-02-03 | Identification #13-2631108 | 851.03K | 3.76% |
| 1996-02-13 | SS ####-##-#### | 3.38M | 14.90% |
| 1996-02-13 | EIN #84-0964425 | 1.26M | 5.60% |
| 1996-02-13 | EIN #84-0765359 | 3.38M | 14.90% |
| 1994-02-14 | 04-2507163) | 76300.0 | 0.31% |
| 1994-02-14 | ###-##-####) | 76300.0 | 0.31% |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2025-12-31 | $60.95 | 31.4M | $1.91B | $329M | $1.05B | $2.63B |
| 2024-12-31 | $76.21 | 32.1M | $2.45B | $333.1M | $1.02B | $3.14B |
| 2023-12-31 | $71.31 | 32.5M | $2.32B | $317.2M | $1.07B | $3.07B |
| 2022-12-31 | $60.72 | 32.7M | $1.99B | $247.2M | $1.12B | $2.86B |
| 2021-12-31 | $73.15 | 33.6M | $2.46B | $299.5M | $1.08B | $3.23B |
| 2020-12-31 | $62.12 | 34.2M | $2.12B | $367.7M | $995.1M | $2.75B |
| 2019-12-31 | $57.63 | 35M | $2.02B | $241.6M | $982.8M | $2.76B |
| 2018-12-31 | $51.34 | 35.3M | $1.81B | $208.8M | $1.02B | $2.62B |
| 2017-12-31 | $68.85 | 35.2M | $2.42B | $212.2M | $969.9M | $3.18B |
| 2016-12-31 | $77.25 | 34.9M | $2.7B | $188.5M | $1.08B | $3.59B |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-04-05 | $68.12 | 31M | $2.11B | $315.9M | $966.2M | $2.76B |
| 2025-12-31 | $60.95 | 31.1M | $1.9B | $329M | $1.05B | $2.61B |
| 2025-09-28 | $61.45 | 31.3M | $1.92B | $319.6M | $977.7M | $2.58B |
| 2025-06-29 | $55.07 | 31.6M | $1.74B | $313.8M | $983.3M | $2.41B |
| 2025-03-30 | $63.57 | 31.9M | $2.03B | $306.6M | $986.4M | $2.71B |
| 2024-12-31 | $76.21 | 32.1M | $2.45B | $333.1M | $1.02B | $3.14B |
| 2024-09-29 | $77.23 | 32.1M | $2.48B | $317.1M | $982.9M | $3.14B |
| 2024-06-30 | $81.77 | 32.2M | $2.63B | $310.6M | $991.4M | $3.31B |
| 2024-03-31 | $74.05 | 32.3M | $2.39B | $315.7M | $1B | $3.08B |
| 2023-12-31 | $71.31 | 32.5M | $2.32B | $317.2M | $1.07B | $3.07B |
| 2023-10-01 | $53.67 | 32.5M | $1.74B | $268.4M | $1.04B | $2.52B |
| 2023-07-02 | $57.48 | 32.5M | $1.87B | $247.1M | $1.04B | $2.66B |