# TELEPHONE & DATA SYS INC (TDSPRU)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/TDSPRU/

- Reporting holders: 5
- Reported value: $8.6M
- Held through calls: 61.6%
- Held through puts: 5.2%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [IMC-Chicago, LLC](https://holderbook.com/funds/1452861-imc-chicago-llc/) | $4.1M | 0 | 0.0% | 11 |
| [SHIKIAR ASSET MANAGEMENT INC](https://holderbook.com/funds/1058022-shikiar-asset-management-inc/) | $1.7M | 85,700 | 0.4% | 2 |
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $1.1M | 30,000 | 0.0% | 1 |
| [GROUP ONE TRADING LLC](https://holderbook.com/funds/932540-group-one-trading-llc/) | $951.2K | 0 | 0.0% | 25 |
| [SIMPLEX TRADING, LLC](https://holderbook.com/funds/1488542-simplex-trading-llc/) | $681.0K | 0 | 0.0% | 29 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 5 | $8.6M |
| Q1 2026 | 4 | $6.0M |
| Q4 2025 | 3 | $12.9M |
| Q3 2025 | 4 | $18.5M |
| Q2 2025 | 4 | $17.7M |
| Q1 2025 | 3 | $18.9M |
| Q4 2024 | 3 | $11.6M |
| Q3 2024 | 3 | $6.5M |
| Q2 2024 | 4 | $11.3M |
| Q1 2024 | 5 | $8.3M |
| Q4 2023 | 5 | $12.3M |
| Q3 2023 | 4 | $13.4M |