Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
1,991 institutional managers reported holding CMCSA for the quarter ended Mar 31, 2026. Together they hold about 83% of shares outstanding; the top 10 hold 43%. 178 opened new positions; 249 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 347.96M | 9.62% | $9.98B | trimmed -5.9% | ≤2013 |
| BlackRock | 314.99M | 8.71% | $9.03B | unchanged | ≤2013 |
| State Street | 182.74M | 5.05% | $5.24B | trimmed -2.2% | ≤2013 |
| Capital Group (American Funds) | 182.14M | 5.04% | $5.22B | added +29.8% | ≤2013 |
| Charles Schwab Investment Management | 121.56M | 3.36% | $3.49B | added +212.4% | ≤2013 |
| Dodge & Cox | 113.11M | 3.13% | $3.24B | unchanged | ≤2013 |
| Capital Research Global Investors | 89.57M | 2.48% | $2.57B | added +60.9% | ≤2013 |
| Geode Capital | 88.11M | 2.44% | $2.53B | trimmed -2% | ≤2013 |
| FMR (Fidelity) | 60.59M | 1.68% | $1.74B | trimmed -9.7% | ≤2013 |
| UBS | 54.42M | 1.50% | $1.56B | added +28.9% | ≤2013 |
| Invesco | 44.49M | 1.23% | $1.28B | added +2.7% | ≤2013 |
| Morgan Stanley | 42.94M | 1.19% | $1.23B | added +3.2% | ≤2013 |
| Ameriprise Financial INC | 42.44M | 1.17% | $1.22B | added +11.2% | ≤2013 |
| Bank OF America CORP /DE/ | 40.86M | 1.13% | $1.17B | added +10.2% | ≤2013 |
| Goldman Sachs | 38.78M | 1.07% | $1.11B | trimmed -5.6% | ≤2013 |
| First Eagle Investment Management | 37.78M | 1.04% | $1.08B | added +4.4% | ≤2013 |
| Eagle Capital Management LLC | 37.58M | 1.04% | $1.08B | trimmed -5.9% | 2015 Q4 |
| Northern Trust | 36.36M | 1.00% | $1.04B | added +0.9% | ≤2013 |
| Franklin Resources | 31.64M | 0.88% | $907.3M | added +28.4% | ≤2013 |
| Dimensional Fund Advisors | 29.46M | 0.81% | $845.0M | added +1.8% | ≤2013 |
| BNY Mellon | 27.25M | 0.75% | $781.4M | trimmed -0.7% | ≤2013 |
| Hotchkis & Wiley Capital Management LLC | 26.80M | 0.74% | $768.6M | trimmed -3.5% | 2015 Q2 |
| Harris Associates (Oakmark) | 26.45M | 0.73% | $758.5M | trimmed -3.7% | ≤2013 |
| Legal & General Group PLC | 24.37M | 0.67% | $699.0M | added +1.6% | ≤2013 |
| Nuveen | 20.82M | 0.58% | $597.2M | added +8.6% | ≤2013 |
| Raymond James Financial INC | 17.01M | 0.47% | $487.8M | added +11.9% | ≤2013 |
| Clearbridge Investments, LLC | 16.96M | 0.47% | $486.3M | trimmed -8.3% | ≤2013 |
| Deutsche Bank AG\ | 15.06M | 0.42% | $432.0M | added +4.7% | 2013 Q3 |
| Capital International Investors | 14.06M | 0.39% | $403.3M | trimmed -8% | ≤2013 |
| LSV Asset Management | 13.77M | 0.38% | $394.9M | unchanged | ≤2013 |
| First Trust Advisors LP | 13.59M | 0.38% | $389.8M | added +4.9% | ≤2013 |
| Amundi | 12.80M | 0.35% | $367.2M | trimmed -9.7% | ≤2013 |
| Barclays PLC | 12.53M | 0.35% | $359.5M | trimmed -6.3% | ≤2013 |
| Arrowstreet Capital | 12.37M | 0.34% | $354.8M | trimmed -14% | 2017 Q1 |
| AQR Capital | 12.29M | 0.34% | $352.4M | added +14.7% | ≤2013 |
| Healthcare OF Ontario Pension Plan Trust Fund | 11.62M | 0.32% | $333.2M | added +824.4% | 2022 Q2 |
| Allianz Asset Management GmbH | 11.57M | 0.32% | $332.0M | trimmed -8.9% | ≤2013 |
| Rothschild & CO Wealth Management UK LTD (focused) | 11.49M | 0.32% | $329.6M | added +0.6% | 2017 Q1 |
| Wells Fargo & COMPANY/MN | 11.27M | 0.31% | $323.2M | added +8.7% | ≤2013 |
| Sumitomo Mitsui Trust Group, INC. | 11.12M | 0.31% | $318.8M | trimmed -5.2% | ≤2013 |
| VAN ECK Associates CORP | 10.81M | 0.30% | $310.0M | added +16.3% | 2018 Q1 |
| Swiss National Bank | 10.67M | 0.29% | $305.9M | added +5.7% | ≤2013 |
| BNP Paribas Financial Markets | 10.61M | 0.29% | $304.2M | trimmed -43% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 10.56M | 0.29% | $302.8M | added +6.9% | ≤2013 |
| MFS Investment Management | 10.49M | 0.29% | $300.7M | opened | ≤2013 |
| National Pension Service | 10.36M | 0.29% | $297.1M | added +6.4% | 2014 Q3 |
| SG Americas Securities, LLC | 10.07M | 0.28% | $288.9M | added +36.2% | ≤2013 |
| First Manhattan CO. LLC. | 9.67M | 0.27% | $277.4M | added +1.7% | ≤2013 |
| Victory Capital Management INC | 9.54M | 0.26% | $273.6M | added +12.9% | 2013 Q3 |
| Beutel, Goodman & CO LTD. | 9.54M | 0.26% | $273.5M | trimmed -9% | 2018 Q1 |
Largest 50 of 1,991 shown; the full ranked, searchable register is at boothcheck.com/holders/CMCSA. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.