RuncheyResearch

AI Absorption Ledger / CMCSA

Comcast

CMCSA · Q2 2026 · reported 2026-07-23 · revenue $29.94bn

Assessment

In the second quarter every AI passage is about the network and none is about money. The chairman says AI will demand more data, bandwidth and lower latency (claim c1); the CFO calls an active network an advantage in an AI-driven world (claim c2); and the chairman attributes upstream traffic growing faster than downstream traffic, itself up (comparison period not stated), to AI queries, in his own hedged words (claim c3). Broadband is sold by speed tier, domestic broadband revenue changed to , and no revenue or cost is credited to the traffic, so no channel is registered for it.

The registered channel, AI models for acquisition and retention, is not mentioned; the head of Connectivity & Platforms speaks of data and analytics without AI (claim c4). Customer service is described as a weakness being addressed with investment (claims c5 and c7), not with AI; Connectivity & Platforms customer service cost was against . The 10-Q and the release again contain no AI passage.

Comcast Business names no AI or data-centre demand: the quarter's growth includes a non-recurring fiber lease renewal the CFO does not tie to AI (claim c8), and the 10-Q credits enterprise solutions. NBCUniversal's advertising is explained by sports and events. The call's Q&A was questions collected in advance and read out by investor relations; only the answers are quoted.

Revenue arriving through AI1 channel · 1 not sized

marketing · cheap to verify

Connectivity sales and retention steered by AI models (acquisition, upsell, win-back, retention)

Not sized

The Q2 call, release and 10-Q do not name AI in marketing, sales or retention; the head of Connectivity & Platforms credits data and analytics, without naming AI, for more targeted responses (claim c4).

inscrutabledisclosure: not mentioned· motive: exploratory· before LLMs: relabelled

Q2 is silent on the AI models. Broadband losses improved by to ; domestic broadband revenue changed to , and Connectivity & Platforms marketing and promotion rose to , which the 10-Q explains without AI (claim c6).

Evidence: 0 quotes, 8 figures, 3 confounds, 2 from before coverage

Broadband and wireless revenue gained or kept because AI models choose whom to target and with what offer. On the Q1 2026 call the head of Connectivity & Platforms says the company uses AI to improve transactional outcomes, running many models over many customer attributes to optimize acquisition, upsell, win-back and retention, and is enhancing its marketing tech stack for customization and personalization. He gives it as one example in a list of changes (data use, customer experience, purchase flows, unassisted channels, network reliability, sales effectiveness), and the CFO credits most of the quarter's improvement in broadband losses to the Legendary February offers (claim cmcsa-2026-cq1-c3). No source gives a measure for the models. The money would sit in domestic broadband and wireless service revenue; the cost of running the models sits, unreported, in Connectivity & Platforms marketing and promotion and other expenses. This is the door the ledger reads at Verizon as acquisition and retention spend lowered by AI micro-segmentation; Comcast speaks of outcomes (connects, upsell, retention) rather than cost, so it is read here as revenue.

Why this motive

Exploratory, carried from Q1; silence is not evidence about motive.

Before LLMs: relabelled

At the anchor the activity sits in Connectivity & Platforms marketing and promotion, which the fiscal 2024 10-K describes as the costs of attracting new customers and promoting service offerings (anchor claim cmcsa-anchor-c2): for FY2024, beside domestic broadband revenue of . The same 10-K named AI only as a technology the company risked failing to employ (anchor claim cmcsa-anchor-c1); neither anchor source describes models for acquisition or retention. Models that score customers for acquisition and retention predate large language models; the covered call describes them under the AI name with no line, price or volume credited to them, so the tag is relabelled (the tie-break).

“If we choose technology or equipment that is not as effective or attractive to consumers as that employed by our competitors, if we fail to employ technologies desired by consumers or that enhance our business operations, such as through the use of AI, or if we fail to execute effectively on our technology initiatives, our businesses and results of operations could be adversely affected.”
Filing, risk factors, 10-K periodic report, 2025-01-31
“Marketing and promotion expenses primarily consists of the costs associated with attracting new customers and promoting our service offerings.”
Filing, mdna, 10-K periodic report, 2025-01-31

Figures

  • Improvement in domestic broadband subscriber net losses, year over year · 2026-CQ2
  • Domestic broadband subscriber net losses in the quarter · 2026-CQ2
  • Domestic broadband revenue · 2026-CQ2
  • Domestic broadband revenue, prior year (same row, 2025 three-month column, recast for the 2026 presentation) · 2025-CQ2
  • Domestic broadband revenue change, year over year · 2026-CQ2
  • Connectivity & Platforms marketing and promotion · 2026-CQ2
  • Connectivity & Platforms marketing and promotion, prior year (same row, 2025 three-month column) · 2025-CQ2
  • Connectivity & Platforms marketing and promotion growth, year over year · 2026-CQ2

What else could explain it

  • transformation program: The go-to-market pivot credited in Q1 (claim c4) continues: the CFO says investment in the customer experience and go-to-market capabilities contributed to the decline in Connectivity & Platforms EBITDA (claim c7).
  • other: Data and analytics, faster time to market and more targeted responses are named without AI (claim c4).
  • relabel: Models that score customers for acquisition and retention predate large language models, and the anchor 10-K named AI only as a technology the company risked failing to employ (anchor claim cmcsa-anchor-c1).

By quarter

  • Q1 2026described · described, no size · exploratory
  • Q2 2026not mentioned · inscrutable · exploratory

Reported lines, year-over-year growth

Revenue −1.2%

Q2 2026. No tracked cost line grew slower than revenue. A displaced cost shows up as a line that stays under the dashed revenue line. These are the audited lines, as first reported; nothing here is attributed to AI by the filing.

Marketing and promotionDepreciationTotal costs and expensesRevenue
-5%0%5%10%15%Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026Marketing and promotionTotal costs and expensesDepreciationRevenue
Reported values and filings
LineQ1 2025Q2 2025Q3 2025Q4 2025Q1 2026Q2 2026
Revenue$29.89bn$30.31bn$31.20bn$32.31bn$31.46bn$29.94bn
Marketing and promotion$2.07bn$2.17bn$2.20bn$2.43bn$2.16bn$2.26bn
Depreciation$2.23bn$2.35bn$2.35bn$2.39bn$2.33bn$2.39bn
Total costs and expenses$24.23bn$24.32bn$25.66bn$28.82bn$27.32bn$24.78bn