🕵️ Telephone & Data Systems Inc /DE/ ($TDS)
SEC insider & ownership activity, last 12 months · CIK 1051512 · every row links its SEC filing
Over the last 12 months insiders sold $3.9M with no open-market buying against it. Leroy T. Carlson Jr. sold $3.0M in discretionary trades (Sep). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 3 sellers, $3.9M (4 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Leroy T. Carlson Jr. | 0 | – | 1 | $3.0M | Sep 11, 2026 |
| Anita J. Kroll | 0 | – | 2 | $667K | Nov 11, 2025 |
| Prudence E. Carlson | 0 | – | 1 | $244K | Mar 23, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 13.8% | 13G | Apr 28, 2025 | filing ↗ | |
| The (trustee) | 11.7% | 13D | Sep 1, 2026 | filing ↗ | |
| Picton Mahoney Asset Management | 11.2% | 13G | Aug 11, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.9% | 13G | Apr 29, 2026 | filing ↗ | |
| Third Point LLC | 5.7% | 13G | Dec 26, 2024 | filing ↗ | |
| Daniel S. Loeb | 5.7% | 13G | Dec 26, 2024 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Leroy T. Carlson Jr. | $2.9M | Sep 11, 2026 | filing ↗ |
| Prudence Carlson | $244K | Mar 23, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Sep 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 1, 2026 | filing ↗ |
| Earnings (2.02) | Aug 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 7, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Jun 1, 2026 | filing ↗ |
| Other events (8.01) | Jun 1, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 21, 2026 | filing ↗ |
| Earnings (2.02) | May 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 8, 2026 | filing ↗ |
| Other events (8.01) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 18, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 18, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 10, 2026 | filing ↗ |
| Earnings (2.02) | Feb 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 20, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Jan 13, 2026 | filing ↗ |
| Other events (8.01) | Jan 13, 2026 | filing ↗ |
| Material agreement (1.01) | Dec 8, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 8, 2025 | filing ↗ |
| Earnings (2.02) | Nov 7, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 7, 2025 | filing ↗ |