ARRAY DIGITAL INFRASTRUCTURE, INC. — Director's Dealing 2025

Feb 21, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNITED STATES CELLULAR CORP (USM)
CIK: 0000821130
Period of Report: 2025-02-19

Reporting Person: IRIZARRY MICHAEL (Director, EVP-CTO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-19	Performance Share Units	$	A	4388	Acquired		Common Shares (4388)	Direct
2025-02-19	Performance Share Units	$	A	40734	Acquired		Common Shares (40734)	Direct

Footnotes

F1: On April 4, 2022 reporting person was granted an award based on achievement of certain performance measures and, effective November 27, 2023, the award was adjusted by the Long-Term
Incentive Compensation Committee (LTICC) to provide for a payout at no less than 75% of the target opportunity of such award. Based on company performance at December 31, 2024, the LTICC
certified on February 19, 2025 that the reporting person was entitled to 91% of his target opportunity. Performance share units are now adjusted for performance and are time-based and vest on April 4, 2025. Each performance share unit represents the contingent right to receive one common share.

F2: On March 4, 2024, the reporting person was granted an award based on the achievement of certain performance measures. Based on company performance at December 31, 2024, the
Long-Term Incentive Compensation Committee certified on February 19, 2025 that the reporting person was entitled to 145.9% of his target opportunity. Performance share units are now adjusted for
performance and are time-based and vest on March 4, 2027.