SIEVERT G MICHAEL — SEC Form 4 filings
SEC reporting owner CIK 1182438. 22 Form 4 filings on record with FilingPulse; latest filed 2026-06-03.
Transaction summary — filings shown
Covers all 22 filings on record, filed 2024-01-18 to 2026-06-03. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 21 legs across 12 filings — 515,000 shares, $111,050,913 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 22.
- Largest priced transaction: sale of 80,000 shares @ $214.94 ($17,195,200) in T-Mobile US, Inc., filed 2026-02-23.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| T-Mobile US, Inc. (TMUS) | Director | 17 | — | 21 legs · 515,000 sh · $111,050,913 | 17 |
| STARBUCKS CORP (SBUX) | Director | 4 | — | — | 4 |
| ALASKA AIR GROUP, INC. (ALK) | Director | 1 | — | — | 1 |
Form 4 filings — SIEVERT G MICHAEL
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-03 | 4 | ALASKA AIR GROUP, INC. (ALK) | Grant/award (A): 4,258 @ $44.52 | EDGAR |
| 2026-03-27 | 4 | STARBUCKS CORP (SBUX) | Grant/award (A): 3,667 @ $0 | EDGAR |
| 2026-02-25 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 13,911 @ $220.07 · Sale (S): 1,089 @ $221.85 | EDGAR |
| 2026-02-23 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 80,000 @ $214.94 | EDGAR |
| 2025-12-04 | 4 | T-Mobile US, Inc. (TMUS) | Gift (G): 65,500 @ $0 | EDGAR |
| 2025-11-19 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 22,500 @ $216.97 · Sale (S): 22,500 @ $214.25 | EDGAR |
| 2025-11-12 | 4 | T-Mobile US, Inc. (TMUS) | Tax withholding (F): 44,140.08 @ $207 · Grant/award (A): 135,915 @ $0 · Tax withholding (F): 53,482.55 @ $207 · Gift (G): 43,318 @ $0 | EDGAR |
| 2025-08-20 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 22,500 @ $255.58 · Sale (S): 22,500 @ $257.17 | EDGAR |
| 2025-05-21 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 22,500 @ $244.40 · Sale (S): 22,500 @ $240.99 | EDGAR |
| 2025-04-03 | 4 | T-Mobile US, Inc. (TMUS) | Grant/award (A): 127,631 @ $0 · Tax withholding (F): 50,222.80 @ $268.54 | EDGAR |
| 2025-03-14 | 4 | STARBUCKS CORP (SBUX) | Grant/award (A): 3,141 @ $0 | EDGAR |
| 2025-02-27 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 22,500 @ $269.67 · Sale (S): 22,500 @ $263.98 | EDGAR |
| 2025-02-19 | 4 | T-Mobile US, Inc. (TMUS) | Grant/award (A): 48,441 @ $0 · Tax withholding (F): 26,301.94 @ $270.82 · Grant/award (A): 88,294 @ $0 · Tax withholding (F): 34,743.69 @ $270.82 | EDGAR |
| 2024-11-18 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 40,000 @ $239.22 | EDGAR |
| 2024-11-13 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 20,000 @ $237.73 · Sale (S): 20,000 @ $237.82 | EDGAR |
| 2024-08-14 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 20,000 @ $194.57 · Sale (S): 20,000 @ $195.06 | EDGAR |
| 2024-05-15 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 20,000 @ $163.20 · Sale (S): 20,000 @ $162.84 | EDGAR |
| 2024-03-15 | 4 | STARBUCKS CORP (SBUX) | Grant/award (A): 3,383 @ $0 | EDGAR |
| 2024-03-06 | 4 | T-Mobile US, Inc. (TMUS) | Tax withholding (F): 7,521 @ $163.34 · Grant/award (A): 48,821 @ $0 · Tax withholding (F): 19,212 @ $163.34 | EDGAR |
| 2024-02-29 | 4 | T-Mobile US, Inc. (TMUS) | Sale (S): 20,000 @ $163.71 · Sale (S): 20,000 @ $163.78 | EDGAR |
| 2024-02-20 | 4 | T-Mobile US, Inc. (TMUS) | Grant/award (A): 64,093 @ $0 · Tax withholding (F): 17,896 @ $161.57 · Sale (S): 40,000 @ $161.05 · Gift (G): 95,000 @ $0 | EDGAR |
| 2024-01-18 | 4 | STARBUCKS CORP (SBUX) | Grant/award (A): 687 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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