Comcast Corporation (CMCSA) Stock
NASDAQCMCSA has an Alpha Score of 42 out of 100 (weak), computed on Oct 26, 2026 from 3 of 4 sub-scores. 45 members of Congress disclosed 115 trades in CMCSA since 2014: 51 purchases and 64 sales, most recently Kevin Hern (sale, Aug 5, 2026). 7 of the hedge funds AlphaScala tracks reported CMCSA in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Citadel's at $128.82M. Its trailing P/E ratio is 6.9 and its net margin 9.0% (key statistics as of Oct 22, 2026).
What is CMCSA's Alpha Score?
How it works →Alpha Score of 42 reflects weak overall profile with weak momentum, strong value, weak quality. Based on 3 of 4 signals – score is capped at 90 until remaining data ingests.
Computed from 3 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Oct 26, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded Comcast Corporation (CMCSA)?
Most recent: Kevin Hern (sale, Aug 5, 2026); records start Feb 6, 2014.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Kevin Hern R-OK · House | 2026-08-05 | sale | $1k – $15k |
| Gil Cisneros D-CA · House | 2026-07-17 | sale | $1k – $15k |
| Gil Cisneros D-CA · House | 2026-06-16 | purchase | $1k – $15k |
| Mike Kelly R-PA · House | 2026-05-07 | sale | $1k – $15k |
| Gil Cisneros D-CA · House | 2026-04-14 | partial sale | $15k – $50k |
| Alan Armstrong R-OK · Senate | 2026-03-27 | purchase | $1k – $15k |
| Kevin Hern R-OK · House | 2026-03-17 | sale | $15k – $50k |
| Gil Cisneros D-CA · House | 2026-01-09 | purchase | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Oct 29, 2026. Senate records here end Oct 21, 2026; later Senate trades are not included.
Every member of Congress who traded CMCSA, with filing lags →Which hedge funds own CMCSA?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Citadel Ken Griffin | 5.25M | $128.82M | +177% |
| Point72 Steve Cohen | 2.68M | $65.77M | +33385% |
| Millennium Management Israel Englander | 1.90M | $46.74M | +41% |
| Greenlight Capital David Einhorn | 1.35M | $33.04M | NEW |
| Bridgewater Associates Ray Dalio | 920K | $22.59M | -23% |
| D.E. Shaw David Shaw | 318K | $7.80M | -4% |
| Marshall Wace | 41K | $1.01M | +65998% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are Comcast Corporation insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Mar 5, 26 | Armstrong Jason | CFO | SELL | 4.5K | $143K |
SEC Form 4 filings as of Oct 30, 2026
See cluster-buy signals across all tickers →What are CMCSA's key statistics?
Key statistics as of Oct 22, 2026
How does CMCSA's valuation compare with the Communication Services sector?
| Metric | CMCSA | Communication Services median | Companies in median |
|---|---|---|---|
| P/E ratio | 6.9 | 19.3 | 53 |
| Net margin | 8.97% | 8.92% | 62 |
| Return on equity | 12.04% | 11.88% | 64 |
| Dividend yield (payers) | 2.72% | 3.50% | 25 |
Medians over the Communication Services stocks whose key statistics were refreshed in the last 35 days (newest Nov 2, 2026). P/E excludes loss-making companies.
CMCSA price chart
Powered by TradingViewWhat does Comcast Corporation do?
Comcast Corporation operates as a global media and technology company, delivering video, high-speed internet, voice, wireless, and security services primarily through its Residential Connectivity & Platforms and Business Services Connectivity segments under the Xfinity brand. It also encompasses Media, Studios, and Theme Parks divisions, including national cable networks, NBC and Telemundo broadcast networks, filmed entertainment production and distribution, and Universal theme parks in locations such as Orlando, Hollywood, and Osaka, alongside Sky's European operations in entertainment and sports networks. Founded in 1963 and headquartered in Philadelphia, Pennsylvania, with approximately 179,000 to 182,000 employees, Comcast Corporation generated $123.71 billion in trailing twelve-month revenue and $20.00 billion in net income as of recent financials, reflecting its substantial scale in the communications and entertainment sectors. The company plays a pivotal role in the financial markets as a major player in cable/satellite TV, broadband, and content creation, influencing consumer services through advertising, streaming platforms like Peacock, and live sports broadcasting rights.