---
title: "ROBO Put/Call Ratio Hits 20-Year High Amid Retail Fear in US Equities"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/281895219.md"
description: "The ROBO Put/Call Ratio has hit 1.0, marking a 20-year high and signaling significant fear among retail investors in U.S. equities. This indicates heightened market caution, as noted by NS3.AI. Additionally, short interest is at multi-year highs across major indices, including the S&P 500, Nasdaq 100, and Russell 2000, according to Global Markets Investor data."
datetime: "2026-04-07T13:58:56.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/281895219.md)
  - [en](https://longbridge.com/en/news/281895219.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/281895219.md)
---

# ROBO Put/Call Ratio Hits 20-Year High Amid Retail Fear in US Equities

The ROBO Put/Call Ratio has reached 1.0 for the first time in at least two decades, indicating significant fear among retail investors in U.S. equities. According to NS3.AI, this development reflects heightened caution in the market. Global Markets Investor data further reveals that short interest is at multi-year highs across major indices, including the S&P 500, Nasdaq 100, and Russell 2000.

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