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Smart Money Score
Composite context from Form 4, 13F and congressional disclosures; not a forecast.
Of the 22 tracked institutions holding CMCSA, 14 have a 3-year clone track record — 8 of them beat the S&P. Average holder's clone alpha: +1.0pt. It's a gauge of who owns the name, not just how many.
Among the 22 tracked institutional investors we monitor, CMCSA (COMCAST CORP NEW) is held with a combined value of $28.58B across 1,083,886,529 shares. The largest holder is VANGUARD GROUP INC with a position worth $11.04B (0.16% of their portfolio). 8 funds increased their holdings. 14 funds reduced their position.
Total Institutional Value
$28.58B
Total Shares Held
1,083,886,529
Institutional Holders
22
Days to Cover
3.1+4.0%
75.48M shares short · FINRA 2026-08-14
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $11.04B | 0.16% | +0.6% |
| 2 | BlackRock, Inc. | $7.69B | 0.11% | -0.6% |
| 3 | STATE STREET CORP | $4.79B | 0.14% | +6.7% |
| 4 | Capital Research Global Investors | $2.85B | 0.40% | +29.6% |
| 5 | FMR LLC | $1.25B | 0.05% | -16.1% |
| 6 | AQR CAPITAL MANAGEMENT LLC | $178.84M | 0.06% | -40.2% |
| 7 | HARRIS ASSOCIATES L P | $176.11M | 0.23% | -72.9% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $128.87M | 0.01% | -42.1% |
| 9 | CITADEL ADVISORS LLC | $128.82M | 0.07% | +177.0% |
| 10 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $68.14M | 0.10% | -4.8% |
| Member | Type | Date |
|---|---|---|
| Kevin Hern | Sell | Aug 5, 2026 |
| Gilbert Cisneros | Sell | Jul 17, 2026 |
| Gilbert Cisneros | Buy | Jun 16, 2026 |
| Mike Kelly | Sell |
As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of CMCSA with a position worth $11.04B, representing 0.16% of their portfolio. In total, 22 institutional investors hold CMCSA with a combined value of $28.58B.
Institutional investors hold $28.58B worth of CMCSA stock across 22 positions. The largest institutional holder is VANGUARD GROUP INC with $11.04B in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For CMCSA, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their CMCSA positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
| May 7, 2026 |
| Gilbert Cisneros | Sell | Apr 14, 2026 |
| Alan Armstrong | Buy | Mar 27, 2026 |
| Kevin Hern | Sell | Mar 17, 2026 |
| Gilbert Cisneros | Buy | Jan 9, 2026 |
Showing 8 of 54. STOCK Act disclosures lag up to 45 days.
Last Close
$24.59
2026-09-09
YTD
-11.3%
25% of 52-week range
