CARLSON WALTER CD (CIK 1230118) reported 4 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-26). Recent activity: Buy TDS (11,905 shares), Sell TDS (5,016 shares), Buy USM (1,146 shares), Buy TDS (2,479 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-26 | TELEPHONE & DATA SYSTEMS INC /DE/ (TDS) | President and CEO | Buy | 11,905 | $490,486 |
| 2026-05-26 | TELEPHONE & DATA SYSTEMS INC /DE/ (TDS) | President and CEO | Sell | 5,016 | $206,659 |
| 2025-08-04 | ARRAY DIGITAL INFRASTRUCTURE, INC. (USM) | Director | Buy | 1,146 | $84,231 |
| 2025-05-22 | TELEPHONE & DATA SYSTEMS INC /DE/ (TDS) | President and CEO | Buy | 2,479 | $83,865 |
Source: SEC Form 4 filings · as of 2026-05-26