MKS Inc. insider files Form 144 to sell 300 shares via Fidelity

Rhea-AI Filing Summary

MKS Inc. officer or insider intends to sell 300 shares of common stock through Fidelity Brokerage Services on NASDAQ, with an approximate aggregate market value of $29,955 based on the filing. The securities were acquired on 05/06/2024 through restricted stock vesting and were issued as compensation. The filing lists an approximate sale date of 09/02/2025 and shows 67,159,003 shares outstanding for the issuer. The notice discloses a related sale by the same person of 300 shares on 06/02/2025 for $24,534. The filer affirms they are not aware of undisclosed material adverse information regarding the issuer.

Positive

• Disclosure completeness: Filing includes acquisition date, nature of acquisition, broker, intended sale date, and prior recent sale.
• Small transaction size: 300 shares represent a negligible portion of the issuer's 67,159,003 outstanding shares, indicating low market impact.

Negative

• Insider sale activity: The filer disclosed a prior sale of 300 shares on 06/02/2025, which may attract investor attention to insider selling trends.

Insights

Securities Analyst

TL;DR: Insider plans to sell a small parcel of shares acquired via restricted stock vesting; transaction appears routine, not material to capitalization.

The filing documents an intended sale of 300 common shares via Fidelity with an aggregate market value of $29,955 and an outstanding share count of 67,159,003, indicating the sale is immaterial relative to total capitalization (approximately 0.00045% of outstanding shares). The shares were acquired 05/06/2024 through restricted stock vesting and treated as compensation, which is common for employee or executive stock awards. A prior sale of 300 shares on 06/02/2025 for $24,534 is disclosed, showing recent disposition activity but not necessarily a change in control or major liquidity event. The representation regarding absence of undisclosed material information is standard for Rule 144 notices.

Corporate Governance Expert

TL;DR: Document is a routine Rule 144 notice for insider-disposed shares; governance disclosure requirements are met on face value.

The Form 144 provides required details: acquisition date, nature (restricted stock vesting), broker, intended sale date, and recent sales by the same person. The filer certifies lack of material nonpublic information, aligning with disclosure expectations. The transaction size is trivial relative to outstanding shares, suggesting limited governance implications. Continued monitoring of insider transaction patterns could be relevant if dispositions accelerate, but this single notice is procedural.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	300	29955.00	67159003	09/02/2025	NASDAQ

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	05/06/2024	Restricted Stock Vesting	Issuer			300	05/06/2024	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Elizabeth A. Mora 2 Tech Drive Andover MA 01810	Common	06/02/2025	300	24534.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does MKSI Form 144 report?

The Form 144 reports an intended sale of 300 common shares of MKS Inc. acquired on 05/06/2024 via restricted stock vesting, to be sold through Fidelity on NASDAQ.

When is the approximate sale date listed on the MKSI Form 144?

The filing lists an approximate sale date of 09/02/2025.

Who is the broker handling the sale in the MKSI Form 144?

The broker is Fidelity Brokerage Services LLC, 900 Salem Street, Smithfield RI.

How many shares outstanding does MKSI report in the Form 144?

The filing reports 67,159,003 shares outstanding.

Has the filer sold MKSI shares recently?

Yes. The filing discloses a sale by Elizabeth A. Mora of 300 shares on 06/02/2025 for $24,534.

How were the shares being sold acquired according to the filing?

They were acquired through restricted stock vesting on 05/06/2024 and the payment is listed as compensation.