Comcast Corp. 13F holders
Of the 44 funds followed here, 11 reported a position in Comcast Corp. in a 13F for the quarter ended 30 June 2026. The largest: Capital Research Global Investors, 116.1 million shares worth $2.85 billion, 0.4% of its reported book. Sold out: Soros Fund Management, Renaissance Technologies, Alyeska.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Capital Research Global Investors | 116,113,743 | $2.85 billion | 0.4% | +26,539,350 | added | 30 June 2026 | 13F |
| Dodge & Cox | 115,903,125 | $2.85 billion | 1.5% | +2,794,881 | added | 30 June 2026 | 13F |
| Geode Capital Management | 89,530,463 | $2.19 billion | 0.1% | +1,420,454 | added | 30 June 2026 | 13F |
| Norges Bank | 76,539,618 | $1.88 billion | 0.2% | held | 30 June 2026 | 13F | |
| FMR LLC | 50,806,417 | $1.25 billion | 0.1% | -9,784,660 | trimmed | 30 June 2026 | 13F |
| Citadel Advisors | 15,843,359 | $389.0 million | 0.0% | +4,392,516 | added | 30 June 2026 | 13F |
| Harris Associates | 7,173,464 | $176.1 million | 0.2% | -19,274,599 | trimmed | 30 June 2026 | 13F |
| Point72 Asset Management | 5,037,031 | $123.7 million | 0.1% | +4,148,031 | added | 30 June 2026 | 13F |
| Two Sigma Investments | 4,899,902 | $120.3 million | 0.1% | +4,847,202 | added | 30 June 2026 | 13F |
| Millennium Management | 3,982,110 | $97.8 million | 0.0% | +1,058,341 | added | 30 June 2026 | 13F |
| Bridgewater Associates | 920,357 | $22.6 million | 0.1% | -272,263 | trimmed | 30 June 2026 | 13F |
| Soros Fund Management | 0 | $0 | 0.0% | -14,389 | exited | 30 June 2026 | 13F |
| Renaissance Technologies | 0 | $0 | 0.0% | -788,376 | exited | 30 June 2026 | 13F |
| Alyeska | 0 | $0 | 0.0% | -147,440 | 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 |
|---|---|---|---|---|---|---|---|
| 12 August 2026 | 13G/A | Capital World Investors and 1 other | 106.1 million | 3.0% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 May 2026 | 13G | Capital World Investors and 1 other | 184.2 million | 5.1% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Capital Management and 1 other | 269.9 million | 7.5% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 9 February 2026 | 13G | State Street Corporation and 1 other | 186.8 million | 5.1% | 31 December 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 |
|---|---|---|---|
| 31 August 2026 | 37,048 | $27.06 | SEC |
| 24 August 2026 | 13,202 | $26.85 | SEC |
| 21 August 2026 | 15,758 | $26.42 | SEC |
| 18 August 2026 | 3 | $25.57 | SEC |
| 17 August 2026 | 3 | $26.18 | SEC |
| 14 August 2026 | 7,267 | $26.18 | SEC |
| 12 August 2026 | 9,649 | $25.65 | SEC |
| 10 August 2026 | 100 | $25.36 | SEC |
| 5 August 2026 | 9,328 | $24.93 | SEC |
| 3 August 2026 | 46 | $23.96 | SEC |
| 30 July 2026 | 1,397 | $24.61 | SEC |
| 17 July 2026 | 21,762 | $24.10 | 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: 37,048 on 31 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 CMCSA 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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