Senior insider sale
President & COO at T-MOBILE US, INC. — senior position signals high conviction
$20.50M
95K shares
What this filing means
SIEVERT G MICHAEL plans to sell 95K shares of T-MOBILE US, INC. valued at approximately $20.50M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 2/24/2026ACC: 0001959173-26-001430
DirectorOfficer· President & COO
Since Jul 2018
95K
Shares to sell
$20.50M
Approx. market value
1.09K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Restricted Stock Vesting
Compensation
11/9/2025
1.09KTotal acquired1.09K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
11/9/2025 | Restricted Stock Vesting Compensation | 1.09K | — |
| Total | 1.09K | ||
Planned & Completed Dispositions3
Completed
—Completed
Units to sell
13.91K
Market value
$3.06M
2/23/2026
—Completed
Units to sell
80K
Market value
$17.20M
2/19/2026
Planned — Approximate Date
NASDAQPlanned
Units to sell
1.09K
Market value
$241.6K
2/24/2026
Total
Units
95K
Value
$20.50M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
2/23/2026 | 13.91K | $3.06M | — | Completed |
2/19/2026 | 80K | $17.20M | — | Completed |
| Planned — Approximate Date | ||||
2/24/2026 | 1.09K | $241.6K | NASDAQ | Planned |
| Total | 95K | $20.50M | ||