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MTX
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Minerals Technologies Inc.

MTX · Basic Materials · Minerals Technologies Inc. develops, produces, and markets various mineral, mineral-based products and services

Minerals Technologies Inc. (MTX), in the Basic Materials sector, has 6 disclosed filings on Paydirt over the trailing twelve months from 1 member of Congress and 4 corporate insiders: 1 purchase and 5 sales, 1 filed past the deadline. Filers took a median of 4 days from execution to disclosure, and the most recent trade was executed Jul 10 and filed Sep 4. The most active filer was Gilbert Cisneros with 2 filings. Data as of Nov 7 2026.

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Filings, ttm
6
1 buy · 5 sells · 1 late
Traders, ttm
5
1 congress · 4 insiders
Volume, ttmiDollar value disclosed in the window
$3.7M
estimated for Congress, as filed for insiders
Median delay
4d
execution to disclosure
Last traded
Jul 10
Filed Sep 4
ADViAverage daily dollar volume
$17.2M
market data
Share price · 12M
$68.81 (+21.9%)
$82.57$69.50$56.44Nov 10 2025Apr 14Sep 11

Adjusted for splits and dividends.

Volume by month
$2.2M$1.1M$0Dec 2024Jun 2025Dec 2025Jun 2026May 2025 · buys $103KJun 2025 · buys $8KNov 2025 · sells $381KDec 2025 · sells $1.4MFeb 2026 · sells $8KMay 2026 · sells $2.2MSep 2026 · buys $8K
Buys $119K Sells $4.1M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed · past 24 months
GC Gilbert Cisneros Representative 3 filings · 2 buys, 1 sale DD Douglas T Dietrich CHAIRMAN AND CEO 2 filings · 1 buy, 1 sale BA Brett Argirakis Group President 1 filing · 0 buys, 1 sale TJ Timothy Jordan Vice President 1 filing · 0 buys, 1 sale DI Dj Monagle Iii Group President 1 filing · 0 buys, 1 sale
Recent filings
Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Jul 10
Filed Sep 4 †
Douglas T DietrichSALE CHAIRMAN AND CEO $1.8M
21,568 sh × $81.53
Exec May 14
Filed May 18 · 5:30 PM ET
Timothy JordanSALE Vice President $482K
6,000 sh × $80.27
Exec May 11
Filed May 13 · 5:30 PM ET
Gilbert CisnerosSALE Representative $8K
$1K–15K bracket
Exec Jan 5
Filed Feb 13
Dj Monagle IiiSALE Group President $1.4M
23,093 sh × $61.90
Exec Dec 29 2025
Filed Dec 31 2025 · 5:30 PM ET
Brett ArgirakisSALE Group President $381K
6,501 sh × $58.68
Exec Nov 21 2025
Filed Nov 25 2025 · 5:30 PM ET
Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec May 6 2025
Filed Jun 6 2025
Douglas T DietrichPURCHASE CHAIRMAN AND CEO $103K
2,000 sh × $51.56
Exec Apr 30 2025
Filed May 1 2025 · 5:30 PM ET