T-Mobile Form 144: Minor Insider Sale Worth $2.96 M Disclosed

Rhea-AI Filing Summary

T-Mobile US, Inc. (TMUS) filed a Form 144 indicating an insider’s intent to sell 12,300 common shares on or about 29 Jul 2025. The planned sale has an aggregate market value of ≈ $2.96 million, implying a reference price near $241 per share. The shares represent ~0.001% of the 1.13 billion shares outstanding, so dilution impact is negligible.

The securities were acquired through restricted-stock vestings on 15 Feb 2022 (6,372 shares) and 15 Feb 2024 (5,928 shares) and will be sold through Fidelity Brokerage Services on Nasdaq. No prior sales were reported in the past three months. The filer certifies no undisclosed material adverse information and compliance with Rule 10b5-1 if a trading plan is in place.

• Form 144 serves only as advance notice; it does not guarantee execution or disclose sale price.
• Given the modest size relative to market capitalization, the filing is unlikely to be financially material but may signal personal portfolio rebalancing by the insider.

Positive

• Regulatory compliance: Insider is following Rule 144 disclosure requirements, providing transparency before selling restricted stock.
• Minimal dilution: Planned sale equals only 0.001% of shares outstanding, posing no material impact on share count or EPS.

Negative

• Insider selling signal: Even small sales can be interpreted as reduced confidence, potentially exerting slight sentiment pressure.
• Lack of context: Filing does not disclose seller identity, trading plan details, or rationale, limiting investor insight.

Insights

Securities Analyst

TL;DR: Minor Form 144—insider may sell $3 m of TMUS stock; size immaterial, sentiment mildly negative.

The filing flags a small insider sale under Rule 144, covering 12,300 shares (~$2.96 m). That is far below the 1% threshold and equates to roughly 0.001% of shares outstanding, so it should not affect supply-demand dynamics or valuation. Still, any insider disposition can be perceived as a marginal bearish signal, particularly if part of a trend; investors should monitor subsequent Form 4s for actual execution details. Absence of sales over the last three months and the shares’ origin from routine vesting lessen concern. Overall impact is neutral.

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	12300	2961807.00	1125419038	07/29/2025	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	02/15/2022	Restricted Stock Vesting	Issuer			6372	02/15/2022	Compensation
Common	02/15/2024	Restricted Stock Vesting	Issuer			5928	02/15/2024	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

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 did T-Mobile (TMUS) file on Form 144?

TMUS filed a Notice of Proposed Sale covering 12,300 restricted shares worth ≈ $2.96 million.

When is the insider planning to sell the TMUS shares?

The approximate sale date listed is 29 July 2025 on the Nasdaq market.

How were the shares acquired?

All shares came from restricted-stock vestings on 15 Feb 2022 and 15 Feb 2024 as compensation.

Is the sale material to TMUS shareholders?

No. The proposed 12,300 shares equal roughly 0.001% of outstanding stock, so financial impact is negligible.

Does Form 144 guarantee the shares will be sold?

No. It only gives advance notice; execution details will appear in subsequent Form 4 filings if the sale occurs.