Comcast provides high-speed internet, cable television, and phone services to residential and business customers while also operating major media networks, film studios, and theme parks. The company delivers these services through its Xfinity and Sky brands and generates revenue by selling subscriptions, advertising space, and entertainment experiences. Unlike many competitors, Comcast controls both the distribution infrastructure and the content itself, allowing it to manage the entire pipeline from production to the consumer's home. Its goal is to use this integrated network to provide a wide range of media and technology services to a global audience.
Company Size
10,001+
Company Stage
IPO
Headquarters
Philadelphia, Pennsylvania
Founded
1963
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Comcast's average revenue per broadband customer fell 3.8% in the second quarter of 2026, while the company lost 167,000 broadband customers. Management said the drop reflects its own pricing choices: no rate rises, simpler plans with lower everyday prices, and free wireless lines. Adjusted EBITDA fell 5%, which Comcast blamed on the broadband shift and first-year NBA rights costs. Its trailing twelve-month operating margin was 14.7%, down from 18.1% a year earlier. Management expects modest improvement from the third quarter, as free lines convert to paid plans. Broadband losses were 34,000 smaller than a year earlier, though competition from fiber, fixed wireless, and satellite persists. The stock trades at 6.6 times earnings, against 22.5 for the S&P 500, and has fallen 21% over twelve months.
Harmonic has launched Recon, a network monitoring solution developed with Comcast, to help broadband operators detect and resolve network issues faster. The product family is built on Comcast's XMFR fiber monitoring technology, which has been proven in Comcast's own network. Recon combines in-network monitoring hardware and handheld diagnostic tools with cloud-based software to provide real-time visibility across fiber infrastructure. The solution integrates with Harmonic's cOS SensAI intelligence fabric to proactively detect faults and validate fixes. The technology continuously monitors network performance to identify degradation or fiber cuts and provides precise location information to network teams. This helps operators detect minor issues before they escalate into large-scale outages and gives field technicians better diagnostic information. Harmonic plans to expand the Recon family over time as part of its broader network intelligence portfolio.
Comcast has deployed fiber sensing technology that uses its fiber lines to detect and identify activity around its network in real time. The system analyses vibrations travelling through fiber to spot events such as construction near buried lines, providing early warnings of potential damage. The technology can distinguish between different types of activity, like subway trains or construction equipment, and pinpoint their location. Comcast is exploring combining fiber sensing with AI to enable capabilities such as automatically dispatching drones to assess network damage or wildfires. Chief Network Officer Elad Nafshi said the technology helps deliver "a more reliable, responsive and resilient experience for customers". The deployment builds on Comcast's broader effort to make its network more intelligent and automated through distributed software, telemetry and AI.
Comcast and Fastly have partnered with NBCUniversal to improve streaming quality for Peacock's live sports events by moving content closer to viewers. The collaboration runs Fastly's content delivery software directly on Comcast's distributed network of over 200 edge computing centres across the US. The approach addresses the massive infrastructure demands of live sports streaming, where millions of viewers arrive simultaneously. By processing content within Comcast's network rather than from centralised external locations, the system reduces duplicate traffic and delivery distances. The model particularly benefits major sporting events on Peacock, including NFL, NBA, and MLB games. Beyond live streaming, the underlying technology could support gaming, cybersecurity, AI inference, and enterprise cloud services. Comcast continues exploring additional applications for its edge computing resources.
Comcast has expanded its Xfinity and Comcast Business fiber networks to thousands of homes and businesses across New Hampshire, Minnesota, and South Carolina. The buildouts, supported by public-private partnerships, bring multi-gigabit symmetrical internet to previously underserved rural communities. In New Hampshire alone, Comcast added nearly 4,700 new connections in Milton and New Durham. The expansion aims to grow the company's addressable market through bundled connectivity, security, and mobile services. However, analysts remain cautious about Comcast's broadband business amid subscriber losses and intensifying competition from fixed internet providers. The company also faces weaker theme park attendance. Analysts project Comcast's revenue will decline 1.1% annually through 2029, though earnings are expected to grow modestly from $11.2 billion to $11.3 billion.