T-Mobile US, Inc. 13F holders
Of the 44 funds followed here, 12 reported a position in T-Mobile US, Inc. in a 13F for the quarter ended 30 June 2026. The largest: Geode Capital Management, 12.8 million shares worth $2.13 billion, 0.1% of its reported book. New this quarter: Alyeska. Sold out: Viking Global Investors.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Geode Capital Management | 12,758,271 | $2.13 billion | 0.1% | +326,565 | added | 30 June 2026 | 13F |
| FMR LLC | 8,153,559 | $1.37 billion | 0.1% | -4,375,914 | trimmed | 30 June 2026 | 13F |
| Norges Bank | 7,909,295 | $1.33 billion | 0.1% | held | 30 June 2026 | 13F | |
| Dodge & Cox | 6,335,783 | $1.06 billion | 0.6% | +177,984 | added | 30 June 2026 | 13F |
| Two Sigma Investments | 4,443,802 | $745.4 million | 0.5% | +552,334 | added | 30 June 2026 | 13F |
| Citadel Advisors | 2,726,889 | $457.4 million | 0.1% | -1,512,205 | trimmed | 30 June 2026 | 13F |
| Millennium Management | 1,806,156 | $302.9 million | 0.1% | -245,029 | trimmed | 30 June 2026 | 13F |
| Point72 Asset Management | 1,538,944 | $258.1 million | 0.3% | -187,211 | trimmed | 30 June 2026 | 13F |
| Capital Research Global Investors | 1,356,674 | $227.6 million | 0.0% | -457,907 | trimmed | 30 June 2026 | 13F |
| Renaissance Technologies | 604,607 | $101.4 million | 0.1% | +323,800 | added | 30 June 2026 | 13F |
| Bridgewater Associates | 172,592 | $28.9 million | 0.1% | +74,114 | added | 30 June 2026 | 13F |
| Alyeska | 140,914 | $23.6 million | 0.1% | +140,914 | new | 30 June 2026 | 13F |
| Viking Global Investors | 0 | $0 | 0.0% | -2,967,374 | exited | 30 June 2026 | 13F |
Value is what the fund reported. Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.
Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 16 October 2025 | 13G/A | Picton Mahoney Asset Management and 1 other | 1.0 million | 6.5% | 16 October 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 15 October 2025 | 13G | Picton Mahoney Asset Management and 1 other | 1.0 million | 6.5% | 29 August 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder. Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.
Fails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 26 August 2026 | 318 | $181.61 | SEC |
| 20 August 2026 | 35 | $182.36 | SEC |
| 10 August 2026 | 870 | $177.19 | SEC |
| 7 August 2026 | 156,247 | $179.97 | SEC |
| 4 August 2026 | 9 | $177.09 | SEC |
| 30 July 2026 | 35 | $181.52 | SEC |
| 21 July 2026 | 243 | $195.64 | SEC |
| 20 July 2026 | 11,528 | $192.43 | SEC |
| 17 July 2026 | 19,667 | $192.85 | SEC |
| 16 July 2026 | 20,066 | $187.62 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period. Largest in the window: 156,247 on 7 August 2026. A fail is an operational fact about settlement, not a position.
Source
Each fund's 13F-HR on EDGAR, linked per row; positions matched to TMUS by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.
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