8-KThe WireRed Alert
Executive Change
Filed Apr 7, 2023 · 3y ago · Accession 0000821130-23-000022
Plain English
Material event — a significant development the company must disclose promptly.
Read the source below for the full document.
Filing details
- Ticker
- AD
- CIK
- 821130
- Form type
- 8-K
- Filing date
- Apr 7, 2023
- Report date
- Apr 4, 2023
- Document
- usm-20230404.htm
- Size
- 319 KB