MTX files Form 144 to sell 6,000 common shares

MTX submitted a Form 144 notice reporting a proposed sale of Common stock consisting of 6,000 shares for sale on 05/11/2026 on the NYSE.

Rhea-AI Filing Summary

MTX submitted a Form 144 notice reporting a proposed sale of Common stock consisting of 6,000 shares for sale on 05/11/2026 on the NYSE. The filing lists multiple prior restricted stock vesting events with specific dates and share counts.

Insights

Securities Compliance Attorney

Form 144 filed reporting proposed resale of Common shares on the NYSE.

The filing is a regulatory notice under Rule 144 showing a proposed sale of 6,000 shares with a trade date of 05/11/2026 and execution venue listed as NYSE. It names Fidelity Brokerage Services LLC in the filer/agent line.

Listed entries show multiple Restricted Stock Vesting events with dated share amounts (e.g., 01/24/2024 – 1,121 shares). Cash‑flow treatment and ultimate seller identity beyond the broker role are not specified in the excerpt.

Key Figures

Proposed shares to be sold: 6,000 shares Numeric field (possibly $ or value): 481,648.33 Numeric field (possibly shares/outstanding): 31,008,734 +1 more

4 metrics

Proposed shares to be sold 6,000 shares listed alongside filer and NYSE trade date <date>05/11/2026</date>

Numeric field (possibly $ or value) 481,648.33 present in the filer line, context not specified in excerpt

Numeric field (possibly shares/outstanding) 31,008,734 present in the filer line, labeled in excerpt without explicit description

Restricted stock vesting example 1,121 shares vested on <date>01/24/2024</date> as listed in the excerpt

Key Terms

Restricted Stock Vesting, Form 144, NYSE

3 terms

Restricted Stock Vesting financial

"Entries listed like 'Restricted Stock Vesting | Issuer | 01/24/2024 | 1121'"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Form 144 regulatory

"Header/context: '144: Securities To Be Sold' and filer information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

NYSE market

"Filer line contains '05/11/2026 | NYSE' indicating execution venue"

A large, regulated marketplace where stocks and other securities are listed and traded, acting like a global auction house that matches buyers and sellers and helps determine share prices. It matters to investors because listing and trading there provide liquidity, price discovery, and regulatory oversight—making it easier to buy or sell holdings and giving companies a visible platform that can affect credibility and access to capital.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does MTX's Form 144 report?

It reports a proposed resale of Common stock under Rule 144, showing 6,000 shares for sale. The notice lists the trade date as 05/11/2026 and the market as NYSE, plus prior restricted stock vesting entries with dates and share counts.

Who is listed as the filer or broker on the Form 144 for MTX?

The filing lists Fidelity Brokerage Services LLC with an address in Smithfield, RI as the filer/agent. The excerpt does not state whether Fidelity is the ultimate seller or acting solely as broker.

Does the Form 144 show when the shares vested?

Yes; the excerpt lists multiple Restricted Stock Vesting dates and share counts (for example, 01/24/2024 – 1,121 shares). These entries are shown as vesting/compensation events.

How many shares does the filing propose to sell and on what date?

The filing shows a proposed sale of 6,000 shares with a listed trade date of 05/11/2026. The execution venue is specified as NYSE in the excerpt.

Does the Form 144 state proceeds or pricing for the proposed sale?

The excerpt does not provide a sale price or aggregate proceeds. It lists numeric fields but does not attach an explicit sale price or total proceeds amount for the 6,000 shares shown.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/11/2026 - 05:17 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001958124
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	MINERALS TECHNOLOGIES INC
SEC File Number	001-11430
Address of Issuer	622 THIRD AVENUE NEW YORK NEW YORK 10017-6707
Phone	212-878-1800
Name of Person for Whose Account the Securities are To Be Sold	JORDAN TIMOTHY
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	6000	481648.33	31008734	05/11/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/23/2021	Restricted Stock Vesting	Issuer			43	01/23/2021	Compensation
Common	01/21/2022	Restricted Stock Vesting	Issuer			119	01/21/2022	Compensation
Common	01/22/2022	Restricted Stock Vesting	Issuer			126	01/22/2022	Compensation
Common	01/26/2022	Restricted Stock Vesting	Issuer			133	01/26/2022	Compensation
Common	01/21/2023	Restricted Stock Vesting	Issuer			119	01/21/2023	Compensation
Common	01/25/2023	Restricted Stock Vesting	Issuer			143	01/25/2023	Compensation
Common	01/26/2023	Restricted Stock Vesting	Issuer			133	01/26/2023	Compensation
Common	01/24/2024	Restricted Stock Vesting	Issuer			1121	01/24/2024	Compensation
Common	01/25/2024	Restricted Stock Vesting	Issuer			156	01/25/2024	Compensation
Common	01/26/2024	Restricted Stock Vesting	Issuer			150	01/26/2024	Compensation
Common	01/23/2025	Restricted Stock Vesting	Issuer			1227	01/23/2025	Compensation
Common	01/24/2025	Restricted Stock Vesting	Issuer			938	01/24/2025	Compensation
Common	01/25/2025	Restricted Stock Vesting	Issuer			121	01/25/2025	Compensation
Common	01/21/2026	Restricted Stock Vesting	Issuer			826	01/21/2026	Compensation
Common	01/23/2026	Restricted Stock Vesting	Issuer			645	01/23/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/11/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Timothy Jordan
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)