Mark Nelson disposes 16,514 shares from TMUS (NASDAQ: TMUS)

Rhea-AI Filing Summary

Mark Nelson reported sales of 16,514 common shares, consisting of 10,240 shares sold on 02/17/2026 and 6,274 shares sold on 02/18/2026.

Transactions are reported on a Form 144 notice for TMUS and list prior issuer transfers including ESPP purchases and restricted stock vesting activity.

Insights

Corporate Governance Analyst

Insider sales of 16,514 shares reported across two dates; routine disclosure under resale rules.

The filing documents two open-market dispositions by Mark Nelson: 10,240 shares on 02/17/2026 and 6,274 shares on 02/18/2026

These entries appear as Form 144 reporting required resale notices; cash‑flow treatment and whether proceeds went to the reporting person or an entity are not detailed in the excerpt.

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	2330	517969.08	1101862739	02/24/2026	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	03/28/2024	ESPP Purchase	Issuer			179	03/28/2024	Cash
Common	10/11/2024	Restricted Stock Vesting	Issuer			2027	10/11/2024	Compensation
Common	03/31/2025	ESPP Purchase	Issuer			122	03/31/2025	Cash
Common	02/15/2026	Restricted Stock Vesting	Issuer			2	02/15/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Mark Nelson 12920 SE 38th Street Bellevue WA 98006-135	Common	02/17/2026	10240	2260992.00
Mark Nelson 12920 SE 38th Street Bellevue WA 98006-135	Common	02/18/2026	6274	1378335.06

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 the Form 144 for TMUS disclose about Mark Nelson's trades?

The Form 144 discloses sales of 16,514 common shares by Mark Nelson on 02/17/2026 and 02/18/2026

How many shares did Mark Nelson sell and on which dates for TMUS?

Mark Nelson sold a total of 16,514 shares: 10,240 shares on 02/17/2026 and 6,274 shares on 02/18/2026

Does the filing state the proceeds recipient for the TMUS sales?

The excerpt does not specify who received the sale proceeds. The Form 144 lists the transactions and prior issuer grants, but cash‑flow recipient information is not included in the provided text.

Are the sales from ESPP or vested restricted stock for TMUS?

The filing shows prior issuer activity including ESPP purchases and restricted stock vesting on various dates, but it does not directly link those specific grants to the two reported sales by Mark Nelson.