Ticker brief
CMCSA COMCAST CORP-CLASS A
Communications · Media
last close
$27.06
1 day
+2.5%
14 days
+3.4%
mkt cap
$85.0B
signals 14d
30
authors 14d
10
crowd 14d
-1.5σ
Options inteloptions-surface reads · latest available day per source
| metric | reading | context |
|---|---|---|
| IV — ATM 30d | 33% mid · 32 pctile own 1y | IV/HV 0.97× (as of 2026-07-31) |
| Skew — 25Δ RR 30d | -0.004 45 pctile own 1y | balanced vs own range |
| Net dealer OI (NDOI) | +0.18 normal | 5-session Δ +0.11 (as of 2026-07-06) |
| OI alarm | quiet | last alarm 2025-12-17 (z=3.2) |
Sentiment — last 14 days
daily mean sentiment, 2026-08-15 → 2026-08-25 · now +0.17 (−1 bearish … +1 bullish)
Who spoke10
| author | grade | trader score | signals | mean sent |
|---|---|---|---|---|
| @AnthonySandford | C | · | 18 | +0.30 |
| @Androidheadline | C | +1.00 | 4 | +0.16 |
| @KeithTradeSmith | C | +0.25 | 1 | -0.45 |
| @zerohedge | C | -0.32 | 1 | +0.12 |
| @InvestiBrew | A | +4.14 | 1 | -0.10 |
| @danprimack | A | -0.48 | 1 | -0.10 |
| @TheStreet | C | -0.21 | 1 | +0.15 |
| @CNBC | C | +1.09 | 1 | -0.30 |
| @TalkMarkets | C | · | 1 | +0.45 |
| @HammerstoneMar3 | C | +0.39 | 1 | -0.10 |
Recent signals30of 30 in 14d — receipts included
| date (PT) | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|
| 2026-08-25 | @HammerstoneMar3 | -0.10 | Compares YTD studio-stock performance with each company's share of 2026 top-grossing movies. | -0.1% | tweet ↗ |
| 2026-08-25 | @TalkMarkets | +0.45 | Sean Peche identifies four stocks as trading below fair value. | -0.1% | tweet ↗ |
| 2026-08-24 | @CNBC | -0.30 | Main Street Sports sued Comcast and Charter over allegedly underpaid licensing fees. | +0.1% | tweet ↗ |
| 2026-08-22 | @AnthonySandford | +0.40 | Reviews how previously identified gamma-map setups performed during the week. | +0.8% | tweet ↗ |
| 2026-08-22 | @AnthonySandford | +0.00 | Reviews completed weekly flow, heat-zone and lotto setups across multiple tickers without forward calls. | +0.8% | tweet ↗ |
| 2026-08-22 | @TheStreet | +0.15 | Comcast adds a service to internet plans amid customer losses | +0.8% | tweet ↗ |
| 2026-08-22 | @AnthonySandford | +0.35 | Post reviews how five previously described gamma setups performed during the week. | +0.8% | tweet ↗ |
| 2026-08-22 | @AnthonySandford | +0.35 | Author reviews previously mapped gamma setups after their weekly outcomes became known. | +0.8% | tweet ↗ |
| 2026-08-21 | @AnthonySandford | +0.35 | Detailed recap reports how prior gamma-zone setups performed after the fact. | +0.8% | tweet ↗ |
| 2026-08-20 | @AnthonySandford | +0.40 | Author recaps completed option-price gains and prior heat-zone examples. | +2.4% | tweet ↗ |
| 2026-08-20 | @AnthonySandford | +0.50 | Author recaps CMCSA calls rising from $0.44 to $0.66 after prior bullish flow and setup alerts. | +2.4% | tweet ↗ |
| 2026-08-20 | @AnthonySandford | +0.40 | Recaps several completed bullish and bearish heat-zone setups and their subsequent price moves. | +2.4% | tweet ↗ |
| 2026-08-20 | @danprimack | -0.10 | Charter-Cox transaction closed, creating the largest US cable and broadband provider by subscribers. | +2.4% | tweet ↗ |
| 2026-08-20 | @AnthonySandford | +0.40 | Recaps completed heat-zone calls, including NOW up 3% and other bullish or bearish follow-through. | +2.4% | tweet ↗ |
| 2026-08-19 | @AnthonySandford | +0.30 | Retrospectively says several flow and heat-zone setups moved in the expected directions. | +1.8% | tweet ↗ |
| 2026-08-19 | @AnthonySandford | +0.50 | Recaps CMCSA $27 calls rising from $0.44 to $0.66, about a 50% move. | +1.8% | tweet ↗ |
| 2026-08-19 | @AnthonySandford | +0.00 | Explains ticker-specific gamma flips, put walls and call walls as watch levels, not trade calls. | +1.8% | tweet ↗ |
| 2026-08-19 | @AnthonySandford | +0.40 | Recaps how prior gamma-map reads subsequently performed across multiple stocks. | +1.8% | tweet ↗ |
| 2026-08-19 | @AnthonySandford | +0.50 | Recaps CMCSA calls rising about 50% from $0.44 to $0.66. | +1.8% | tweet ↗ |
| 2026-08-19 | @AnthonySandford | +0.45 | Recaps a prior bullish CMCSA setup after shares gained about 4.22% for the week. | +1.8% | tweet ↗ |
| 2026-08-18 | @Androidheadline | +0.20 | Comcast introduces the Xfinity Shield smart-home protection offering. | +3.3% | tweet ↗ |
| 2026-08-18 | @Androidheadline | +0.10 | Reports Peacock raising subscription prices by as much as $3. | +3.3% | tweet ↗ |
| 2026-08-18 | @InvestiBrew | -0.10 | Sees sensor monetization upside for CMCSA but substantial privacy liability. | +3.3% | tweet ↗ |
| 2026-08-18 | @zerohedge | +0.12 | Comcast reportedly turns routers into motion sensors, raising privacy concerns around 99.5%-accurate identification. | +3.3% | tweet ↗ |
| 2026-08-18 | @Androidheadline | +0.15 | Reports Comcast's Xfinity Shield smart-home protection offering. | +3.3% | tweet ↗ |
| 2026-08-18 | @Androidheadline | +0.20 | Reports Peacock raising prices across all plans by as much as $3. | +3.3% | tweet ↗ |
| 2026-08-16 | @AnthonySandford | +0.15 | Reviews prior moves and lists new Heat Zone setups to watch without entry intent. | +3.4% | tweet ↗ |
| 2026-08-16 | @AnthonySandford | +0.00 | Gamma Heat Map walkthrough uses several tickers as neutral examples. | +3.4% | tweet ↗ |
| 2026-08-15 | @AnthonySandford | +0.00 | Uses several tickers as examples in a gamma heat-map walkthrough without directional calls. | +3.4% | tweet ↗ |
| 2026-08-15 | @KeithTradeSmith | -0.45 | Flags the first six listed stocks as entering a bearish short-term technical zone. | +3.4% | tweet ↗ |
“Since then” = price move from the close on the signal's date (PT) to the latest close — what happened after they said it, not a backtest. A — means no trading session has closed since the signal yet. Sentiment is our extracted per-tweet score, −1…+1.