Updated Jul 16, 2026
Chambers Douglas W is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $8.69M.
Douglas W. Chambers has held various roles at Telephone and Data Systems Inc, including Interim President and CEO and Director. He has also served as President of a subsidiary within the company.
| Role | President of a Subsidiary |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2025-08-12 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | S — Open-market sale | 93.3K | $75.77 | $7.07M |
| 2025-08-12 | TDS | TELEPHONE & DATA SYSTEMS INC /DE/ | S — Open-market sale | 42.0K | $38.63 | $1.62M |
| 2025-08-12 | TDS | TELEPHONE & DATA SYSTEMS INC /DE/ | M — Option exercise | 11.6K | $27.79 | $322K |
| 2025-08-12 | TDS | TELEPHONE & DATA SYSTEMS INC /DE/ | M — Option exercise | 10.6K | $29.45 | $312K |
| 2025-08-12 | TDS | TELEPHONE & DATA SYSTEMS INC /DE/ | M — Option exercise | 6.6K | $30.72 | $204K |
| 2025-08-01 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | D — Derivative transaction | 67.0K | $73.50 | $4.92M |
| 2025-08-01 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | M — Option exercise | 67.0K | — | |
| 2025-08-01 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | F — Tax withholding / forfeiture | 19.3K | $73.50 | $1.42M |
| 2025-08-01 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | M — Option exercise | 41.1K | — | |
| 2025-08-01 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | F — Tax withholding / forfeiture | 5.4K | $73.50 | $398K |
| 2025-08-01 | AD | ARRAY DIGITAL INFRASTRUCTURE, INC. | M — Option exercise | 11.5K | — |
Douglas W. Chambers has held various roles at Telephone and Data Systems Inc, including Interim President and CEO and Director. He has also served as President of a subsidiary within the company.…
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($8.69M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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