MTXNYSE · Industrial Inorganic Chemicals

MINERALS TECHNOLOGIES INC

Alert me on MTX

Insider buys, 6 months

Congress trades, 6 months

Signals, 6 months

Six months

After each filing

Sep 4 Buy Rep. Gilbert Cisneros House

1 week

−3.8%S&P −1.1%

1 month

−7.7%S&P +1.7%

3 months

Result in30 trading days

6 months

Result in93 trading days

May 18 Sale DIETRICH DOUGLAS T Insider

1 week

+2.8%S&P +1.6%

1 month

+1.4%S&P +0.3%

3 months

−5.3%S&P +4.2%

6 months

Result in16 trading days

May 13 Sale JORDAN TIMOTHY Insider

1 week

−8.3%S&P −0.1%

1 month

−5.5%S&P −0.1%

3 months

−12.0%S&P +5.1%

6 months

Result in13 trading days

Feb 13 Sale Rep. Gilbert Cisneros House

1 week

−3.6%S&P +0.7%

1 month

−7.3%S&P −3.1%

3 months

+4.2%S&P +8.5%

6 months

−1.3%S&P +13.0%

Dec 31, 2025 Sale MONAGLE DJ III Insider

1 week

+7.0%S&P +1.1%

1 month

+10.4%S&P +2.0%

3 months

+13.9%S&P −3.6%

6 months

+22.4%S&P +10.8%

Show all 7

Nov 25, 2025 Sale ARGIRAKIS BRETT Insider

1 week

−0.7%S&P +1.3%

1 month

+4.9%S&P +2.6%

3 months

+19.5%S&P +1.9%

6 months

+30.3%S&P +12.7%

Jun 6, 2025 Buy Rep. Gilbert Cisneros House

1 week

−7.8%S&P +0.5%

1 month

+0.7%S&P +4.7%

3 months

+6.5%S&P +8.8%

6 months

−1.5%S&P +14.7%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for MTX

102 held · newest 5102 held · newest 2

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See all 102 filings for MTX

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Signal history

No signal for this ticker yet. A signal is written when insider buying here scores one dot or more.

Stakes

Jun 30, 2026 Schedule 13G, amended

FMR LLC: 15%, 4,637,632 shares

Mar 31, 2026 Schedule 13G, amended

FMR LLC: 13.7%, 4,264,458 shares

Mar 31, 2026 Schedule 13G

Vanguard Capital Management: 5.2%, 1,603,260 shares

Mar 31, 2026 Schedule 13G

Vanguard Portfolio Management: 6.2%, 1,921,853 shares

Mar 13, 2026 Schedule 13G, amended

The Vanguard Group: 0%, 0 shares

Dec 31, 2025 Schedule 13G

NOMURA ASSET MANAGEMENT INTERNATIONAL INC.: 5%, 1,564,606 shares

Dec 31, 2025 Schedule 13G, amended

Macquarie Group Limited: 0%, 0 shares

Jan 30, 2026 Schedule 13G, amended

FMR LLC: 10%, 3,124,775 shares

Dec 31, 2025 Schedule 13G, amended

FMR LLC: 8.7%, 2,723,354 shares

Sep 30, 2025 Schedule 13G, amended

FMR LLC: 7.3%, 2,304,507 shares

Schedule 13D is filed within 5 business days of crossing 5 percent by an investor who may seek to influence the company. Schedule 13G is filed by a passive holder, and a large institution has up to 45 days after the quarter end.

Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal

No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters

NoneQ4 2025

NoneQ1 2026

NoneQ2 2026

$30KQ3 2026

The first quarter on file. Reported to the Senate each quarter by the firms it hires.Original report ↗

Read from LDA.gov on Oct 21, 2026. Senate Office of Public Records cannot vouch for the data or analyses derived from these data after the data have been retrieved from LDA.gov.