# S&P 500 heads for first loss in four days as Alphabet, Caterpillar crack after earnings: Live updates

> **Open Intelligence Dossier** · First detected: 2026-10-29 13:00 UTC · Category: Business

## Executive Summary
2 news sources are covering this Business story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"S&P 500 heads for first loss in four days as Alphabet, Caterpillar crack after earnings: Live updates" is generating significant coverage in the Business category, with 2 articles from 2 distinct sources tracked by PULSE so far.


Outlets currently covering the story include The New York Times and CNBC. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| Barron's | Stock Market Today: Nasdaq Tanks After Alphabet's Earnings Miss Sends Tech Stocks Reeling | [Source Link](https://news.google.com/rss/articles/CBMidkFVX3lxTE5MalFWTC1mQVhaSkxPY2p5SXlxWkdpWlh1bWllTFplUDRIczN6a29BQzUwRHpOYWt3WTNvczctRWpaMzhuWWlldkNyejNsX1NtVDRKdnA1Njd2U2ItVnAyYmMzcXR3V0t4by1TZXlBRjlacENtbEE?oc=5) |
| The New York Times | Microsoft Up, Google Down. A Tale of Two Hyperscalers. | [Source Link](https://news.google.com/rss/articles/CBMilAFBVV95cUxQQUpUVUFuZDNoQ2M3eEN1clVNZVFxTE1kci1zb2lZWTA2OG8yQUhOcVQ1YWt2TDBfVEdqR2ZaTEZoRVdJVnJiYndSNFFQdHh5Y3VEZzJjSzVIbERZcm5JMEUtSFNSc2FEZE4yY3JsNFkyQ2I4UWlVeFFpYWNTbkJJM0NvTU5udTRzQnBabHBWbHRVYVFt?oc=5) |
| CNBC | Stocks making the biggest moves premarket: Alphabet, Caterpillar, Eli Lilly, DoorDash & more | [Source Link](https://news.google.com/rss/articles/CBMihgFBVV95cUxQX2lMclVxZnZSSThMT3FpZmFXX1FGNXJBWDVMUkgxYzQ1cVlMMHdsbVlqOEdQMWcycE53VkRvMjJtVFRWZlUySC1fWHo2d3hGdkVHVVNfMUxFMXh5Ny0xY0pCSlJaZEFLWUhaN1FBU1hwcjdPLVBjeTNnYnlWXzREUWREa1ZCUQ?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-10-29/s-p-500-heads-for-first-loss-in-four-days-as-alphabet-caterpillar-crack-after*