Katz Michael J. (CIK 1867492) reported 13 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-18). Recent activity: Buy TMUS (32,365 shares), Sell TMUS (7,142 shares), Buy TMUS (9,076 shares), Sell TMUS (3,571 shares), Sell TMUS (2,500 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-18 | T-Mobile US, Inc. (TMUS) | Chief Bus. and Prod. Officer | Buy | 32,365 | $0 |
| 2026-02-18 | T-Mobile US, Inc. (TMUS) | Chief Bus. and Prod. Officer | Sell | 7,142 | $1.6M |
| 2026-02-18 | T-Mobile US, Inc. (TMUS) | Chief Bus. and Prod. Officer | Buy | 9,076 | $0 |
| 2026-02-18 | T-Mobile US, Inc. (TMUS) | Chief Bus. and Prod. Officer | Sell | 3,571 | $783,924 |
| 2025-11-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Sell | 2,500 | $539,775 |
| 2025-08-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Sell | 2,500 | $627,800 |
| 2025-05-16 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Sell | 2,500 | $592,800 |
| 2025-04-03 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Buy | 22,880 | $0 |
| 2025-02-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Buy | 18,801 | $0 |
| 2025-02-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Sell | 6,760 | $1.8M |
| 2025-02-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Buy | 19,117 | $0 |
| 2025-02-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Sell | 7,523 | $2.0M |
| 2025-02-19 | T-Mobile US, Inc. (TMUS) | Pres, Mkting Stgy & Prods | Sell | 2,500 | $675,000 |
Source: SEC Form 4 filings · as of 2026-02-18