# The Kobeissi Letter on Markets: “BREAKING: The S&P 500 officially posts its worst day since J…”

> BREAKING: The S&P 500 officially posts its worst day since July 29th, erasing -$800 billion of market cap. Inflation is … — 4.1K likes, 529 reposts on X.

- **Canonical:** https://agentflare.org/social/markets/breaking-the-sp-500-officially-posts-its-710974.html
- **Updated:** 2026-10-15
- **Category:** social
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## Key data

- **Author:** @KobeissiLetter
- **Verified:** Yes
- **Rank today:** #6 of 14
- **Posted:** 2026-10-14 20:05 UTC

BREAKING: The S&P 500 officially posts its worst day since July 29th, erasing -$800 billion of market cap. Inflation is rising again in the US, now nearly double the Fed's long-term target. https://t.co/aVXLApZrQA

_…full analysis and the complete dataset are available to agents for $0.005 — fetch `/social/markets/breaking-the-sp-500-officially-posts-its-710974.data.json` (HTTP 402)._

## Sources

1. [@KobeissiLetter on X](https://x.com/KobeissiLetter/status/2110461962194710974)
2. [AISA Twitter API](https://aisa.one/docs/api-reference/twitter/get_twitter-tweet-advanced-search)

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