---
symbol: "SP500"
name: "S&P 500"
date: 2026-10-01
change_pct: -1.108920650566782
direction: "down"
event_type: "macro_print"
url: "https://perplo.app/why/SP500/2026-10-01"
updated_at: 2026-10-01T15:06:29.911Z
---

# Why S&P 500 (SP500) fell 1.11% on October 1, 2026

S&P 500 (SP500) fell 1.11% on October 1, 2026 — Canada PMI drop signals softer growth headwinds.

## What happened

Canada's S&P Global manufacturing PMI fell to 51.5 in September from 53.0 in August, signaling a deceleration in factory activity north of the border.

## Why it moved

A weaker Canadian PMI flags softer North American demand and supply-chain stress, which pressures U.S. cyclicals and risk sentiment broadly; with tight cross-border trade linkages, slower Canadian manufacturing…

## Why it matters

This fits a widening macro picture: U.S. growth is moderating as labor markets cool and yield curves remain inverted, and regional data confirming the slowdown raises recession anxiety and demand for defensive…

## What would break the thesis

If forward-looking subcomponents (new orders, employment) rebound or U.S. employment data comes in stronger than expected, the slowdown narrative could reverse; also monitor whether the move is offset by dovish Fed…

## Sources

- [Canada Sept S&P Global manufacturing PMI 51.5 vs 53.0 prior](https://investinglive.com/news/canada-sept-s-p-global-manufacturing-pmi-51-5-vs-53-0-prior/) — ForexLive
- [A tough job market is pushing more young Americans to make a big bet: on themselves](https://www.marketwatch.com/story/a-tough-job-market-is-pushing-more-young-americans-to-make-a-big-bet-on-themselves-1aaddeca?mod=mw_rss_topstories) — MarketWatch
- [Stock Market Today: Dow Flat As Yields Keep Rising; Micron Drops On Earnings (Live Coverage)](https://finnhub.io/api/news?id=1497eb3898d7f7ff41213088c05309ddebb2a042e3b81bc74a0c1b483f81361f) — Yahoo

---

Trade SP500 perpetual futures 24/7 onchain: https://perplo.app/asset/SP500