[144] ARM HOLDINGS PLC /UK SEC Filing

Rhea-AI Filing Summary

ARM Holdings plc (ARM) filing a Form 144 notice reports a proposed sale of 6,152 American Depositary Shares (ADS), with an aggregate market value of $862,347.54, to be sold approximately on 09/30/2025 on NASDAQ. The ADS were acquired on 03/01/2024 through restricted stock vesting from the issuer and were paid as compensation. The filing lists total ADS outstanding as 1,056,513,738, and indicates no securities sold in the past three months by the selling person. The filer affirms they are not aware of undisclosed material adverse information and references Rule 10b5-1 plan procedures if applicable.

Positive

• Compliance filing completed: The seller provided required Form 144 details, including acquisition method, broker, and market value.
• No recent sales: The filer reports "Nothing to Report" for securities sold in the past three months, indicating no clustered recent disposals.

Negative

• None.

Insights

Securities Analyst

TL;DR: Routine insider sale notice for a modest number of ADS acquired via vesting; non-material relative to outstanding shares.

The Form 144 documents an intention to sell 6,152 ADS acquired through restricted stock vesting and classified as compensation. At an aggregate market value of $862,347.54, this holding represents a negligible portion of the 1,056,513,738 ADS outstanding, suggesting limited market impact. The filing states no sales in the prior three months and includes the standard certification against undisclosed material information. This is a typical compliance disclosure under Rule 144 rather than an indication of company-wide developments.

Corporate Governance Expert

TL;DR: Compliance-focused disclosure confirming sale mechanics and insider certification; no governance concerns evident from the notice alone.

The notice shows the securities were acquired by restricted stock vesting and will be sold through a broker on NASDAQ, with payment characterized as compensation. The signature/representation language reiterates the filers attestation about material information and possible reliance on a Rule 10b5-1 plan. Absent additional context—such as sudden executive departures or clustered insider sales—this single Form 144 is a routine governance disclosure without clear adverse implications.

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

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
America Depositary Shares	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	6152	862347.54	1056513738	09/30/2025	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 *
American Depositary Shares	03/01/2024	Restricted Stock Vesting	Issuer			6152	03/01/2024	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

Nothing to Report

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 ARM's Form 144 filed for 6,152 ADS mean?

It notifies the SEC of a proposed sale of 6,152 American Depositary Shares acquired via restricted stock vesting and intended to be sold approximately on 09/30/2025.

How much are the 6,152 ADS worth in the ARM Form 144?

The filing reports an aggregate market value of $862,347.54 for the 6,152 ADS.

When were the ADS in the Form 144 acquired and how?

They were acquired on 03/01/2024 through restricted stock vesting from the issuer and the consideration is listed as compensation.

Will the sale of these ADS significantly affect ARM's share count?

No. The filing shows 1,056,513,738 ADS outstanding, so 6,152 ADS represent a negligible fraction of the total.

Does the Form 144 indicate any undisclosed material information about ARM?

No. The filer certifies they do not know of any material adverse information not publicly disclosed; the filing contains no additional material disclosures.